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This page was generated on 2026-04-10 11:35 -0400 (Fri, 10 Apr 2026).

HostnameOSArch (*)R versionInstalled pkgs
nebbiolo1Linux (Ubuntu 24.04.4 LTS)x86_644.6.0 alpha (2026-04-05 r89794) 4917
kjohnson3macOS 13.7.7 Venturaarm64R Under development (unstable) (2026-03-26 r89717) -- "Unsuffered Consequences" 4629
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Package 258/2388HostnameOS / ArchINSTALLBUILDCHECKBUILD BIN
BufferedMatrix 1.75.0  (landing page)
Ben Bolstad
Snapshot Date: 2026-04-09 13:40 -0400 (Thu, 09 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
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: 2026-04-09 17:49:35 -0400 (Thu, 09 Apr 2026)
EndedAt: 2026-04-09 17:49:55 -0400 (Thu, 09 Apr 2026)
EllapsedTime: 20.2 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 Under development (unstable) (2026-03-26 r89717)
* 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: 2026-04-09 21:49:35 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 -std=gnu23 -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 -std=gnu23 -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 -std=gnu23 -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 -std=gnu23 -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 -std=gnu23 -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 Under development (unstable) (2026-03-26 r89717) -- "Unsuffered Consequences"
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 
  0.137   0.052   0.184 

BufferedMatrix.Rcheck/tests/objectTesting.Rout


R Under development (unstable) (2026-03-26 r89717) -- "Unsuffered Consequences"
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 484129 25.9    1067215   57         NA   632020 33.8
Vcells 896948  6.9    8388608   64     196608  2112090 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] "Thu Apr  9 17:49:45 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] "Thu Apr  9 17:49:45 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: 0x10438b260>
> 
> 
> 
> 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] "Thu Apr  9 17:49:47 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] "Thu Apr  9 17:49:48 2026"
> 
> ColMode(tmp2)
<pointer: 0x10438b260>
> 
> 
> 
> ### 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,] 99.1958561 -0.74386252 -0.4728620  0.6240940
[2,] -0.3369671  0.18727608 -0.4544487 -0.2855635
[3,] -0.6011935 -0.05629706 -1.1903656  0.3345313
[4,]  0.2547250 -0.57579917  0.1125832 -0.3537864
> 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 :  1.9  Kilobytes.
Disk usage :  1.6  Kilobytes.
> tmp5[1:4,1:4]
           [,1]       [,2]      [,3]      [,4]
[1,] 99.1958561 0.74386252 0.4728620 0.6240940
[2,]  0.3369671 0.18727608 0.4544487 0.2855635
[3,]  0.6011935 0.05629706 1.1903656 0.3345313
[4,]  0.2547250 0.57579917 0.1125832 0.3537864
> 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 :  1.9  Kilobytes.
Disk usage :  1.6  Kilobytes.
> tmp5[1:4,1:4]
          [,1]      [,2]      [,3]      [,4]
[1,] 9.9597116 0.8624746 0.6876496 0.7899962
[2,] 0.5804887 0.4327541 0.6741281 0.5343814
[3,] 0.7753667 0.2372700 1.0910388 0.5783868
[4,] 0.5047028 0.7588143 0.3355342 0.5947995
> 
> 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 :  1.9  Kilobytes.
Disk usage :  1.6  Kilobytes.
> tmp5[1:4,1:4]
          [,1]     [,2]     [,3]     [,4]
[1,] 223.79297 34.36861 32.34936 33.52406
[2,]  31.14185 29.51482 32.19573 30.62938
[3,]  33.35486 27.42900 37.10075 31.11840
[4,]  30.30175 33.16394 28.46793 31.30178
> 
> 
> 
> ## testing functions that elementwise transform the matrix
> sqrt(tmp5)
<pointer: 0x10439c6f0>
> exp(tmp5)
<pointer: 0x10439c6f0>
> log(tmp5,2)
<pointer: 0x10439c6f0>
> pow(tmp5,2)
> 
> 
> 
> 
> 
> ## testing functions that apply to entire matrix
> Max(tmp5)
[1] 465.7958
> Min(tmp5)
[1] 53.65042
> mean(tmp5)
[1] 72.37893
> Sum(tmp5)
[1] 14475.79
> Var(tmp5)
[1] 843.0472
> 
> 
> ## testing functions applied to rows or columns
> 
> rowMeans(tmp5)
 [1] 91.27313 70.94022 70.41836 68.46374 69.23872 71.00981 69.67110 71.17380
 [9] 71.22010 70.38037
> rowSums(tmp5)
 [1] 1825.463 1418.804 1408.367 1369.275 1384.774 1420.196 1393.422 1423.476
 [9] 1424.402 1407.607
> rowVars(tmp5)
 [1] 7827.91924   56.39890   96.64610   35.94630   49.61413   51.33227
 [7]   87.14561   55.54025   72.61648   71.29283
> rowSd(tmp5)
 [1] 88.475529  7.509920  9.830875  5.995524  7.043730  7.164654  9.335181
 [8]  7.452533  8.521530  8.443508
> rowMax(tmp5)
 [1] 465.79575  87.32902  86.65649  80.43404  82.15461  80.71347  92.66062
 [8]  83.64672  88.53045  85.84445
> rowMin(tmp5)
 [1] 56.11028 55.62075 56.48408 59.25226 53.73519 55.41321 53.65042 55.17278
 [9] 55.46709 57.07470
> 
> colMeans(tmp5)
 [1] 112.96668  68.12633  71.90968  65.40722  67.64475  70.87692  71.00069
 [8]  69.36154  72.84234  68.26669  71.14460  73.23928  69.39958  68.45262
[15]  74.26033  66.71752  68.17422  68.95184  76.30997  72.52590
> colSums(tmp5)
 [1] 1129.6668  681.2633  719.0968  654.0722  676.4475  708.7692  710.0069
 [8]  693.6154  728.4234  682.6669  711.4460  732.3928  693.9958  684.5262
[15]  742.6033  667.1752  681.7422  689.5184  763.0997  725.2590
> colVars(tmp5)
 [1] 15439.14562    26.98653    82.39249    36.69818   