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This page was generated on 2026-04-18 11:36 -0400 (Sat, 18 Apr 2026).

HostnameOSArch (*)R versionInstalled pkgs
nebbiolo1Linux (Ubuntu 24.04.4 LTS)x86_644.6.0 alpha (2026-04-05 r89794) 4957
kjohnson3macOS 13.7.7 Venturaarm644.6.0 alpha (2026-04-08 r89818) 4686
kunpeng2Linux (openEuler 24.03 LTS)aarch64R Under development (unstable) (2025-02-19 r87757) -- "Unsuffered Consequences" 4627
Click on any hostname to see more info about the system (e.g. compilers)      (*) as reported by 'uname -p', except on Windows and Mac OS X

Package 259/2404HostnameOS / ArchINSTALLBUILDCHECKBUILD BIN
BufferedMatrix 1.75.0  (landing page)
Ben Bolstad
Snapshot Date: 2026-04-17 13:40 -0400 (Fri, 17 Apr 2026)
git_url: https://git.bioconductor.org/packages/BufferedMatrix
git_branch: devel
git_last_commit: ecdbf23
git_last_commit_date: 2025-10-29 09:58:55 -0400 (Wed, 29 Oct 2025)
nebbiolo1Linux (Ubuntu 24.04.4 LTS) / x86_64  OK    OK    OK  UNNEEDED, same version is already published
kjohnson3macOS 13.7.7 Ventura / arm64  OK    OK    WARNINGS    OK  UNNEEDED, same version is already published
kunpeng2Linux (openEuler 24.03 LTS) / aarch64  OK    OK    OK  
See other builds for BufferedMatrix in R Universe.


CHECK results for BufferedMatrix on kjohnson3

To the developers/maintainers of the BufferedMatrix package:
- Allow up to 24 hours (and sometimes 48 hours) for your latest push to git@git.bioconductor.org:packages/BufferedMatrix.git to reflect on this report. See Troubleshooting Build Report for more information.
- Use the following Renviron settings to reproduce errors and warnings.
- If 'R CMD check' started to fail recently on the Linux builder(s) over a missing dependency, add the missing dependency to 'Suggests:' in your DESCRIPTION file. See Renviron.bioc for more information.

raw results


Summary

Package: BufferedMatrix
Version: 1.75.0
Command: /Library/Frameworks/R.framework/Resources/bin/R CMD check --install=check:BufferedMatrix.install-out.txt --library=/Library/Frameworks/R.framework/Resources/library --no-vignettes --timings BufferedMatrix_1.75.0.tar.gz
StartedAt: 2026-04-17 18:42:45 -0400 (Fri, 17 Apr 2026)
EndedAt: 2026-04-17 18:43:08 -0400 (Fri, 17 Apr 2026)
EllapsedTime: 22.2 seconds
RetCode: 0
Status:   WARNINGS  
CheckDir: BufferedMatrix.Rcheck
Warnings: 1

Command output

##############################################################################
##############################################################################
###
### Running command:
###
###   /Library/Frameworks/R.framework/Resources/bin/R CMD check --install=check:BufferedMatrix.install-out.txt --library=/Library/Frameworks/R.framework/Resources/library --no-vignettes --timings BufferedMatrix_1.75.0.tar.gz
###
##############################################################################
##############################################################################


* using log directory ‘/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck’
* using R version 4.6.0 alpha (2026-04-08 r89818)
* using platform: aarch64-apple-darwin23
* R was compiled by
    Apple clang version 17.0.0 (clang-1700.3.19.1)
    GNU Fortran (GCC) 14.2.0
* running under: macOS Tahoe 26.3.1
* using session charset: UTF-8
* current time: 2026-04-17 22:42:46 UTC
* using option ‘--no-vignettes’
* checking for file ‘BufferedMatrix/DESCRIPTION’ ... OK
* this is package ‘BufferedMatrix’ version ‘1.75.0’
* checking package namespace information ... OK
* checking package dependencies ... OK
* checking if this is a source package ... OK
* checking if there is a namespace ... OK
* checking for hidden files and directories ... OK
* checking for portable file names ... OK
* checking for sufficient/correct file permissions ... OK
* checking whether package ‘BufferedMatrix’ can be installed ... WARNING
Found the following significant warnings:
  doubleBufferedMatrix.c:1580:7: warning: logical not is only applied to the left hand side of this bitwise operator [-Wlogical-not-parentheses]
See ‘/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/00install.out’ for details.
* used C compiler: ‘Apple clang version 17.0.0 (clang-1700.6.4.2)’
* used SDK: ‘MacOSX26.2.sdk’
* checking installed package size ... OK
* checking package directory ... OK
* checking ‘build’ directory ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking for left-over files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking code files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... OK
* checking whether the package can be loaded with stated dependencies ... OK
* checking whether the package can be unloaded cleanly ... OK
* checking whether the namespace can be loaded with stated dependencies ... OK
* checking whether the namespace can be unloaded cleanly ... OK
* checking dependencies in R code ... OK
* checking S3 generic/method consistency ... OK
* checking replacement functions ... OK
* checking foreign function calls ... OK
* checking R code for possible problems ... OK
* checking Rd files ... NOTE
checkRd: (-1) BufferedMatrix-class.Rd:209: Lost braces; missing escapes or markup?
   209 |     $x^{power}$ elementwise of the matrix
       |        ^
prepare_Rd: createBufferedMatrix.Rd:26: Dropping empty section \keyword
prepare_Rd: createBufferedMatrix.Rd:17-18: Dropping empty section \details
prepare_Rd: createBufferedMatrix.Rd:15-16: Dropping empty section \value
prepare_Rd: createBufferedMatrix.Rd:19-20: Dropping empty section \references
prepare_Rd: createBufferedMatrix.Rd:21-22: Dropping empty section \seealso
prepare_Rd: createBufferedMatrix.Rd:23-24: Dropping empty section \examples
* checking Rd metadata ... OK
* checking Rd cross-references ... OK
* checking for missing documentation entries ... OK
* checking for code/documentation mismatches ... OK
* checking Rd \usage sections ... OK
* checking Rd contents ... OK
* checking for unstated dependencies in examples ... OK
* checking line endings in C/C++/Fortran sources/headers ... OK
* checking compiled code ... INFO
Note: information on .o files is not available
* checking sizes of PDF files under ‘inst/doc’ ... OK
* checking files in ‘vignettes’ ... OK
* checking examples ... NONE
* checking for unstated dependencies in ‘tests’ ... OK
* checking tests ...
  Running ‘Rcodetesting.R’
  Running ‘c_code_level_tests.R’
  Running ‘objectTesting.R’
  Running ‘rawCalltesting.R’
 OK
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking running R code from vignettes ... SKIPPED
* checking re-building of vignette outputs ... SKIPPED
* checking PDF version of manual ... OK
* DONE

Status: 1 WARNING, 1 NOTE
See
  ‘/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/00check.log’
for details.


Installation output

BufferedMatrix.Rcheck/00install.out

##############################################################################
##############################################################################
###
### Running command:
###
###   /Library/Frameworks/R.framework/Resources/bin/R CMD INSTALL BufferedMatrix
###
##############################################################################
##############################################################################


* installing to library ‘/Library/Frameworks/R.framework/Versions/4.6/Resources/library’
* installing *source* package ‘BufferedMatrix’ ...
** this is package ‘BufferedMatrix’ version ‘1.75.0’
** using staged installation
** libs
using C compiler: ‘Apple clang version 17.0.0 (clang-1700.6.4.2)’
using SDK: ‘MacOSX26.2.sdk’
clang -arch arm64 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG   -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2  -c RBufferedMatrix.c -o RBufferedMatrix.o
clang -arch arm64 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG   -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2  -c doubleBufferedMatrix.c -o doubleBufferedMatrix.o
doubleBufferedMatrix.c:1580:7: warning: logical not is only applied to the left hand side of this bitwise operator [-Wlogical-not-parentheses]
 1580 |   if (!(Matrix->readonly) & setting){
      |       ^                   ~
doubleBufferedMatrix.c:1580:7: note: add parentheses after the '!' to evaluate the bitwise operator first
 1580 |   if (!(Matrix->readonly) & setting){
      |       ^                            
      |        (                           )
doubleBufferedMatrix.c:1580:7: note: add parentheses around left hand side expression to silence this warning
 1580 |   if (!(Matrix->readonly) & setting){
      |       ^
      |       (                  )
doubleBufferedMatrix.c:3327:12: warning: unused function 'sort_double' [-Wunused-function]
 3327 | static int sort_double(const double *a1,const double *a2){
      |            ^~~~~~~~~~~
2 warnings generated.
clang -arch arm64 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG   -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2  -c doubleBufferedMatrix_C_tests.c -o doubleBufferedMatrix_C_tests.o
clang -arch arm64 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG   -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2  -c init_package.c -o init_package.o
clang -arch arm64 -dynamiclib -Wl,-headerpad_max_install_names -undefined dynamic_lookup -L/Library/Frameworks/R.framework/Resources/lib -L/opt/R/arm64/lib -o BufferedMatrix.so RBufferedMatrix.o doubleBufferedMatrix.o doubleBufferedMatrix_C_tests.o init_package.o -F/Library/Frameworks/R.framework/.. -framework R
installing to /Library/Frameworks/R.framework/Versions/4.6/Resources/library/00LOCK-BufferedMatrix/00new/BufferedMatrix/libs
** R
** inst
** byte-compile and prepare package for lazy loading
Creating a new generic function for ‘rowMeans’ in package ‘BufferedMatrix’
Creating a new generic function for ‘rowSums’ in package ‘BufferedMatrix’
Creating a new generic function for ‘colMeans’ in package ‘BufferedMatrix’
Creating a new generic function for ‘colSums’ in package ‘BufferedMatrix’
Creating a generic function for ‘ncol’ from package ‘base’ in package ‘BufferedMatrix’
Creating a generic function for ‘nrow’ from package ‘base’ in package ‘BufferedMatrix’
** help
*** installing help indices
** building package indices
** installing vignettes
** testing if installed package can be loaded from temporary location
** checking absolute paths in shared objects and dynamic libraries
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* DONE (BufferedMatrix)

Tests output

BufferedMatrix.Rcheck/tests/c_code_level_tests.Rout


R version 4.6.0 alpha (2026-04-08 r89818)
Copyright (C) 2026 The R Foundation for Statistical Computing
Platform: aarch64-apple-darwin23

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> library(BufferedMatrix);library.dynam("BufferedMatrix", "BufferedMatrix", .libPaths());.C("dbm_c_tester",integer(1))

Attaching package: 'BufferedMatrix'

The following objects are masked from 'package:base':

    colMeans, colSums, rowMeans, rowSums

Checking dimensions
Rows: 5
Cols: 5
Buffer Rows: 1
Buffer Cols: 1

Assigning Values
0.000000 1.000000 2.000000 3.000000 4.000000 
1.000000 2.000000 3.000000 4.000000 5.000000 
2.000000 3.000000 4.000000 5.000000 6.000000 
3.000000 4.000000 5.000000 6.000000 7.000000 
4.000000 5.000000 6.000000 7.000000 8.000000 

Adding Additional Column
Checking dimensions
Rows: 5
Cols: 6
Buffer Rows: 1
Buffer Cols: 1
0.000000 1.000000 2.000000 3.000000 4.000000 0.000000 
1.000000 2.000000 3.000000 4.000000 5.000000 0.000000 
2.000000 3.000000 4.000000 5.000000 6.000000 0.000000 
3.000000 4.000000 5.000000 6.000000 7.000000 0.000000 
4.000000 5.000000 6.000000 7.000000 8.000000 0.000000 

Reassigning values
1.000000 6.000000 11.000000 16.000000 21.000000 26.000000 
2.000000 7.000000 12.000000 17.000000 22.000000 27.000000 
3.000000 8.000000 13.000000 18.000000 23.000000 28.000000 
4.000000 9.000000 14.000000 19.000000 24.000000 29.000000 
5.000000 10.000000 15.000000 20.000000 25.000000 30.000000 

Resizing Buffers
Checking dimensions
Rows: 5
Cols: 6
Buffer Rows: 3
Buffer Cols: 3
1.000000 6.000000 11.000000 16.000000 21.000000 26.000000 
2.000000 7.000000 12.000000 17.000000 22.000000 27.000000 
3.000000 8.000000 13.000000 18.000000 23.000000 28.000000 
4.000000 9.000000 14.000000 19.000000 24.000000 29.000000 
5.000000 10.000000 15.000000 20.000000 25.000000 30.000000 

Activating Row Buffer
In row mode: 1
1.000000 6.000000 11.000000 16.000000 21.000000 26.000000 
2.000000 7.000000 12.000000 17.000000 22.000000 27.000000 
3.000000 8.000000 13.000000 18.000000 23.000000 28.000000 
4.000000 9.000000 14.000000 19.000000 24.000000 29.000000 
5.000000 10.000000 15.000000 20.000000 25.000000 30.000000 

Squaring Last Column
1.000000 6.000000 11.000000 16.000000 21.000000 676.000000 
2.000000 7.000000 12.000000 17.000000 22.000000 729.000000 
3.000000 8.000000 13.000000 18.000000 23.000000 784.000000 
4.000000 9.000000 14.000000 19.000000 24.000000 841.000000 
5.000000 10.000000 15.000000 20.000000 25.000000 900.000000 

Square rooting Last Row, then turing off Row Buffer
In row mode: 0
Checking on value that should be not be in column buffer2.236068 
1.000000 6.000000 11.000000 16.000000 21.000000 676.000000 
2.000000 7.000000 12.000000 17.000000 22.000000 729.000000 
3.000000 8.000000 13.000000 18.000000 23.000000 784.000000 
4.000000 9.000000 14.000000 19.000000 24.000000 841.000000 
2.236068 3.162278 3.872983 4.472136 5.000000 30.000000 

Single Indexing. Assign each value its square
1.000000 36.000000 121.000000 256.000000 441.000000 676.000000 
4.000000 49.000000 144.000000 289.000000 484.000000 729.000000 
9.000000 64.000000 169.000000 324.000000 529.000000 784.000000 
16.000000 81.000000 196.000000 361.000000 576.000000 841.000000 
25.000000 100.000000 225.000000 400.000000 625.000000 900.000000 

Resizing Buffers Smaller
Checking dimensions
Rows: 5
Cols: 6
Buffer Rows: 1
Buffer Cols: 1
1.000000 36.000000 121.000000 256.000000 441.000000 676.000000 
4.000000 49.000000 144.000000 289.000000 484.000000 729.000000 
9.000000 64.000000 169.000000 324.000000 529.000000 784.000000 
16.000000 81.000000 196.000000 361.000000 576.000000 841.000000 
25.000000 100.000000 225.000000 400.000000 625.000000 900.000000 

Activating Row Mode.
Resizing Buffers
Checking dimensions
Rows: 5
Cols: 6
Buffer Rows: 1
Buffer Cols: 1
Activating ReadOnly Mode.
The results of assignment is: 0
Printing matrix reversed.
900.000000 625.000000 400.000000 225.000000 100.000000 25.000000 
841.000000 576.000000 361.000000 196.000000 81.000000 16.000000 
784.000000 529.000000 324.000000 169.000000 64.000000 9.000000 
729.000000 484.000000 289.000000 144.000000 49.000000 -30.000000 
676.000000 441.000000 256.000000 121.000000 -20.000000 -10.000000 

[[1]]
[1] 0

> 
> proc.time()
   user  system elapsed 
  0.120   0.048   0.162 

BufferedMatrix.Rcheck/tests/objectTesting.Rout


R version 4.6.0 alpha (2026-04-08 r89818)
Copyright (C) 2026 The R Foundation for Statistical Computing
Platform: aarch64-apple-darwin23

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> library(BufferedMatrix);library.dynam("BufferedMatrix","BufferedMatrix", .libPaths());

Attaching package: 'BufferedMatrix'

The following objects are masked from 'package:base':

    colMeans, colSums, rowMeans, rowSums

> 
> 
> ### this is used to control how many repetitions in something below
> ### higher values result in more checks.
> nreps <-100 ##20000
> 
> 
> ## test creation and some simple assignments and subsetting operations
> 
> ## first on single elements
> tmp <- createBufferedMatrix(1000,10)
> 
> tmp[10,5]
[1] 0
> tmp[10,5] <- 10
> tmp[10,5]
[1] 10
> tmp[10,5] <- 12.445
> tmp[10,5]
[1] 12.445
> 
> 
> 
> ## now testing accessing multiple elements
> tmp2 <- createBufferedMatrix(10,20)
> 
> 
> tmp2[3,1] <- 51.34
> tmp2[9,2] <- 9.87654
> tmp2[,1:2]
       [,1]    [,2]
 [1,]  0.00 0.00000
 [2,]  0.00 0.00000
 [3,] 51.34 0.00000
 [4,]  0.00 0.00000
 [5,]  0.00 0.00000
 [6,]  0.00 0.00000
 [7,]  0.00 0.00000
 [8,]  0.00 0.00000
 [9,]  0.00 9.87654
[10,]  0.00 0.00000
> tmp2[,-(3:20)]
       [,1]    [,2]
 [1,]  0.00 0.00000
 [2,]  0.00 0.00000
 [3,] 51.34 0.00000
 [4,]  0.00 0.00000
 [5,]  0.00 0.00000
 [6,]  0.00 0.00000
 [7,]  0.00 0.00000
 [8,]  0.00 0.00000
 [9,]  0.00 9.87654
[10,]  0.00 0.00000
> tmp2[3,]
      [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] [,11] [,12] [,13]
[1,] 51.34    0    0    0    0    0    0    0    0     0     0     0     0
     [,14] [,15] [,16] [,17] [,18] [,19] [,20]
[1,]     0     0     0     0     0     0     0
> tmp2[-3,]
      [,1]    [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] [,11] [,12] [,13]
 [1,]    0 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [2,]    0 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [3,]    0 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [4,]    0 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [5,]    0 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [6,]    0 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [7,]    0 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [8,]    0 9.87654    0    0    0    0    0    0    0     0     0     0     0
 [9,]    0 0.00000    0    0    0    0    0    0    0     0     0     0     0
      [,14] [,15] [,16] [,17] [,18] [,19] [,20]
 [1,]     0     0     0     0     0     0     0
 [2,]     0     0     0     0     0     0     0
 [3,]     0     0     0     0     0     0     0
 [4,]     0     0     0     0     0     0     0
 [5,]     0     0     0     0     0     0     0
 [6,]     0     0     0     0     0     0     0
 [7,]     0     0     0     0     0     0     0
 [8,]     0     0     0     0     0     0     0
 [9,]     0     0     0     0     0     0     0
> tmp2[2,1:3]
     [,1] [,2] [,3]
[1,]    0    0    0
> tmp2[3:9,1:3]
      [,1]    [,2] [,3]
[1,] 51.34 0.00000    0
[2,]  0.00 0.00000    0
[3,]  0.00 0.00000    0
[4,]  0.00 0.00000    0
[5,]  0.00 0.00000    0
[6,]  0.00 0.00000    0
[7,]  0.00 9.87654    0
> tmp2[-4,-4]
       [,1]    [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] [,11] [,12] [,13]
 [1,]  0.00 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [2,]  0.00 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [3,] 51.34 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [4,]  0.00 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [5,]  0.00 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [6,]  0.00 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [7,]  0.00 0.00000    0    0    0    0    0    0    0     0     0     0     0
 [8,]  0.00 9.87654    0    0    0    0    0    0    0     0     0     0     0
 [9,]  0.00 0.00000    0    0    0    0    0    0    0     0     0     0     0
      [,14] [,15] [,16] [,17] [,18] [,19]
 [1,]     0     0     0     0     0     0
 [2,]     0     0     0     0     0     0
 [3,]     0     0     0     0     0     0
 [4,]     0     0     0     0     0     0
 [5,]     0     0     0     0     0     0
 [6,]     0     0     0     0     0     0
 [7,]     0     0     0     0     0     0
 [8,]     0     0     0     0     0     0
 [9,]     0     0     0     0     0     0
> 
> ## now testing accessing/assigning multiple elements
> tmp3 <- createBufferedMatrix(10,10)
> 
> for (i in 1:10){
+   for (j in 1:10){
+     tmp3[i,j] <- (j-1)*10 + i
+   }
+ }
> 
> tmp3[2:4,2:4]
     [,1] [,2] [,3]
[1,]   12   22   32
[2,]   13   23   33
[3,]   14   24   34
> tmp3[c(-10),c(2:4,2:4,10,1,2,1:10,10:1)]
      [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] [,11] [,12] [,13]
 [1,]   11   21   31   11   21   31   91    1   11     1    11    21    31
 [2,]   12   22   32   12   22   32   92    2   12     2    12    22    32
 [3,]   13   23   33   13   23   33   93    3   13     3    13    23    33
 [4,]   14   24   34   14   24   34   94    4   14     4    14    24    34
 [5,]   15   25   35   15   25   35   95    5   15     5    15    25    35
 [6,]   16   26   36   16   26   36   96    6   16     6    16    26    36
 [7,]   17   27   37   17   27   37   97    7   17     7    17    27    37
 [8,]   18   28   38   18   28   38   98    8   18     8    18    28    38
 [9,]   19   29   39   19   29   39   99    9   19     9    19    29    39
      [,14] [,15] [,16] [,17] [,18] [,19] [,20] [,21] [,22] [,23] [,24] [,25]
 [1,]    41    51    61    71    81    91    91    81    71    61    51    41
 [2,]    42    52    62    72    82    92    92    82    72    62    52    42
 [3,]    43    53    63    73    83    93    93    83    73    63    53    43
 [4,]    44    54    64    74    84    94    94    84    74    64    54    44
 [5,]    45    55    65    75    85    95    95    85    75    65    55    45
 [6,]    46    56    66    76    86    96    96    86    76    66    56    46
 [7,]    47    57    67    77    87    97    97    87    77    67    57    47
 [8,]    48    58    68    78    88    98    98    88    78    68    58    48
 [9,]    49    59    69    79    89    99    99    89    79    69    59    49
      [,26] [,27] [,28] [,29]
 [1,]    31    21    11     1
 [2,]    32    22    12     2
 [3,]    33    23    13     3
 [4,]    34    24    14     4
 [5,]    35    25    15     5
 [6,]    36    26    16     6
 [7,]    37    27    17     7
 [8,]    38    28    18     8
 [9,]    39    29    19     9
> tmp3[-c(1:5),-c(6:10)]
     [,1] [,2] [,3] [,4] [,5]
[1,]    6   16   26   36   46
[2,]    7   17   27   37   47
[3,]    8   18   28   38   48
[4,]    9   19   29   39   49
[5,]   10   20   30   40   50
> 
> ## assignment of whole columns
> tmp3[,1] <- c(1:10*100.0)
> tmp3[,1:2] <- tmp3[,1:2]*100
> tmp3[,1:2] <- tmp3[,2:1]
> tmp3[,1:2]
      [,1]  [,2]
 [1,] 1100 1e+04
 [2,] 1200 2e+04
 [3,] 1300 3e+04
 [4,] 1400 4e+04
 [5,] 1500 5e+04
 [6,] 1600 6e+04
 [7,] 1700 7e+04
 [8,] 1800 8e+04
 [9,] 1900 9e+04
[10,] 2000 1e+05
> 
> 
> tmp3[,-1] <- tmp3[,1:9]
> tmp3[,1:10]
      [,1] [,2]  [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10]
 [1,] 1100 1100 1e+04   21   31   41   51   61   71    81
 [2,] 1200 1200 2e+04   22   32   42   52   62   72    82
 [3,] 1300 1300 3e+04   23   33   43   53   63   73    83
 [4,] 1400 1400 4e+04   24   34   44   54   64   74    84
 [5,] 1500 1500 5e+04   25   35   45   55   65   75    85
 [6,] 1600 1600 6e+04   26   36   46   56   66   76    86
 [7,] 1700 1700 7e+04   27   37   47   57   67   77    87
 [8,] 1800 1800 8e+04   28   38   48   58   68   78    88
 [9,] 1900 1900 9e+04   29   39   49   59   69   79    89
[10,] 2000 2000 1e+05   30   40   50   60   70   80    90
> 
> tmp3[,1:2] <- rep(1,10)
> tmp3[,1:2] <- rep(1,20)
> tmp3[,1:2] <- matrix(c(1:5),1,5)
> 
> tmp3[,-c(1:8)] <- matrix(c(1:5),1,5)
> 
> tmp3[1,] <- 1:10
> tmp3[1,]
     [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10]
[1,]    1    2    3    4    5    6    7    8    9    10
> tmp3[-1,] <- c(1,2)
> tmp3[1:10,]
      [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10]
 [1,]    1    2    3    4    5    6    7    8    9    10
 [2,]    1    2    1    2    1    2    1    2    1     2
 [3,]    2    1    2    1    2    1    2    1    2     1
 [4,]    1    2    1    2    1    2    1    2    1     2
 [5,]    2    1    2    1    2    1    2    1    2     1
 [6,]    1    2    1    2    1    2    1    2    1     2
 [7,]    2    1    2    1    2    1    2    1    2     1
 [8,]    1    2    1    2    1    2    1    2    1     2
 [9,]    2    1    2    1    2    1    2    1    2     1
[10,]    1    2    1    2    1    2    1    2    1     2
> tmp3[-c(1:8),] <- matrix(c(1:5),1,5)
> tmp3[1:10,]
      [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10]
 [1,]    1    2    3    4    5    6    7    8    9    10
 [2,]    1    2    1    2    1    2    1    2    1     2
 [3,]    2    1    2    1    2    1    2    1    2     1
 [4,]    1    2    1    2    1    2    1    2    1     2
 [5,]    2    1    2    1    2    1    2    1    2     1
 [6,]    1    2    1    2    1    2    1    2    1     2
 [7,]    2    1    2    1    2    1    2    1    2     1
 [8,]    1    2    1    2    1    2    1    2    1     2
 [9,]    1    3    5    2    4    1    3    5    2     4
[10,]    2    4    1    3    5    2    4    1    3     5
> 
> 
> tmp3[1:2,1:2] <- 5555.04
> tmp3[-(1:2),1:2] <- 1234.56789
> 
> 
> 
> ## testing accessors for the directory and prefix
> directory(tmp3)
[1] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests"
> prefix(tmp3)
[1] "BM"
> 
> ## testing if we can remove these objects
> rm(tmp, tmp2, tmp3)
> gc()
         used (Mb) gc trigger (Mb) limit (Mb) max used (Mb)
Ncells 484141 25.9    1067251   57         NA   632017 33.8
Vcells 896965  6.9    8388608   64     196608  2112089 16.2
> 
> 
> 
> 
> ##
> ## checking reads
> ##
> 
> tmp2 <- createBufferedMatrix(10,20)
> 
> test.sample <- rnorm(10*20)
> 
> tmp2[1:10,1:20] <- test.sample
> 
> test.matrix <- matrix(test.sample,10,20)
> 
> ## testing reads
> for (rep in 1:nreps){
+   which.row <- sample(1:10,1)
+   which.col <- sample(1:20,1)
+   if (tmp2[which.row,which.col] != test.matrix[which.row,which.col]){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> 
> 
> for (rep in 1:nreps){
+   which.row <- sample(1:10,1)
+   if (!all(tmp2[which.row,] == test.matrix[which.row,])){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> 
> 
> for (rep in 1:nreps){
+   which.col <- sample(1:20,1)
+   if (!all(tmp2[,which.col] == test.matrix[,which.col])){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> 
> 
> 
> for (rep in 1:nreps){
+   which.col <- sample(1:10,5,replace=TRUE)
+   if (!all(tmp2[,which.col] == test.matrix[,which.col])){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> 
> 
> date()
[1] "Fri Apr 17 18:42:56 2026"
> for (rep in 1:nreps){
+   which.row <- sample(1:10,5,replace=TRUE)
+   if (!all(tmp2[which.row,] == test.matrix[which.row,])){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> date()
[1] "Fri Apr 17 18:42:56 2026"
> 
> 
> for (rep in 1:nreps){
+   which.row <- sample(1:10,5,replace=TRUE)
+   which.col <- sample(1:10,5,replace=TRUE)
+   if (!all(tmp2[which.row,which.col] == test.matrix[which.row,which.col])){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> 
> 
> 
> 
> 
> RowMode(tmp2)
<pointer: 0x101e3ac60>
> 
> 
> 
> for (rep in 1:nreps){
+   which.row <- sample(1:10,1)
+   which.col <- sample(1:20,1)
+   if (tmp2[which.row,which.col] != test.matrix[which.row,which.col]){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> 
> 
> for (rep in 1:nreps){
+   which.row <- sample(1:10,1)
+   if (!all(tmp2[which.row,] == test.matrix[which.row,])){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> 
> 
> for (rep in 1:nreps){
+   which.col <- sample(1:20,1)
+   if (!all(tmp2[,which.col] == test.matrix[,which.col])){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> 
> 
> 
> for (rep in 1:nreps){
+   which.col <- sample(1:20,5,replace=TRUE)
+   if (!all(tmp2[,which.col] == test.matrix[,which.col])){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> 
> 
> 
> for (rep in 1:nreps){
+   which.row <- sample(1:10,5,replace=TRUE)
+   if (!all(tmp2[which.row,] == test.matrix[which.row,])){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> 
> 
> date()
[1] "Fri Apr 17 18:42:58 2026"
> for (rep in 1:nreps){
+   which.row <- sample(1:10,5,replace=TRUE)
+   which.col <- sample(1:20,5,replace=TRUE)
+   if (!all(tmp2[which.row,which.col] == test.matrix[which.row,which.col])){
+     cat("incorrect agreement")
+     break;
+   }
+ }
> date()
[1] "Fri Apr 17 18:42:58 2026"
> 
> ColMode(tmp2)
<pointer: 0x101e3ac60>
> 
> 
> 
> ### Now testing assignments
> 
> for (rep in 1:nreps){
+   which.row <- sample(1:10,1)
+ 
+   new.data <- rnorm(20)
+   tmp2[which.row,] <- new.data
+   test.matrix[which.row,] <- new.data
+   if (rep > 1){
+     if (!all(tmp2[prev.row,] == test.matrix[prev.row,])){
+       cat("incorrect agreement")
+       break;
+     }
+   }
+   prev.row <- which.row
+   
+ }
> 
> 
> 
> 
> 
> for (rep in 1:nreps){
+   which.col <- sample(1:20,1)
+   new.data <- rnorm(10)
+   tmp2[,which.col] <- new.data
+   test.matrix[,which.col]<- new.data
+ 
+   if (rep > 1){
+     if (!all(tmp2[,prev.col] == test.matrix[,prev.col])){
+       cat("incorrect agreement")
+       break;
+     }
+   }
+   prev.col <- which.col
+ }
> 
> 
> 
> 
> 
> for (rep in 1:nreps){
+   which.col <- sample(1:20,5,replace=TRUE)
+   new.data <- matrix(rnorm(50),5,10)
+   tmp2[,which.col] <- new.data
+   test.matrix[,which.col]<- new.data
+   
+   if (rep > 1){
+     if (!all(tmp2[,prev.col] == test.matrix[,prev.col])){
+       cat("incorrect agreement")
+       break;
+     }
+   }
+   prev.col <- which.col
+ }
> 
> 
> 
> for (rep in 1:nreps){
+   which.row <- sample(1:10,5,replace=TRUE)
+   new.data <- matrix(rnorm(50),5,10)
+   tmp2[which.row,] <- new.data
+   test.matrix[which.row,]<- new.data
+   
+   if (rep > 1){
+     if (!all(tmp2[prev.row,] == test.matrix[prev.row,])){
+       cat("incorrect agreement")
+       break;
+     }
+   }
+   prev.row <- which.row
+ }
> 
> 
> 
> 
> 
> for (rep in 1:nreps){
+   which.row <- sample(1:10,5,replace=TRUE)
+   which.col  <- sample(1:20,5,replace=TRUE)
+   new.data <- matrix(rnorm(25),5,5)
+   tmp2[which.row,which.col] <- new.data
+   test.matrix[which.row,which.col]<- new.data
+   
+   if (rep > 1){
+     if (!all(tmp2[prev.row,prev.col] == test.matrix[prev.row,prev.col])){
+       cat("incorrect agreement")
+       break;
+     }
+   }
+   prev.row <- which.row
+   prev.col <- which.col
+ }
> 
> 
> 
> 
> ###
> ###
> ### testing some more functions
> ###
> 
> 
> 
> ## duplication function
> tmp5 <- duplicate(tmp2)
> 
> # making sure really did copy everything.
> tmp5[1,1] <- tmp5[1,1] +100.00
> 
> if (tmp5[1,1] == tmp2[1,1]){
+   stop("Problem with duplication")
+ }
> 
> 
> 
> 
> ### testing elementwise applying of functions
> 
> tmp5[1:4,1:4]
            [,1]       [,2]       [,3]       [,4]
[1,] 100.3565155  0.6382904  0.2017803 -0.7794057
[2,]   0.7359740  0.9163691 -0.7803751 -1.0872476
[3,]   0.3905846 -0.2769498  0.1399980 -0.2948494
[4,]  -0.6393509 -0.5965935 -0.3612244 -0.1901902
> ewApply(tmp5,abs)
BufferedMatrix object
Matrix size:  10 20 
Buffer size:  1 1 
Directory:    /Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  2  Kilobytes.
Disk usage :  1.6  Kilobytes.
> tmp5[1:4,1:4]
            [,1]      [,2]      [,3]      [,4]
[1,] 100.3565155 0.6382904 0.2017803 0.7794057
[2,]   0.7359740 0.9163691 0.7803751 1.0872476
[3,]   0.3905846 0.2769498 0.1399980 0.2948494
[4,]   0.6393509 0.5965935 0.3612244 0.1901902
> ewApply(tmp5,sqrt)
BufferedMatrix object
Matrix size:  10 20 
Buffer size:  1 1 
Directory:    /Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  2  Kilobytes.
Disk usage :  1.6  Kilobytes.
> tmp5[1:4,1:4]
           [,1]      [,2]      [,3]      [,4]
[1,] 10.0178099 0.7989308 0.4491996 0.8828395
[2,]  0.8578893 0.9572717 0.8833884 1.0427117
[3,]  0.6249677 0.5262602 0.3741630 0.5430004
[4,]  0.7995942 0.7723947 0.6010195 0.4361080
> 
> my.function <- function(x,power){
+   (x+5)^power
+ }
> 
> ewApply(tmp5,my.function,power=2)
BufferedMatrix object
Matrix size:  10 20 
Buffer size:  1 1 
Directory:    /Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  2  Kilobytes.
Disk usage :  1.6  Kilobytes.
> tmp5[1:4,1:4]
          [,1]     [,2]     [,3]     [,4]
[1,] 225.53461 33.62760 29.69378 34.60780
[2,]  34.31487 35.48909 34.61426 36.51436
[3,]  31.64026 30.53955 28.88163 30.72485
[4,]  33.63529 33.32054 31.37142 29.55127
> 
> 
> 
> ## testing functions that elementwise transform the matrix
> sqrt(tmp5)
<pointer: 0x101e3acc0>
> exp(tmp5)
<pointer: 0x101e3acc0>
> log(tmp5,2)
<pointer: 0x101e3acc0>
> pow(tmp5,2)
> 
> 
> 
> 
> 
> ## testing functions that apply to entire matrix
> Max(tmp5)
[1] 469.4208
> Min(tmp5)
[1] 53.68956
> mean(tmp5)
[1] 73.613
> Sum(tmp5)
[1] 14722.6
> Var(tmp5)
[1] 863.5387
> 
> 
> ## testing functions applied to rows or columns
> 
> rowMeans(tmp5)
 [1] 90.33421 73.19640 70.88211 69.01454 72.34874 70.42227 73.73694 71.28231
 [9] 73.03688 71.87563
> rowSums(tmp5)
 [1] 1806.684 1463.928 1417.642 1380.291 1446.975 1408.445 1474.739 1425.646
 [9] 1460.738 1437.513
> rowVars(tmp5)
 [1] 7991.68809   56.38599  105.94015   32.90203   71.89817   91.49909
 [7]   68.55694  115.66688   66.96103   96.66719
> rowSd(tmp5)
 [1] 89.396242  7.509060 10.292723  5.736029  8.479279  9.565516  8.279912
 [8] 10.754854  8.182972  9.831947
> rowMax(tmp5)
 [1] 469.42075  88.66018  90.32858  80.45349  90.29229  90.75424  87.03333
 [8]  89.88701  86.60049  90.72725
> rowMin(tmp5)
 [1] 60.38368 59.34433 56.62502 53.68956 56.97056 55.06275 59.38645 55.75651
 [9] 59.80731 60.64929
> 
> colMeans(tmp5)
 [1] 108.52053  67.44783  67.92617  69.00100  72.10750  71.09042  71.41385
 [8]  72.04292  67.64076  74.86374  76.58742  76.65265  77.01843  71.02951
[15]  69.35947  74.17466  70.05420  72.59896  68.49627  74.23376
> colSums(tmp5)
 [1] 1085.2053  674.4783  679.2617  690.0100  721.0750  710.9042  714.1385
 [8]  720.4292  676.4076  748.6374  765.8742  766.5265  770.1843  710.2951
[15]  693.5947  741.7466  700.5420  725.9896  684.9627  742.3376
> colVars(tmp5)
 [1] 16119.82493    57.83102    74.90468    36.80099    70.33346    62.88505
 [7]    60.17641    64.46368    86.47133    61.65777    61.07126    76.43145
[13]    95.93110   117.35500    64.32477    81.66027    37.24319    33.90855
[19]    95.61530   114.52706
> colSd(tmp5)
 [1] 126.963873   7.604671   8.654749   6.066382   8.386504   7.930009
 [7]   7.757346   8.028928   9.298996   7.852246   7.814811   8.742508
[13]   9.794442  10.833051   8.020272   9.036607   6.102720   5.823105
[19]   9.778308  10.701732
> colMax(tmp5)
 [1] 469.42075  75.80453  84.69321  76.79299  86.43346  84.99961  85.18018
 [8]  88.95058  85.24296  86.49866  90.32858  89.88701  90.29229  88.44034
[15]  80.45349  90.72725  76.87609  80.69670  86.60049  90.75424
> colMin(tmp5)
 [1] 58.46940 55.75651 55.33469 59.38645 56.62502 60.84708 58.47618 62.69043
 [9] 53.68956 66.60319 64.42033 66.43395 62.47396 55.06275 60.03058 59.34433
[17] 60.08859 62.67416 60.34461 60.64929
> 
> 
> ### setting a random element to NA and then testing with na.rm=TRUE or na.rm=FALSE (The default)
> 
> 
> which.row <- sample(1:10,1,replace=TRUE)
> which.col  <- sample(1:20,1,replace=TRUE)
> 
> tmp5[which.row,which.col] <- NA
> 
> Max(tmp5)
[1] NA
> Min(tmp5)
[1] NA
> mean(tmp5)
[1] NA
> Sum(tmp5)
[1] NA
> Var(tmp5)
[1] NA
> 
> rowMeans(tmp5)
 [1] 90.33421 73.19640 70.88211 69.01454 72.34874 70.42227 73.73694 71.28231
 [9] 73.03688       NA
> rowSums(tmp5)
 [1] 1806.684 1463.928 1417.642 1380.291 1446.975 1408.445 1474.739 1425.646
 [9] 1460.738       NA
> rowVars(tmp5)
 [1] 7991.68809   56.38599  105.94015   32.90203   71.89817   91.49909
 [7]   68.55694  115.66688   66.96103  101.80424
> rowSd(tmp5)
 [1] 89.396242  7.509060 10.292723  5.736029  8.479279  9.565516  8.279912
 [8] 10.754854  8.182972 10.089809
> rowMax(tmp5)
 [1] 469.42075  88.66018  90.32858  80.45349  90.29229  90.75424  87.03333
 [8]  89.88701  86.60049        NA
> rowMin(tmp5)
 [1] 60.38368 59.34433 56.62502 53.68956 56.97056 55.06275 59.38645 55.75651
 [9] 59.80731       NA
> 
> colMeans(tmp5)
 [1] 108.52053  67.44783  67.92617  69.00100  72.10750  71.09042  71.41385
 [8]        NA  67.64076  74.86374  76.58742  76.65265  77.01843  71.02951
[15]  69.35947  74.17466  70.05420  72.59896  68.49627  74.23376
> colSums(tmp5)
 [1] 1085.2053  674.4783  679.2617  690.0100  721.0750  710.9042  714.1385
 [8]        NA  676.4076  748.6374  765.8742  766.5265  770.1843  710.2951
[15]  693.5947  741.7466  700.5420  725.9896  684.9627  742.3376
> colVars(tmp5)
 [1] 16119.82493    57.83102    74.90468    36.80099    70.33346    62.88505
 [7]    60.17641          NA    86.47133    61.65777    61.07126    76.43145
[13]    95.93110   117.35500    64.32477    81.66027    37.24319    33.90855
[19]    95.61530   114.52706
> colSd(tmp5)
 [1] 126.963873   7.604671   8.654749   6.066382   8.386504   7.930009
 [7]   7.757346         NA   9.298996   7.852246   7.814811   8.742508
[13]   9.794442  10.833051   8.020272   9.036607   6.102720   5.823105
[19]   9.778308  10.701732
> colMax(tmp5)
 [1] 469.42075  75.80453  84.69321  76.79299  86.43346  84.99961  85.18018
 [8]        NA  85.24296  86.49866  90.32858  89.88701  90.29229  88.44034
[15]  80.45349  90.72725  76.87609  80.69670  86.60049  90.75424
> colMin(tmp5)
 [1] 58.46940 55.75651 55.33469 59.38645 56.62502 60.84708 58.47618       NA
 [9] 53.68956 66.60319 64.42033 66.43395 62.47396 55.06275 60.03058 59.34433
[17] 60.08859 62.67416 60.34461 60.64929
> 
> Max(tmp5,na.rm=TRUE)
[1] 469.4208
> Min(tmp5,na.rm=TRUE)
[1] 53.68956
> mean(tmp5,na.rm=TRUE)
[1] 73.6117
> Sum(tmp5,na.rm=TRUE)
[1] 14648.73
> Var(tmp5,na.rm=TRUE)
[1] 867.8997
> 
> rowMeans(tmp5,na.rm=TRUE)
 [1] 90.33421 73.19640 70.88211 69.01454 72.34874 70.42227 73.73694 71.28231
 [9] 73.03688 71.77049
> rowSums(tmp5,na.rm=TRUE)
 [1] 1806.684 1463.928 1417.642 1380.291 1446.975 1408.445 1474.739 1425.646
 [9] 1460.738 1363.639
> rowVars(tmp5,na.rm=TRUE)
 [1] 7991.68809   56.38599  105.94015   32.90203   71.89817   91.49909
 [7]   68.55694  115.66688   66.96103  101.80424
> rowSd(tmp5,na.rm=TRUE)
 [1] 89.396242  7.509060 10.292723  5.736029  8.479279  9.565516  8.279912
 [8] 10.754854  8.182972 10.089809
> rowMax(tmp5,na.rm=TRUE)
 [1] 469.42075  88.66018  90.32858  80.45349  90.29229  90.75424  87.03333
 [8]  89.88701  86.60049  90.72725
> rowMin(tmp5,na.rm=TRUE)
 [1] 60.38368 59.34433 56.62502 53.68956 56.97056 55.06275 59.38645 55.75651
 [9] 59.80731 60.64929
> 
> colMeans(tmp5,na.rm=TRUE)
 [1] 108.52053  67.44783  67.92617  69.00100  72.10750  71.09042  71.41385
 [8]  71.83956  67.64076  74.86374  76.58742  76.65265  77.01843  71.02951
[15]  69.35947  74.17466  70.05420  72.59896  68.49627  74.23376
> colSums(tmp5,na.rm=TRUE)
 [1] 1085.2053  674.4783  679.2617  690.0100  721.0750  710.9042  714.1385
 [8]  646.5560  676.4076  748.6374  765.8742  766.5265  770.1843  710.2951
[15]  693.5947  741.7466  700.5420  725.9896  684.9627  742.3376
> colVars(tmp5,na.rm=TRUE)
 [1] 16119.82493    57.83102    74.90468    36.80099    70.33346    62.88505
 [7]    60.17641    72.05638    86.47133    61.65777    61.07126    76.43145
[13]    95.93110   117.35500    64.32477    81.66027    37.24319    33.90855
[19]    95.61530   114.52706
> colSd(tmp5,na.rm=TRUE)
 [1] 126.963873   7.604671   8.654749   6.066382   8.386504   7.930009
 [7]   7.757346   8.488603   9.298996   7.852246   7.814811   8.742508
[13]   9.794442  10.833051   8.020272   9.036607   6.102720   5.823105
[19]   9.778308  10.701732
> colMax(tmp5,na.rm=TRUE)
 [1] 469.42075  75.80453  84.69321  76.79299  86.43346  84.99961  85.18018
 [8]  88.95058  85.24296  86.49866  90.32858  89.88701  90.29229  88.44034
[15]  80.45349  90.72725  76.87609  80.69670  86.60049  90.75424
> colMin(tmp5,na.rm=TRUE)
 [1] 58.46940 55.75651 55.33469 59.38645 56.62502 60.84708 58.47618 62.69043
 [9] 53.68956 66.60319 64.42033 66.43395 62.47396 55.06275 60.03058 59.34433
[17] 60.08859 62.67416 60.34461 60.64929
> 
> # now set an entire row to NA
> 
> tmp5[which.row,] <- NA
> rowMeans(tmp5,na.rm=TRUE)
 [1] 90.33421 73.19640 70.88211 69.01454 72.34874 70.42227 73.73694 71.28231
 [9] 73.03688      NaN
> rowSums(tmp5,na.rm=TRUE)
 [1] 1806.684 1463.928 1417.642 1380.291 1446.975 1408.445 1474.739 1425.646
 [9] 1460.738    0.000
> rowVars(tmp5,na.rm=TRUE)
 [1] 7991.68809   56.38599  105.94015   32.90203   71.89817   91.49909
 [7]   68.55694  115.66688   66.96103         NA
> rowSd(tmp5,na.rm=TRUE)
 [1] 89.396242  7.509060 10.292723  5.736029  8.479279  9.565516  8.279912
 [8] 10.754854  8.182972        NA
> rowMax(tmp5,na.rm=TRUE)
 [1] 469.42075  88.66018  90.32858  80.45349  90.29229  90.75424  87.03333
 [8]  89.88701  86.60049        NA
> rowMin(tmp5,na.rm=TRUE)
 [1] 60.38368 59.34433 56.62502 53.68956 56.97056 55.06275 59.38645 55.75651
 [9] 59.80731       NA
> 
> 
> # now set an entire col to NA
> 
> 
> tmp5[,which.col] <- NA
> colMeans(tmp5,na.rm=TRUE)
 [1] 112.32233  68.17726  68.46755  69.00459  72.41576  72.22857  70.65420
 [8]       NaN  68.26848  73.57097  75.62551  77.63973  78.63448  69.09497
[15]  68.74044  72.33548  69.53425  72.69613  69.12748  75.74314
> colSums(tmp5,na.rm=TRUE)
 [1] 1010.9009  613.5953  616.2079  621.0413  651.7418  650.0571  635.8878
 [8]    0.0000  614.4163  662.1387  680.6296  698.7576  707.7104  621.8548
[15]  618.6640  651.0194  625.8082  654.2652  622.1473  681.6883
> colVars(tmp5,na.rm=TRUE)
 [1] 17972.19976    59.07418    80.97046    41.40097    78.05615    56.17263
 [7]    61.20645          NA    92.84739    50.56341    58.29572    75.02411
[13]    78.54172    89.92202    68.05449    53.81388    38.85717    38.04089
[19]   103.08486   103.21268
> colSd(tmp5,na.rm=TRUE)
 [1] 134.060433   7.685973   8.998359   6.434359   8.834939   7.494840
 [7]   7.823455         NA   9.635735   7.110795   7.635164   8.661646
[13]   8.862377   9.482722   8.249515   7.335795   6.233552   6.167730
[19]  10.153072  10.159364
> colMax(tmp5,na.rm=TRUE)
 [1] 469.42075  75.80453  84.69321  76.79299  86.43346  84.99961  85.18018
 [8]      -Inf  85.24296  85.03247  90.32858  89.88701  90.29229  79.65564
[15]  80.45349  85.38081  76.87609  80.69670  86.60049  90.75424
> colMin(tmp5,na.rm=TRUE)
 [1] 58.46940 55.75651 55.33469 59.38645 56.62502 61.31709 58.47618      Inf
 [9] 53.68956 66.60319 64.42033 66.43395 63.05258 55.06275 60.03058 59.34433
[17] 60.08859 62.67416 60.34461 64.23713
> 
> 
> 
> 
> copymatrix <- matrix(rnorm(200,150,15),10,20)
> 
> tmp5[1:10,1:20] <- copymatrix
> which.row <- 3
> which.col  <- 1
> cat(which.row," ",which.col,"\n")
3   1 
> tmp5[which.row,which.col] <- NA
> copymatrix[which.row,which.col] <- NA
> 
> rowVars(tmp5,na.rm=TRUE)
 [1] 229.7607 231.8762 254.0543 240.5510 204.7235 242.3020 112.2785 230.4835
 [9] 157.7180 290.5807
> apply(copymatrix,1,var,na.rm=TRUE)
 [1] 229.7607 231.8762 254.0543 240.5510 204.7235 242.3020 112.2785 230.4835
 [9] 157.7180 290.5807
> 
> 
> 
> copymatrix <- matrix(rnorm(200,150,15),10,20)
> 
> tmp5[1:10,1:20] <- copymatrix
> which.row <- 1
> which.col  <- 3
> cat(which.row," ",which.col,"\n")
1   3 
> tmp5[which.row,which.col] <- NA
> copymatrix[which.row,which.col] <- NA
> 
> colVars(tmp5,na.rm=TRUE)-apply(copymatrix,2,var,na.rm=TRUE)
 [1]  9.947598e-14 -5.684342e-14 -1.847411e-13  0.000000e+00 -2.273737e-13
 [6]  0.000000e+00  7.105427e-14 -3.410605e-13 -1.136868e-13 -2.842171e-14
[11] -2.842171e-14  0.000000e+00 -1.989520e-13  0.000000e+00 -1.278977e-13
[16] -8.526513e-14  0.000000e+00  0.000000e+00  1.989520e-13 -8.526513e-14
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> ## making sure these things agree
> ##
> ## first when there is no NA
> 
> 
> 
> agree.checks <- function(buff.matrix,r.matrix,err.tol=1e-10){
+ 
+   if (Max(buff.matrix,na.rm=TRUE) != max(r.matrix,na.rm=TRUE)){
+     stop("No agreement in Max")
+   }
+   
+ 
+   if (Min(buff.matrix,na.rm=TRUE) != min(r.matrix,na.rm=TRUE)){
+     stop("No agreement in Min")
+   }
+ 
+ 
+   if (abs(Sum(buff.matrix,na.rm=TRUE)- sum(r.matrix,na.rm=TRUE)) > err.tol){
+ 
+     cat(Sum(buff.matrix,na.rm=TRUE),"\n")
+     cat(sum(r.matrix,na.rm=TRUE),"\n")
+     cat(Sum(buff.matrix,na.rm=TRUE) - sum(r.matrix,na.rm=TRUE),"\n")
+     
+     stop("No agreement in Sum")
+   }
+   
+   if (abs(mean(buff.matrix,na.rm=TRUE) - mean(r.matrix,na.rm=TRUE)) > err.tol){
+     stop("No agreement in mean")
+   }
+   
+   
+   if(abs(Var(buff.matrix,na.rm=TRUE) - var(as.vector(r.matrix),na.rm=TRUE)) > err.tol){
+     stop("No agreement in Var")
+   }
+   
+   
+ 
+   if(any(abs(rowMeans(buff.matrix,na.rm=TRUE) - apply(r.matrix,1,mean,na.rm=TRUE)) > err.tol,na.rm=TRUE)){
+     stop("No agreement in rowMeans")
+   }
+   
+   
+   if(any(abs(colMeans(buff.matrix,na.rm=TRUE) - apply(r.matrix,2,mean,na.rm=TRUE))> err.tol,na.rm=TRUE)){
+     stop("No agreement in colMeans")
+   }
+   
+   
+   if(any(abs(rowSums(buff.matrix,na.rm=TRUE)  -  apply(r.matrix,1,sum,na.rm=TRUE))> err.tol,na.rm=TRUE)){
+     stop("No agreement in rowSums")
+   }
+   
+   
+   if(any(abs(colSums(buff.matrix,na.rm=TRUE) - apply(r.matrix,2,sum,na.rm=TRUE))> err.tol,na.rm=TRUE)){
+     stop("No agreement in colSums")
+   }
+   
+   ### this is to get around the fact that R doesn't like to compute NA on an entire vector of NA when 
+   ### computing variance
+   my.Var <- function(x,na.rm=FALSE){
+    if (all(is.na(x))){
+      return(NA)
+    } else {
+      var(x,na.rm=na.rm)
+    }
+ 
+   }
+   
+   if(any(abs(rowVars(buff.matrix,na.rm=TRUE) - apply(r.matrix,1,my.Var,na.rm=TRUE))  > err.tol,na.rm=TRUE)){
+     stop("No agreement in rowVars")
+   }
+   
+   
+   if(any(abs(colVars(buff.matrix,na.rm=TRUE) - apply(r.matrix,2,my.Var,na.rm=TRUE))  > err.tol,na.rm=TRUE)){
+     stop("No agreement in rowVars")
+   }
+ 
+ 
+   if(any(abs(rowMax(buff.matrix,na.rm=TRUE) - apply(r.matrix,1,max,na.rm=TRUE))  > err.tol,na.rm=TRUE)){
+     stop("No agreement in colMax")
+   }
+   
+ 
+   if(any(abs(colMax(buff.matrix,na.rm=TRUE) - apply(r.matrix,2,max,na.rm=TRUE))  > err.tol,na.rm=TRUE)){
+     stop("No agreement in colMax")
+   }
+   
+   
+   
+   if(any(abs(rowMin(buff.matrix,na.rm=TRUE) - apply(r.matrix,1,min,na.rm=TRUE))  > err.tol,na.rm=TRUE)){
+     stop("No agreement in colMin")
+   }
+   
+ 
+   if(any(abs(colMin(buff.matrix,na.rm=TRUE) - apply(r.matrix,2,min,na.rm=TRUE))  > err.tol,na.rm=TRUE)){
+     stop("No agreement in colMin")
+   }
+ 
+   if(any(abs(colMedians(buff.matrix,na.rm=TRUE) - apply(r.matrix,2,median,na.rm=TRUE)) > err.tol,na.rm=TRUE)){
+     stop("No agreement in colMedian")
+   }
+ 
+   if(any(abs(colRanges(buff.matrix,na.rm=TRUE) - apply(r.matrix,2,range,na.rm=TRUE)) > err.tol,na.rm=TRUE)){
+     stop("No agreement in colRanges")
+   }
+ 
+ 
+   
+ }
> 
> 
> 
> 
> 
> 
> 
> 
> 
> for (rep in 1:20){
+   copymatrix <- matrix(rnorm(200,150,15),10,20)
+   
+   tmp5[1:10,1:20] <- copymatrix
+ 
+ 
+   agree.checks(tmp5,copymatrix)
+   
+   ## now lets assign some NA values and check agreement
+ 
+   which.row <- sample(1:10,1,replace=TRUE)
+   which.col  <- sample(1:20,1,replace=TRUE)
+   
+   cat(which.row," ",which.col,"\n")
+   
+   tmp5[which.row,which.col] <- NA
+   copymatrix[which.row,which.col] <- NA
+   
+   agree.checks(tmp5,copymatrix)
+ 
+   ## make an entire row NA
+   tmp5[which.row,] <- NA
+   copymatrix[which.row,] <- NA
+ 
+ 
+   agree.checks(tmp5,copymatrix)
+   
+   ### also make an entire col NA
+   tmp5[,which.col] <- NA
+   copymatrix[,which.col] <- NA
+ 
+   agree.checks(tmp5,copymatrix)
+ 
+   ### now make 1 element non NA with NA in the rest of row and column
+ 
+   tmp5[which.row,which.col] <- rnorm(1,150,15)
+   copymatrix[which.row,which.col] <- tmp5[which.row,which.col]
+ 
+   agree.checks(tmp5,copymatrix)
+ }
10   7 
6   14 
9   18 
1   10 
1   3 
6   6 
8   2 
4   11 
9   7 
3   9 
10   15 
4   20 
3   9 
8   11 
10   5 
3   15 
8   10 
8   4 
10   14 
3   14 
There were 50 or more warnings (use warnings() to see the first 50)
> 
> 
> ### now test 1 by n and n by 1 matrix
> 
> 
> err.tol <- 1e-12
> 
> rm(tmp5)
> 
> dataset1 <- rnorm(100)
> dataset2 <- rnorm(100)
> 
> tmp <- createBufferedMatrix(1,100)
> tmp[1,] <- dataset1
> 
> tmp2 <- createBufferedMatrix(100,1)
> tmp2[,1] <- dataset2
> 
> 
> 
> 
> 
> Max(tmp)
[1] 2.233277
> Min(tmp)
[1] -2.48309
> mean(tmp)
[1] -0.1302681
> Sum(tmp)
[1] -13.02681
> Var(tmp)
[1] 0.800516
> 
> rowMeans(tmp)
[1] -0.1302681
> rowSums(tmp)
[1] -13.02681
> rowVars(tmp)
[1] 0.800516
> rowSd(tmp)
[1] 0.8947156
> rowMax(tmp)
[1] 2.233277
> rowMin(tmp)
[1] -2.48309
> 
> colMeans(tmp)
  [1] -0.50523398 -0.06185980 -0.52764660  0.51760799 -1.29552942 -1.15058524
  [7]  2.02683497 -2.26868078 -0.97646311 -2.48309000 -1.36129365  0.91627207
 [13] -0.08442343 -2.03065590 -0.93708384 -0.59665324 -0.52777647 -1.16525172
 [19]  0.09299794  0.12221716  0.16051750 -0.35711211 -0.70636344  0.66543093
 [25] -0.07166303 -0.02636579  0.01455836  0.47175152  0.35630512 -0.13905108
 [31] -0.13057432 -0.62595263  1.10526631  0.33782743  0.58982943  1.27430564
 [37] -2.20759407  2.23327733 -0.32796565  0.15613240  0.42716156 -0.85812488
 [43]  0.84594890 -0.58276068 -0.71735404 -0.48489258  0.30834794 -0.35087502
 [49] -0.98881849  0.62208364 -0.42655864  0.45227004  0.04115322  1.79268366
 [55] -0.15418560  0.58964265 -0.37945092  0.13799215 -0.11249397 -0.19955996
 [61]  0.51973176  0.63602457 -0.19870561  0.36705943  0.43316970  0.70498965
 [67]  1.62233037  0.54331975 -1.64517910  0.48491034 -0.54623400  0.37178494
 [73] -0.24973905  0.58585824 -0.03835523  0.69118072  0.77447665 -1.12558076
 [79] -1.19629491 -0.56160856 -0.51751161 -1.04965876  0.53867440 -0.78459570
 [85]  0.09407125 -1.47421071 -0.37105165  0.03586108 -0.04223407  0.68283197
 [91] -1.28212905 -1.22572481 -0.29811725  1.31897716  0.90521579  0.66822286
 [97]  0.35653396 -1.36214881 -1.10539120 -0.72603128
> colSums(tmp)
  [1] -0.50523398 -0.06185980 -0.52764660  0.51760799 -1.29552942 -1.15058524
  [7]  2.02683497 -2.26868078 -0.97646311 -2.48309000 -1.36129365  0.91627207
 [13] -0.08442343 -2.03065590 -0.93708384 -0.59665324 -0.52777647 -1.16525172
 [19]  0.09299794  0.12221716  0.16051750 -0.35711211 -0.70636344  0.66543093
 [25] -0.07166303 -0.02636579  0.01455836  0.47175152  0.35630512 -0.13905108
 [31] -0.13057432 -0.62595263  1.10526631  0.33782743  0.58982943  1.27430564
 [37] -2.20759407  2.23327733 -0.32796565  0.15613240  0.42716156 -0.85812488
 [43]  0.84594890 -0.58276068 -0.71735404 -0.48489258  0.30834794 -0.35087502
 [49] -0.98881849  0.62208364 -0.42655864  0.45227004  0.04115322  1.79268366
 [55] -0.15418560  0.58964265 -0.37945092  0.13799215 -0.11249397 -0.19955996
 [61]  0.51973176  0.63602457 -0.19870561  0.36705943  0.43316970  0.70498965
 [67]  1.62233037  0.54331975 -1.64517910  0.48491034 -0.54623400  0.37178494
 [73] -0.24973905  0.58585824 -0.03835523  0.69118072  0.77447665 -1.12558076
 [79] -1.19629491 -0.56160856 -0.51751161 -1.04965876  0.53867440 -0.78459570
 [85]  0.09407125 -1.47421071 -0.37105165  0.03586108 -0.04223407  0.68283197
 [91] -1.28212905 -1.22572481 -0.29811725  1.31897716  0.90521579  0.66822286
 [97]  0.35653396 -1.36214881 -1.10539120 -0.72603128
> colVars(tmp)
  [1] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [26] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [51] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [76] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
> colSd(tmp)
  [1] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [26] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [51] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [76] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
> colMax(tmp)
  [1] -0.50523398 -0.06185980 -0.52764660  0.51760799 -1.29552942 -1.15058524
  [7]  2.02683497 -2.26868078 -0.97646311 -2.48309000 -1.36129365  0.91627207
 [13] -0.08442343 -2.03065590 -0.93708384 -0.59665324 -0.52777647 -1.16525172
 [19]  0.09299794  0.12221716  0.16051750 -0.35711211 -0.70636344  0.66543093
 [25] -0.07166303 -0.02636579  0.01455836  0.47175152  0.35630512 -0.13905108
 [31] -0.13057432 -0.62595263  1.10526631  0.33782743  0.58982943  1.27430564
 [37] -2.20759407  2.23327733 -0.32796565  0.15613240  0.42716156 -0.85812488
 [43]  0.84594890 -0.58276068 -0.71735404 -0.48489258  0.30834794 -0.35087502
 [49] -0.98881849  0.62208364 -0.42655864  0.45227004  0.04115322  1.79268366
 [55] -0.15418560  0.58964265 -0.37945092  0.13799215 -0.11249397 -0.19955996
 [61]  0.51973176  0.63602457 -0.19870561  0.36705943  0.43316970  0.70498965
 [67]  1.62233037  0.54331975 -1.64517910  0.48491034 -0.54623400  0.37178494
 [73] -0.24973905  0.58585824 -0.03835523  0.69118072  0.77447665 -1.12558076
 [79] -1.19629491 -0.56160856 -0.51751161 -1.04965876  0.53867440 -0.78459570
 [85]  0.09407125 -1.47421071 -0.37105165  0.03586108 -0.04223407  0.68283197
 [91] -1.28212905 -1.22572481 -0.29811725  1.31897716  0.90521579  0.66822286
 [97]  0.35653396 -1.36214881 -1.10539120 -0.72603128
> colMin(tmp)
  [1] -0.50523398 -0.06185980 -0.52764660  0.51760799 -1.29552942 -1.15058524
  [7]  2.02683497 -2.26868078 -0.97646311 -2.48309000 -1.36129365  0.91627207
 [13] -0.08442343 -2.03065590 -0.93708384 -0.59665324 -0.52777647 -1.16525172
 [19]  0.09299794  0.12221716  0.16051750 -0.35711211 -0.70636344  0.66543093
 [25] -0.07166303 -0.02636579  0.01455836  0.47175152  0.35630512 -0.13905108
 [31] -0.13057432 -0.62595263  1.10526631  0.33782743  0.58982943  1.27430564
 [37] -2.20759407  2.23327733 -0.32796565  0.15613240  0.42716156 -0.85812488
 [43]  0.84594890 -0.58276068 -0.71735404 -0.48489258  0.30834794 -0.35087502
 [49] -0.98881849  0.62208364 -0.42655864  0.45227004  0.04115322  1.79268366
 [55] -0.15418560  0.58964265 -0.37945092  0.13799215 -0.11249397 -0.19955996
 [61]  0.51973176  0.63602457 -0.19870561  0.36705943  0.43316970  0.70498965
 [67]  1.62233037  0.54331975 -1.64517910  0.48491034 -0.54623400  0.37178494
 [73] -0.24973905  0.58585824 -0.03835523  0.69118072  0.77447665 -1.12558076
 [79] -1.19629491 -0.56160856 -0.51751161 -1.04965876  0.53867440 -0.78459570
 [85]  0.09407125 -1.47421071 -0.37105165  0.03586108 -0.04223407  0.68283197
 [91] -1.28212905 -1.22572481 -0.29811725  1.31897716  0.90521579  0.66822286
 [97]  0.35653396 -1.36214881 -1.10539120 -0.72603128
> colMedians(tmp)
  [1] -0.50523398 -0.06185980 -0.52764660  0.51760799 -1.29552942 -1.15058524
  [7]  2.02683497 -2.26868078 -0.97646311 -2.48309000 -1.36129365  0.91627207
 [13] -0.08442343 -2.03065590 -0.93708384 -0.59665324 -0.52777647 -1.16525172
 [19]  0.09299794  0.12221716  0.16051750 -0.35711211 -0.70636344  0.66543093
 [25] -0.07166303 -0.02636579  0.01455836  0.47175152  0.35630512 -0.13905108
 [31] -0.13057432 -0.62595263  1.10526631  0.33782743  0.58982943  1.27430564
 [37] -2.20759407  2.23327733 -0.32796565  0.15613240  0.42716156 -0.85812488
 [43]  0.84594890 -0.58276068 -0.71735404 -0.48489258  0.30834794 -0.35087502
 [49] -0.98881849  0.62208364 -0.42655864  0.45227004  0.04115322  1.79268366
 [55] -0.15418560  0.58964265 -0.37945092  0.13799215 -0.11249397 -0.19955996
 [61]  0.51973176  0.63602457 -0.19870561  0.36705943  0.43316970  0.70498965
 [67]  1.62233037  0.54331975 -1.64517910  0.48491034 -0.54623400  0.37178494
 [73] -0.24973905  0.58585824 -0.03835523  0.69118072  0.77447665 -1.12558076
 [79] -1.19629491 -0.56160856 -0.51751161 -1.04965876  0.53867440 -0.78459570
 [85]  0.09407125 -1.47421071 -0.37105165  0.03586108 -0.04223407  0.68283197
 [91] -1.28212905 -1.22572481 -0.29811725  1.31897716  0.90521579  0.66822286
 [97]  0.35653396 -1.36214881 -1.10539120 -0.72603128
> colRanges(tmp)
          [,1]       [,2]       [,3]     [,4]      [,5]      [,6]     [,7]
[1,] -0.505234 -0.0618598 -0.5276466 0.517608 -1.295529 -1.150585 2.026835
[2,] -0.505234 -0.0618598 -0.5276466 0.517608 -1.295529 -1.150585 2.026835
          [,8]       [,9]    [,10]     [,11]     [,12]       [,13]     [,14]
[1,] -2.268681 -0.9764631 -2.48309 -1.361294 0.9162721 -0.08442343 -2.030656
[2,] -2.268681 -0.9764631 -2.48309 -1.361294 0.9162721 -0.08442343 -2.030656
          [,15]      [,16]      [,17]     [,18]      [,19]     [,20]     [,21]
[1,] -0.9370838 -0.5966532 -0.5277765 -1.165252 0.09299794 0.1222172 0.1605175
[2,] -0.9370838 -0.5966532 -0.5277765 -1.165252 0.09299794 0.1222172 0.1605175
          [,22]      [,23]     [,24]       [,25]       [,26]      [,27]
[1,] -0.3571121 -0.7063634 0.6654309 -0.07166303 -0.02636579 0.01455836
[2,] -0.3571121 -0.7063634 0.6654309 -0.07166303 -0.02636579 0.01455836
         [,28]     [,29]      [,30]      [,31]      [,32]    [,33]     [,34]
[1,] 0.4717515 0.3563051 -0.1390511 -0.1305743 -0.6259526 1.105266 0.3378274
[2,] 0.4717515 0.3563051 -0.1390511 -0.1305743 -0.6259526 1.105266 0.3378274
         [,35]    [,36]     [,37]    [,38]      [,39]     [,40]     [,41]
[1,] 0.5898294 1.274306 -2.207594 2.233277 -0.3279656 0.1561324 0.4271616
[2,] 0.5898294 1.274306 -2.207594 2.233277 -0.3279656 0.1561324 0.4271616
          [,42]     [,43]      [,44]     [,45]      [,46]     [,47]     [,48]
[1,] -0.8581249 0.8459489 -0.5827607 -0.717354 -0.4848926 0.3083479 -0.350875
[2,] -0.8581249 0.8459489 -0.5827607 -0.717354 -0.4848926 0.3083479 -0.350875
          [,49]     [,50]      [,51]   [,52]      [,53]    [,54]      [,55]
[1,] -0.9888185 0.6220836 -0.4265586 0.45227 0.04115322 1.792684 -0.1541856
[2,] -0.9888185 0.6220836 -0.4265586 0.45227 0.04115322 1.792684 -0.1541856
         [,56]      [,57]     [,58]     [,59]    [,60]     [,61]     [,62]
[1,] 0.5896426 -0.3794509 0.1379922 -0.112494 -0.19956 0.5197318 0.6360246
[2,] 0.5896426 -0.3794509 0.1379922 -0.112494 -0.19956 0.5197318 0.6360246
          [,63]     [,64]     [,65]     [,66]   [,67]     [,68]     [,69]
[1,] -0.1987056 0.3670594 0.4331697 0.7049897 1.62233 0.5433197 -1.645179
[2,] -0.1987056 0.3670594 0.4331697 0.7049897 1.62233 0.5433197 -1.645179
         [,70]     [,71]     [,72]      [,73]     [,74]       [,75]     [,76]
[1,] 0.4849103 -0.546234 0.3717849 -0.2497391 0.5858582 -0.03835523 0.6911807
[2,] 0.4849103 -0.546234 0.3717849 -0.2497391 0.5858582 -0.03835523 0.6911807
         [,77]     [,78]     [,79]      [,80]      [,81]     [,82]     [,83]
[1,] 0.7744767 -1.125581 -1.196295 -0.5616086 -0.5175116 -1.049659 0.5386744
[2,] 0.7744767 -1.125581 -1.196295 -0.5616086 -0.5175116 -1.049659 0.5386744
          [,84]      [,85]     [,86]      [,87]      [,88]       [,89]    [,90]
[1,] -0.7845957 0.09407125 -1.474211 -0.3710516 0.03586108 -0.04223407 0.682832
[2,] -0.7845957 0.09407125 -1.474211 -0.3710516 0.03586108 -0.04223407 0.682832
         [,91]     [,92]      [,93]    [,94]     [,95]     [,96]    [,97]
[1,] -1.282129 -1.225725 -0.2981173 1.318977 0.9052158 0.6682229 0.356534
[2,] -1.282129 -1.225725 -0.2981173 1.318977 0.9052158 0.6682229 0.356534
         [,98]     [,99]     [,100]
[1,] -1.362149 -1.105391 -0.7260313
[2,] -1.362149 -1.105391 -0.7260313
> 
> 
> Max(tmp2)
[1] 2.143469
> Min(tmp2)
[1] -2.546387
> mean(tmp2)
[1] -0.1768504
> Sum(tmp2)
[1] -17.68504
> Var(tmp2)
[1] 0.7751991
> 
> rowMeans(tmp2)
  [1] -0.393673400  0.354099977  0.779155468  0.813629389 -0.193382000
  [6] -0.253059487 -0.371684320  0.820039085 -0.108132716 -0.243715599
 [11] -0.439853707 -0.967599701 -0.044617465 -0.676098933  0.395754034
 [16] -0.409633674 -0.193200411 -0.543369045 -1.925056272 -0.726595808
 [21]  0.427508163 -0.771089310 -2.546386753 -0.673257640  1.645458689
 [26] -0.723706440 -1.665227896  0.337411622 -0.221197653 -0.399393509
 [31] -0.132845052 -0.902437089 -2.430393552  0.339403686  0.274753063
 [36]  1.142971352 -0.742501680  1.013018935 -0.187140201  0.036140023
 [41]  0.452159100  1.256268818 -1.859874344  0.027000856 -0.108189255
 [46] -1.230326045 -0.214726276  0.203937899 -0.410310285 -1.300073151
 [51] -2.001663359 -0.019378084  0.089537333 -0.154468600  0.626202078
 [56] -0.491949274  0.110256653 -0.903793031  0.035673520 -0.002129736
 [61]  0.418724003 -1.037592604  0.860669454  0.458660218  0.141043397
 [66]  0.802109641 -1.023105574 -1.404388670  0.911671804 -0.025111236
 [71]  0.878672107  2.143469451  0.320616985 -0.011033244 -1.142301003
 [76] -0.269747861 -1.159857221 -0.710734676 -0.026912450  0.997991054
 [81] -2.195059229 -1.446801913  0.008536398 -0.563543045 -0.078549720
 [86]  0.121793619  0.058602383 -0.732366161 -0.238946773 -0.837704077
 [91] -0.061897374 -0.072680335  0.657631138 -1.092029607 -0.866613971
 [96]  0.970942466  1.461469064  1.207296790  0.518071861  0.775715771
> rowSums(tmp2)
  [1] -0.393673400  0.354099977  0.779155468  0.813629389 -0.193382000
  [6] -0.253059487 -0.371684320  0.820039085 -0.108132716 -0.243715599
 [11] -0.439853707 -0.967599701 -0.044617465 -0.676098933  0.395754034
 [16] -0.409633674 -0.193200411 -0.543369045 -1.925056272 -0.726595808
 [21]  0.427508163 -0.771089310 -2.546386753 -0.673257640  1.645458689
 [26] -0.723706440 -1.665227896  0.337411622 -0.221197653 -0.399393509
 [31] -0.132845052 -0.902437089 -2.430393552  0.339403686  0.274753063
 [36]  1.142971352 -0.742501680  1.013018935 -0.187140201  0.036140023
 [41]  0.452159100  1.256268818 -1.859874344  0.027000856 -0.108189255
 [46] -1.230326045 -0.214726276  0.203937899 -0.410310285 -1.300073151
 [51] -2.001663359 -0.019378084  0.089537333 -0.154468600  0.626202078
 [56] -0.491949274  0.110256653 -0.903793031  0.035673520 -0.002129736
 [61]  0.418724003 -1.037592604  0.860669454  0.458660218  0.141043397
 [66]  0.802109641 -1.023105574 -1.404388670  0.911671804 -0.025111236
 [71]  0.878672107  2.143469451  0.320616985 -0.011033244 -1.142301003
 [76] -0.269747861 -1.159857221 -0.710734676 -0.026912450  0.997991054
 [81] -2.195059229 -1.446801913  0.008536398 -0.563543045 -0.078549720
 [86]  0.121793619  0.058602383 -0.732366161 -0.238946773 -0.837704077
 [91] -0.061897374 -0.072680335  0.657631138 -1.092029607 -0.866613971
 [96]  0.970942466  1.461469064  1.207296790  0.518071861  0.775715771
> rowVars(tmp2)
  [1] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [26] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [51] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [76] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
> rowSd(tmp2)
  [1] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [26] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [51] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
 [76] NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA
> rowMax(tmp2)
  [1] -0.393673400  0.354099977  0.779155468  0.813629389 -0.193382000
  [6] -0.253059487 -0.371684320  0.820039085 -0.108132716 -0.243715599
 [11] -0.439853707 -0.967599701 -0.044617465 -0.676098933  0.395754034
 [16] -0.409633674 -0.193200411 -0.543369045 -1.925056272 -0.726595808
 [21]  0.427508163 -0.771089310 -2.546386753 -0.673257640  1.645458689
 [26] -0.723706440 -1.665227896  0.337411622 -0.221197653 -0.399393509
 [31] -0.132845052 -0.902437089 -2.430393552  0.339403686  0.274753063
 [36]  1.142971352 -0.742501680  1.013018935 -0.187140201  0.036140023
 [41]  0.452159100  1.256268818 -1.859874344  0.027000856 -0.108189255
 [46] -1.230326045 -0.214726276  0.203937899 -0.410310285 -1.300073151
 [51] -2.001663359 -0.019378084  0.089537333 -0.154468600  0.626202078
 [56] -0.491949274  0.110256653 -0.903793031  0.035673520 -0.002129736
 [61]  0.418724003 -1.037592604  0.860669454  0.458660218  0.141043397
 [66]  0.802109641 -1.023105574 -1.404388670  0.911671804 -0.025111236
 [71]  0.878672107  2.143469451  0.320616985 -0.011033244 -1.142301003
 [76] -0.269747861 -1.159857221 -0.710734676 -0.026912450  0.997991054
 [81] -2.195059229 -1.446801913  0.008536398 -0.563543045 -0.078549720
 [86]  0.121793619  0.058602383 -0.732366161 -0.238946773 -0.837704077
 [91] -0.061897374 -0.072680335  0.657631138 -1.092029607 -0.866613971
 [96]  0.970942466  1.461469064  1.207296790  0.518071861  0.775715771
> rowMin(tmp2)
  [1] -0.393673400  0.354099977  0.779155468  0.813629389 -0.193382000
  [6] -0.253059487 -0.371684320  0.820039085 -0.108132716 -0.243715599
 [11] -0.439853707 -0.967599701 -0.044617465 -0.676098933  0.395754034
 [16] -0.409633674 -0.193200411 -0.543369045 -1.925056272 -0.726595808
 [21]  0.427508163 -0.771089310 -2.546386753 -0.673257640  1.645458689
 [26] -0.723706440 -1.665227896  0.337411622 -0.221197653 -0.399393509
 [31] -0.132845052 -0.902437089 -2.430393552  0.339403686  0.274753063
 [36]  1.142971352 -0.742501680  1.013018935 -0.187140201  0.036140023
 [41]  0.452159100  1.256268818 -1.859874344  0.027000856 -0.108189255
 [46] -1.230326045 -0.214726276  0.203937899 -0.410310285 -1.300073151
 [51] -2.001663359 -0.019378084  0.089537333 -0.154468600  0.626202078
 [56] -0.491949274  0.110256653 -0.903793031  0.035673520 -0.002129736
 [61]  0.418724003 -1.037592604  0.860669454  0.458660218  0.141043397
 [66]  0.802109641 -1.023105574 -1.404388670  0.911671804 -0.025111236
 [71]  0.878672107  2.143469451  0.320616985 -0.011033244 -1.142301003
 [76] -0.269747861 -1.159857221 -0.710734676 -0.026912450  0.997991054
 [81] -2.195059229 -1.446801913  0.008536398 -0.563543045 -0.078549720
 [86]  0.121793619  0.058602383 -0.732366161 -0.238946773 -0.837704077
 [91] -0.061897374 -0.072680335  0.657631138 -1.092029607 -0.866613971
 [96]  0.970942466  1.461469064  1.207296790  0.518071861  0.775715771
> 
> colMeans(tmp2)
[1] -0.1768504
> colSums(tmp2)
[1] -17.68504
> colVars(tmp2)
[1] 0.7751991
> colSd(tmp2)
[1] 0.8804539
> colMax(tmp2)
[1] 2.143469
> colMin(tmp2)
[1] -2.546387
> colMedians(tmp2)
[1] -0.108161
> colRanges(tmp2)
          [,1]
[1,] -2.546387
[2,]  2.143469
> 
> dataset1 <- matrix(dataset1,1,100)
> 
> agree.checks(tmp,dataset1)
> 
> dataset2 <- matrix(dataset2,100,1)
> agree.checks(tmp2,dataset2)
>   
> 
> tmp <- createBufferedMatrix(10,10)
> 
> tmp[1:10,1:10] <- rnorm(100)
> colApply(tmp,sum)
 [1]  1.8645538 -2.2378979  3.6817375  4.1055855 -2.6016060 -0.7109328
 [7] -0.4026424  3.1474935 -0.3191801  0.6099834
> colApply(tmp,quantile)[,1]
           [,1]
[1,] -0.7397469
[2,] -0.1504023
[3,]  0.2245397
[4,]  0.6531292
[5,]  0.9177382
> 
> rowApply(tmp,sum)
 [1]  0.21201724 -1.43183415  1.72000962  4.60956721 -0.31458837  0.08258689
 [7] -0.03394880  2.38777040  0.18192894 -0.27641445
> rowApply(tmp,rank)[1:10,]
      [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10]
 [1,]    8    7    5    6    5    6    7    1    9     8
 [2,]    6    2    1    4    6    5    9    7    1     7
 [3,]    5    4    7    3    9   10    4   10    6     3
 [4,]    7    6    9    5    4    1    2    8   10    10
 [5,]   10    5    8    1    1    2    3    9    2     4
 [6,]    2    8    4    7    3    3   10    6    5     1
 [7,]    1    9   10    2   10    4    6    5    3     2
 [8,]    3   10    6    9    8    8    1    4    7     6
 [9,]    9    1    2   10    7    9    5    2    4     5
[10,]    4    3    3    8    2    7    8    3    8     9
> 
> tmp <- createBufferedMatrix(5,20)
> 
> tmp[1:5,1:20] <- rnorm(100)
> colApply(tmp,sum)
 [1] -1.60003811  1.26462778  3.99789744  1.08910844  1.20143290 -1.39690196
 [7] -2.27033393 -1.25395319 -1.74910751  2.12227321  5.75831225  0.55363125
[13]  3.77576551 -0.47608228 -2.04229428 -0.23563569 -0.13833407 -2.73053168
[19] -0.03863723  0.41562026
> colApply(tmp,quantile)[,1]
            [,1]
[1,] -0.72755103
[2,] -0.41357936
[3,] -0.27312287
[4,] -0.16990424
[5,] -0.01588062
> 
> rowApply(tmp,sum)
[1] -1.024652  6.818743  5.910837 -3.559696 -1.898414
> rowApply(tmp,rank)[1:5,]
     [,1] [,2] [,3] [,4] [,5]
[1,]    8    8    7    7   11
[2,]    3    7   19    9   16
[3,]   13   17   17   10   14
[4,]    6   19   10   17   12
[5,]   18   11   15    3    9
> 
> 
> as.matrix(tmp)
            [,1]        [,2]      [,3]        [,4]       [,5]       [,6]
[1,] -0.72755103 -1.54984309 0.5783318 -1.15802927  1.4275606  0.9367907
[2,] -0.01588062 -0.01921142 1.3679188  1.81324603  0.2938682 -0.2824974
[3,] -0.16990424  1.86757953 1.5261461  0.05560647  1.1434702 -1.0825074
[4,] -0.41357936 -0.06984883 0.1222494  0.43112488 -1.1879725  0.1440619
[5,] -0.27312287  1.03595160 0.4032513 -0.05283968 -0.4754936 -1.1127498
           [,7]       [,8]       [,9]      [,10]     [,11]      [,12]     [,13]
[1,] -1.7868099  0.6559705 -0.7043625  1.8382403  1.463320  0.4104315 0.4667684
[2,]  0.3878718 -1.0863883  0.4630559  0.7678265  1.374445  2.5848248 1.3355513
[3,]  0.5844002  0.2383113 -1.1158447  1.6122887  2.540337  1.3072254 0.1595769
[4,] -1.1091462  0.2884442 -0.7038145 -1.0340002 -1.276032 -2.4674397 0.2720911
[5,] -0.3466498 -1.3502910  0.3118584 -1.0620820  1.656243 -1.2814109 1.5417778
          [,14]      [,15]      [,16]      [,17]       [,18]       [,19]
[1,] -1.6810993  1.3749516  0.9675743 -0.8995582 -1.43170960 -1.44018737
[2,] -0.1568694 -1.5078489 -1.1046527 -0.8204195  0.02425791  1.26011416
[3,] -0.4945418 -1.8034645 -0.3028923  0.1836457  0.01603782 -0.02713069
[4,]  0.3672379  0.3924427  0.9468971  0.2080154  0.57571461  1.29843800
[5,]  1.4891904 -0.4983752 -0.7425621  1.1899826 -1.91483242 -1.12987132
          [,20]
[1,]  0.2345591
[2,]  0.1395306
[3,] -0.3275020
[4,] -0.3445799
[5,]  0.7136125
> 
> 
> is.BufferedMatrix(tmp)
[1] TRUE
> 
> as.BufferedMatrix(as.matrix(tmp))
BufferedMatrix object
Matrix size:  5 20 
Buffer size:  1 1 
Directory:    /Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  1.9  Kilobytes.
Disk usage :  800  bytes.
> 
> 
> 
> subBufferedMatrix(tmp,1:5,1:5)
BufferedMatrix object
Matrix size:  5 5 
Buffer size:  1 1 
Directory:    /Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  655  bytes.
Disk usage :  200  bytes.
> subBufferedMatrix(tmp,,5:8)
BufferedMatrix object
Matrix size:  5 4 
Buffer size:  1 1 
Directory:    /Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  566  bytes.
Disk usage :  160  bytes.
> subBufferedMatrix(tmp,1:3,)
BufferedMatrix object
Matrix size:  3 20 
Buffer size:  1 1 
Directory:    /Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  1.9  Kilobytes.
Disk usage :  480  bytes.
> 
> 
> rm(tmp)
> 
> 
> ###
> ### Testing colnames and rownames
> ###
> 
> tmp <- createBufferedMatrix(5,20)
> tmp[1:5,1:20] <- rnorm(100)
> 
> 
> colnames(tmp)
NULL
> rownames(tmp)
NULL
> 
> 
> colnames(tmp) <- colnames(tmp,do.NULL=FALSE)
> rownames(tmp) <- rownames(tmp,do.NULL=FALSE)
> 
> colnames(tmp)
 [1] "col1"  "col2"  "col3"  "col4"  "col5"  "col6"  "col7"  "col8"  "col9" 
[10] "col10" "col11" "col12" "col13" "col14" "col15" "col16" "col17" "col18"
[19] "col19" "col20"
> rownames(tmp)
[1] "row1" "row2" "row3" "row4" "row5"
> 
> 
> tmp["row1",]
          col1       col2      col3     col4     col5      col6       col7
row1 0.5342241 0.03935001 0.6837258 1.554852 1.573705 0.1930929 -0.3076771
          col8     col9      col10    col11     col12    col13     col14
row1 0.3944645 -1.22658 -0.1211373 1.155916 -1.306383 1.297031 -0.276448
         col15     col16     col17      col18      col19     col20
row1 0.6909624 -2.275009 0.3761601 -0.8861552 -0.8146981 0.8611467
> tmp[,"col10"]
          col10
row1 -0.1211373
row2 -0.4100368
row3 -1.7552995
row4  0.4466256
row5 -1.7320848
> tmp[c("row1","row5"),]
          col1        col2        col3       col4     col5      col6
row1 0.5342241  0.03935001  0.68372583  1.5548523 1.573705 0.1930929
row5 0.6132019 -1.85504802 -0.09893088 -0.2990981 1.495271 0.7900920
            col7       col8       col9      col10     col11     col12    col13
row1 -0.30767707  0.3944645 -1.2265798 -0.1211373 1.1559164 -1.306383 1.297031
row5  0.04296351 -0.6252571  0.6994298 -1.7320848 0.3478247 -0.733978 2.252573
          col14     col15     col16      col17      col18      col19      col20
row1 -0.2764480 0.6909624 -2.275009  0.3761601 -0.8861552 -0.8146981 0.86114674
row5 -0.4273855 0.9758318 -1.178682 -1.7216308  0.2400788 -0.2299013 0.08890943
> tmp[,c("col6","col20")]
           col6       col20
row1  0.1930929  0.86114674
row2 -1.4053644  1.05385550
row3 -0.3540944  3.66488136
row4 -0.8177570 -0.99994285
row5  0.7900920  0.08890943
> tmp[c("row1","row5"),c("col6","col20")]
          col6      col20
row1 0.1930929 0.86114674
row5 0.7900920 0.08890943
> 
> 
> 
> 
> tmp["row1",] <- rnorm(20,mean=10)
> tmp[,"col10"] <- rnorm(5,mean=30)
> tmp[c("row1","row5"),] <- rnorm(40,mean=50)
> tmp[,c("col6","col20")] <- rnorm(10,mean=75)
> tmp[c("row1","row5"),c("col6","col20")]  <- rnorm(4,mean=105)
> 
> tmp["row1",]
        col1     col2     col3     col4     col5     col6     col7     col8
row1 50.1182 48.97706 49.06342 48.70775 49.84315 104.8504 50.95614 50.06347
        col9    col10    col11    col12    col13    col14    col15   col16
row1 48.7346 49.45747 50.76748 50.29145 49.58651 49.49387 49.96172 49.3566
        col17   col18    col19    col20
row1 49.11571 49.1194 49.70462 103.1416
> tmp[,"col10"]
        col10
row1 49.45747
row2 30.96740
row3 30.79980
row4 29.54107
row5 49.58168
> tmp[c("row1","row5"),]
         col1     col2     col3     col4     col5     col6     col7     col8
row1 50.11820 48.97706 49.06342 48.70775 49.84315 104.8504 50.95614 50.06347
row5 49.58797 49.13205 51.15323 49.64411 50.58152 106.0807 50.45646 50.68095
         col9    col10    col11    col12    col13    col14    col15    col16
row1 48.73460 49.45747 50.76748 50.29145 49.58651 49.49387 49.96172 49.35660
row5 50.16629 49.58168 48.55196 50.84603 48.88356 51.25879 52.43928 49.40618
        col17    col18    col19    col20
row1 49.11571 49.11940 49.70462 103.1416
row5 49.50759 49.13867 48.94467 105.8454
> tmp[,c("col6","col20")]
          col6     col20
row1 104.85036 103.14164
row2  75.26247  74.48884
row3  75.91649  74.91106
row4  74.66417  75.38806
row5 106.08069 105.84538
> tmp[c("row1","row5"),c("col6","col20")]
         col6    col20
row1 104.8504 103.1416
row5 106.0807 105.8454
> 
> 
> subBufferedMatrix(tmp,c("row1","row5"),c("col6","col20"))[1:2,1:2]
         col6    col20
row1 104.8504 103.1416
row5 106.0807 105.8454
> 
> 
> 
> 
> 
> tmp <- createBufferedMatrix(5,20)
> tmp[1:5,1:20] <- rnorm(100)
> colnames(tmp) <- colnames(tmp,do.NULL=FALSE)
> 
> tmp[,"col13"]
          col13
[1,]  1.3912183
[2,] -1.3296648
[3,]  0.9280204
[4,] -1.1351709
[5,] -0.5046071
> tmp[,c("col17","col7")]
          col17       col7
[1,]  0.4720097 -1.0157434
[2,] -0.9696595  0.8443702
[3,]  0.9147018 -0.6243885
[4,]  0.9357541 -0.8095679
[5,]  2.2002390  1.0076173
> 
> subBufferedMatrix(tmp,,c("col6","col20"))[,1:2]
            col6      col20
[1,]  1.32405367 -0.7879104
[2,] -0.13804577 -1.0248688
[3,]  0.20045412 -0.7455742
[4,]  1.87025613 -1.2035508
[5,]  0.09511551  1.0803342
> subBufferedMatrix(tmp,1,c("col6"))[,1]
         col1
[1,] 1.324054
> subBufferedMatrix(tmp,1:2,c("col6"))[,1]
           col6
[1,]  1.3240537
[2,] -0.1380458
> 
> 
> 
> tmp <- createBufferedMatrix(5,20)
> tmp[1:5,1:20] <- rnorm(100)
> rownames(tmp) <- rownames(tmp,do.NULL=FALSE)
> 
> 
> 
> 
> subBufferedMatrix(tmp,c("row3","row1"),)[,1:20]
          [,1]      [,2]       [,3]      [,4]       [,5]      [,6]      [,7]
row3 0.8146749 0.6165216 -0.3062500 0.4671618 -0.5270889 0.3458948 1.1799230
row1 1.1197511 1.3029187  0.5971968 0.5416620  0.9916980 1.9579347 0.8534918
          [,8]       [,9]      [,10]      [,11]      [,12]       [,13]
row3 -1.397620 -0.8533145 -0.9534896 -0.6072351 -0.5765692 -0.02140464
row1 -1.017076  0.2620545  0.4565790  0.4523289  0.4947270  1.27009038
         [,14]     [,15]      [,16]      [,17]     [,18]      [,19]       [,20]
row3 -1.041728 0.9393349 -0.1647912 -0.1821130 0.1060362 -0.8854622  0.47466315
row1 -1.119276 0.6266725 -1.2956116  0.6762486 0.8423965 -0.7337949 -0.07068744
> subBufferedMatrix(tmp,c("row2"),1:10)[,1:10]
          [,1]      [,2]      [,3]       [,4]     [,5]      [,6]      [,7]
row2 0.9700695 -1.360267 -1.377912 -0.6008589 2.186961 -1.015291 0.3157012
            [,8]       [,9]      [,10]
row2 -0.05405544 -0.5944286 0.02714376
> subBufferedMatrix(tmp,c("row5"),1:20)[,1:20]
           [,1]       [,2]       [,3]      [,4]       [,5]       [,6]
row5 -0.4715413 -0.6606894 -0.1213968 0.5446225 -0.5242732 -0.6318582
           [,7]      [,8]      [,9]     [,10]    [,11]    [,12]    [,13]
row5 -0.9789339 0.9546954 0.8712417 0.5300678 1.109256 2.099041 1.049324
         [,14]    [,15]      [,16]     [,17]      [,18]     [,19]      [,20]
row5 0.3790869 2.022987 -0.1876242 0.2985329 -0.4703464 0.5935893 -0.4005289
> 
> 
> colnames(tmp) <- colnames(tmp,do.NULL=FALSE)
> rownames(tmp) <- rownames(tmp,do.NULL=FALSE)
> 
> colnames(tmp)
 [1] "col1"  "col2"  "col3"  "col4"  "col5"  "col6"  "col7"  "col8"  "col9" 
[10] "col10" "col11" "col12" "col13" "col14" "col15" "col16" "col17" "col18"
[19] "col19" "col20"
> rownames(tmp)
[1] "row1" "row2" "row3" "row4" "row5"
> 
> 
> colnames(tmp) <- NULL
> rownames(tmp) <- NULL
> 
> colnames(tmp)
NULL
> rownames(tmp)
NULL
> 
> 
> colnames(tmp) <- colnames(tmp,do.NULL=FALSE)
> rownames(tmp) <- rownames(tmp,do.NULL=FALSE)
> 
> dimnames(tmp)
[[1]]
[1] "row1" "row2" "row3" "row4" "row5"

[[2]]
 [1] "col1"  "col2"  "col3"  "col4"  "col5"  "col6"  "col7"  "col8"  "col9" 
[10] "col10" "col11" "col12" "col13" "col14" "col15" "col16" "col17" "col18"
[19] "col19" "col20"

> 
> dimnames(tmp) <- NULL
> 
> colnames(tmp) <- colnames(tmp,do.NULL=FALSE)
> dimnames(tmp)
[[1]]
NULL

[[2]]
 [1] "col1"  "col2"  "col3"  "col4"  "col5"  "col6"  "col7"  "col8"  "col9" 
[10] "col10" "col11" "col12" "col13" "col14" "col15" "col16" "col17" "col18"
[19] "col19" "col20"

> 
> 
> dimnames(tmp) <- NULL
> rownames(tmp) <- rownames(tmp,do.NULL=FALSE)
> dimnames(tmp)
[[1]]
[1] "row1" "row2" "row3" "row4" "row5"

[[2]]
NULL

> 
> dimnames(tmp) <- list(NULL,c(colnames(tmp,do.NULL=FALSE)))
> dimnames(tmp)
[[1]]
NULL

[[2]]
 [1] "col1"  "col2"  "col3"  "col4"  "col5"  "col6"  "col7"  "col8"  "col9" 
[10] "col10" "col11" "col12" "col13" "col14" "col15" "col16" "col17" "col18"
[19] "col19" "col20"

> 
> 
> 
> ###
> ### Testing logical indexing
> ###
> ###
> 
> tmp <- createBufferedMatrix(230,15)
> tmp[1:230,1:15] <- rnorm(230*15)
> x <-tmp[1:230,1:15]  
> 
> for (rep in 1:10){
+   which.cols <- sample(c(TRUE,FALSE),15,replace=T)
+   which.rows <- sample(c(TRUE,FALSE),230,replace=T)
+   
+   if (!all(tmp[which.rows,which.cols] == x[which.rows,which.cols])){
+     stop("No agreement when logical indexing\n")
+   }
+   
+   if (!all(subBufferedMatrix(tmp,,which.cols)[,1:sum(which.cols)] ==  x[,which.cols])){
+     stop("No agreement when logical indexing in subBufferedMatrix cols\n")
+   }
+   if (!all(subBufferedMatrix(tmp,which.rows,)[1:sum(which.rows),] ==  x[which.rows,])){
+     stop("No agreement when logical indexing in subBufferedMatrix rows\n")
+   }
+   
+   
+   if (!all(subBufferedMatrix(tmp,which.rows,which.cols)[1:sum(which.rows),1:sum(which.cols)]==  x[which.rows,which.cols])){
+     stop("No agreement when logical indexing in subBufferedMatrix rows and columns\n")
+   }
+ }
> 
> 
> ##
> ## Test the ReadOnlyMode
> ##
> 
> ReadOnlyMode(tmp)
<pointer: 0xaffca0600>
> is.ReadOnlyMode(tmp)
[1] TRUE
> 
> filenames(tmp)
 [1] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e9770874f1"
 [2] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e94c35b744"
 [3] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e95a92f872"
 [4] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e966f532d2"
 [5] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e96bdbadcc"
 [6] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e9236f6366"
 [7] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e965e6cfb6"
 [8] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e9144ee9fe"
 [9] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e948e42d1c"
[10] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e97c4daea6"
[11] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e95005540b"
[12] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e9dd0c738" 
[13] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e95c7349e" 
[14] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e9594f7408"
[15] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM112e96f4ae706"
> 
> 
> ### testing coercion functions
> ###
> 
> tmp <- as(tmp,"matrix")
> tmp <- as(tmp,"BufferedMatrix")
> 
> 
> 
> ### testing whether can move storage from one location to another
> 
> MoveStorageDirectory(tmp,"NewDirectory",full.path=FALSE)
<pointer: 0xaffca10e0>
> MoveStorageDirectory(tmp,getwd(),full.path=TRUE)
<pointer: 0xaffca10e0>
Warning message:
In dir.create(new.directory) :
  '/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests' already exists
> 
> 
> RowMode(tmp)
<pointer: 0xaffca10e0>
> rowMedians(tmp)
  [1]  0.1266503963  0.3713388419 -0.4504951885  0.2328812042  0.2204682352
  [6] -0.0251683568  0.1612446409 -0.1835901274  0.2669211518  0.1092940199
 [11] -0.1147719907 -0.1033994839  0.4300487060  0.0373339923  0.4558059298
 [16] -0.0968577404 -0.0236076243  0.0976685497  0.0402385389  0.3533440352
 [21]  0.4430180197 -0.0987083576  0.0179247673  0.0795682136 -0.4726764855
 [26] -0.0720693579 -0.2638080780 -0.0458325876  0.3946554646  0.4206735899
 [31] -0.4121091866 -0.1066423100  0.0765853556 -0.2821002147 -0.1345507982
 [36] -0.3529717449  0.5575087492 -0.1168162977 -0.2842692624  0.0207521320
 [41]  0.2228677678 -0.1557209270  0.0377149091  0.1912907823 -0.3103473898
 [46]  0.6379658024 -0.3342950652 -0.0875033602 -0.5388040516  0.0646415096
 [51] -0.0482771430 -0.2026941245  0.6175282535 -0.1204690685 -0.3046289018
 [56]  0.3098648006 -0.1102042716  0.4024328341 -0.2809481914  0.3399620848
 [61] -0.1968110862 -0.3228438445  0.0500225734 -0.0895466858 -0.2209657519
 [66] -0.2697896018 -0.1083486346  0.3974880456 -0.2828715277  0.3479646647
 [71] -0.2050565205 -0.0802195255  0.0661381451 -0.4313008414 -0.0825338401
 [76] -0.0287854910  0.4436311856  0.4705893410 -0.5965139809 -0.4320880856
 [81] -0.1586741825  0.4489052601 -0.0617736256  0.1515941776 -0.1351435926
 [86]  0.0732835610  0.2221865268 -0.6119653552 -0.6251589454 -0.0727544336
 [91]  0.3167631132  0.1721695076 -0.3005789436  0.0233841384  0.1316550345
 [96]  0.1478940545  0.0426648941  0.1756203507  0.1666889996 -0.5432549196
[101] -0.3310608802  0.2979792513 -0.2766456913 -0.1559647184  0.7939924894
[106] -0.1663983038 -0.1768411065 -0.0618046516  0.1014386864  0.1265889631
[111]  0.1506867159  0.2588239936  0.3684883726  0.1075306120 -0.0684062735
[116] -0.5408036260  0.0502326253  0.2131363409  0.2113003626 -0.2310504836
[121] -0.2412994315 -0.5066362895 -0.0017659241  0.1191904836 -0.2371298944
[126]  0.1599602964  0.2810699470 -0.3373568343  0.0918707947 -0.2110242854
[131]  0.0111355448  0.0219120323  0.4671933822  0.2567979857  0.2989303033
[136] -0.4368432333 -0.1392965500  0.2183256878  0.4698892257 -0.0226549229
[141] -0.1153939863 -0.0376772463 -0.2123415916 -0.5722052018  0.1031153123
[146]  0.2557163402 -0.1353805366 -0.3443139815  0.1243222370 -0.7109158658
[151] -0.3392750428  0.2124364015 -0.0191644385 -0.0887540766 -0.0009762586
[156] -0.0963177009 -0.2845619523  0.0542820908  0.0632702724  0.1088167020
[161] -0.4390446125  0.1695774363  0.2147762041  0.6546897699  0.1980982356
[166] -0.0880834896  0.3661100614 -0.4351192870 -0.4653610367  0.0431448628
[171]  0.2194000959 -0.0879368529  0.0948716799 -0.1930769309 -0.3287994772
[176] -0.3250109296 -0.3050539767 -0.1596103338 -0.3244047323  0.2632505532
[181] -0.4394036923  0.1688959913 -0.4271872442  0.2698478847 -0.1627840549
[186] -0.2931217921 -0.1130772196  0.4759354517 -0.2664486782 -0.2508400444
[191]  0.3103415776 -0.4006137694 -0.0733951409  0.0181541808  0.4832743730
[196]  0.1311268323  0.7844592156 -0.3580121353  0.2747633023  0.4362401683
[201] -0.7215507916  0.0540945666 -0.3735022768 -0.0129796327 -0.0926344680
[206] -0.3706102747  0.1875738848  0.1929058736  0.2538461062  0.0132791178
[211]  0.1812744646  0.4106274845  0.1387443699 -0.5543905375  0.5205935091
[216] -0.0253029747  0.0917375850  0.1754818526  0.1265477006  0.0635806368
[221] -0.2071925137 -0.0993954553 -0.2627244995 -0.1527565441  0.0204788910
[226] -0.4299950215 -0.2884988393  0.0946084991  0.6757198320  0.4812844943
> 
> proc.time()
   user  system elapsed 
  0.920   5.903   7.082 

BufferedMatrix.Rcheck/tests/rawCalltesting.Rout


R version 4.6.0 alpha (2026-04-08 r89818)
Copyright (C) 2026 The R Foundation for Statistical Computing
Platform: aarch64-apple-darwin23

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> library(BufferedMatrix);library.dynam("BufferedMatrix","BufferedMatrix", .libPaths());

Attaching package: 'BufferedMatrix'

The following objects are masked from 'package:base':

    colMeans, colSums, rowMeans, rowSums

> 
> prefix <- "dbmtest"
> directory <- getwd()
> 
> 
> P <- .Call("R_bm_Create",prefix,directory,1,1)
> .Call("R_bm_Test_C",P)
RBufferedMatrix
Checking dimensions
Rows: 5
Cols: 5
Buffer Rows: 1
Buffer Cols: 1

Assigning Values
0.000000 1.000000 2.000000 3.000000 4.000000 
1.000000 2.000000 3.000000 4.000000 5.000000 
2.000000 3.000000 4.000000 5.000000 6.000000 
3.000000 4.000000 5.000000 6.000000 7.000000 
4.000000 5.000000 6.000000 7.000000 8.000000 

<pointer: 0x105e0c500>
> .Call("R_bm_Test_C2",P)
Checking dimensions
Rows: 5
Cols: 5
Buffer Rows: 1
Buffer Cols: 1

Printing Values
0.000000 1.000000 2.000000 3.000000 4.000000 
1.000000 2.000000 3.000000 4.000000 5.000000 
2.000000 3.000000 4.000000 5.000000 6.000000 
3.000000 4.000000 5.000000 6.000000 7.000000 
4.000000 5.000000 6.000000 7.000000 8.000000 

<pointer: 0x105e0c500>
> .Call("R_bm_Test_C",P)
RBufferedMatrix
Checking dimensions
Rows: 5
Cols: 10
Buffer Rows: 1
Buffer Cols: 1

Assigning Values
0.000000 1.000000 2.000000 3.000000 4.000000 
1.000000 2.000000 3.000000 4.000000 5.000000 
2.000000 3.000000 4.000000 5.000000 6.000000 
3.000000 4.000000 5.000000 6.000000 7.000000 
4.000000 5.000000 6.000000 7.000000 8.000000 

<pointer: 0x105e0c500>
> .Call("R_bm_Test_C2",P)
Checking dimensions
Rows: 5
Cols: 10
Buffer Rows: 1
Buffer Cols: 1

Printing Values
0.000000 1.000000 2.000000 3.000000 4.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
1.000000 2.000000 3.000000 4.000000 5.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
2.000000 3.000000 4.000000 5.000000 6.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
3.000000 4.000000 5.000000 6.000000 7.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
4.000000 5.000000 6.000000 7.000000 8.000000 0.000000 0.000000 0.000000 0.000000 0.000000 

<pointer: 0x105e0c500>
> rm(P)
> 
> #P <- .Call("R_bm_Destroy",P)
> #.Call("R_bm_Destroy",P)
> #.Call("R_bm_Test_C",P)
> 
> 
> P <- .Call("R_bm_Create",prefix,directory,1,1)
> .Call("R_bm_setRows",P,5)
[1] TRUE
> .Call("R_bm_Test_C2",P)
Checking dimensions
Rows: 5
Cols: 0
Buffer Rows: 1
Buffer Cols: 1

Printing Values






<pointer: 0xc434a4540>
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4540>
> .Call("R_bm_Test_C2",P)
Checking dimensions
Rows: 5
Cols: 1
Buffer Rows: 1
Buffer Cols: 1

Printing Values
0.000000 
0.000000 
0.000000 
0.000000 
0.000000 

<pointer: 0xc434a4540>
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4540>
> .Call("R_bm_Test_C2",P)
Checking dimensions
Rows: 5
Cols: 2
Buffer Rows: 1
Buffer Cols: 1

Printing Values
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 

<pointer: 0xc434a4540>
> rm(P)
> 
> 
> 
> P <- .Call("R_bm_Create",prefix,directory,1,1)
> .Call("R_bm_setRows",P,5)
[1] TRUE
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4720>
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4720>
> .Call("R_bm_Test_C2",P)
Checking dimensions
Rows: 5
Cols: 2
Buffer Rows: 1
Buffer Cols: 1

Printing Values
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 

<pointer: 0xc434a4720>
> 
> .Call("R_bm_ResizeBuffer",P,5,5)
<pointer: 0xc434a4720>
> .Call("R_bm_Test_C2",P)
Checking dimensions
Rows: 5
Cols: 2
Buffer Rows: 5
Buffer Cols: 5

Printing Values
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 

<pointer: 0xc434a4720>
> 
> .Call("R_bm_RowMode",P)
<pointer: 0xc434a4720>
> .Call("R_bm_Test_C2",P)
Checking dimensions
Rows: 5
Cols: 2
Buffer Rows: 5
Buffer Cols: 5

Printing Values
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 

<pointer: 0xc434a4720>
> 
> .Call("R_bm_ColMode",P)
<pointer: 0xc434a4720>
> .Call("R_bm_Test_C2",P)
Checking dimensions
Rows: 5
Cols: 2
Buffer Rows: 5
Buffer Cols: 5

Printing Values
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 
0.000000 0.000000 

<pointer: 0xc434a4720>
> rm(P)
> 
> 
> P <- .Call("R_bm_Create",prefix,directory,1,1)
> .Call("R_bm_setRows",P,10)
[1] TRUE
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4900>
> .Call("R_bm_SetPrefix",P,"BufferedMatrixFile")
<pointer: 0xc434a4900>
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4900>
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4900>
> dir(pattern="BufferedMatrixFile")
[1] "BufferedMatrixFile1153b1802dcaa" "BufferedMatrixFile1153b52350980"
> rm(P)
> dir(pattern="BufferedMatrixFile")
[1] "BufferedMatrixFile1153b1802dcaa" "BufferedMatrixFile1153b52350980"
> 
> 
> P <- .Call("R_bm_Create",prefix,directory,1,1)
> .Call("R_bm_setRows",P,10)
[1] TRUE
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4ba0>
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4ba0>
> .Call("R_bm_ReadOnlyModeToggle",P)
<pointer: 0xc434a4ba0>
> .Call("R_bm_isReadOnlyMode",P)
[1] TRUE
> .Call("R_bm_ReadOnlyModeToggle",P)
<pointer: 0xc434a4ba0>
> .Call("R_bm_isReadOnlyMode",P)
[1] FALSE
> .Call("R_bm_isRowMode",P)
[1] FALSE
> .Call("R_bm_RowMode",P)
<pointer: 0xc434a4ba0>
> .Call("R_bm_isRowMode",P)
[1] TRUE
> .Call("R_bm_ColMode",P)
<pointer: 0xc434a4ba0>
> .Call("R_bm_isRowMode",P)
[1] FALSE
> rm(P)
> 
> 
> P <- .Call("R_bm_Create",prefix,directory,1,1)
> .Call("R_bm_setRows",P,10)
[1] TRUE
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4d80>
> .Call("R_bm_AddColumn",P)
<pointer: 0xc434a4d80>
> 
> .Call("R_bm_getSize",P)
[1] 10  2
> .Call("R_bm_getBufferSize",P)
[1] 1 1
> .Call("R_bm_ResizeBuffer",P,5,5)
<pointer: 0xc434a4d80>
> 
> .Call("R_bm_getBufferSize",P)
[1] 5 5
> .Call("R_bm_ResizeBuffer",P,-1,5)
<pointer: 0xc434a4d80>
> rm(P)
> 
> 
> P <- .Call("R_bm_Create",prefix,directory,1,1)
> .Call("R_bm_Test_C",P)
RBufferedMatrix
Checking dimensions
Rows: 5
Cols: 5
Buffer Rows: 1
Buffer Cols: 1

Assigning Values
0.000000 1.000000 2.000000 3.000000 4.000000 
1.000000 2.000000 3.000000 4.000000 5.000000 
2.000000 3.000000 4.000000 5.000000 6.000000 
3.000000 4.000000 5.000000 6.000000 7.000000 
4.000000 5.000000 6.000000 7.000000 8.000000 

<pointer: 0xc434a4f60>
> .Call("R_bm_getValue",P,3,3)
[1] 6
> 
> .Call("R_bm_getValue",P,100000,10000)
[1] NA
> .Call("R_bm_setValue",P,3,3,12345.0)
[1] TRUE
> .Call("R_bm_Test_C2",P)
Checking dimensions
Rows: 5
Cols: 5
Buffer Rows: 1
Buffer Cols: 1

Printing Values
0.000000 1.000000 2.000000 3.000000 4.000000 
1.000000 2.000000 3.000000 4.000000 5.000000 
2.000000 3.000000 4.000000 5.000000 6.000000 
3.000000 4.000000 5.000000 12345.000000 7.000000 
4.000000 5.000000 6.000000 7.000000 8.000000 

<pointer: 0xc434a4f60>
> rm(P)
> 
> proc.time()
   user  system elapsed 
  0.166   0.069   0.242 

BufferedMatrix.Rcheck/tests/Rcodetesting.Rout


R version 4.6.0 alpha (2026-04-08 r89818)
Copyright (C) 2026 The R Foundation for Statistical Computing
Platform: aarch64-apple-darwin23

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> library(BufferedMatrix);library.dynam("BufferedMatrix","BufferedMatrix", .libPaths());

Attaching package: 'BufferedMatrix'

The following objects are masked from 'package:base':

    colMeans, colSums, rowMeans, rowSums

> 
> Temp <- createBufferedMatrix(100)
> dim(Temp)
[1] 100   0
> buffer.dim(Temp)
[1] 1 1
> 
> 
> proc.time()
   user  system elapsed 
  0.144   0.031   0.175 

Example timings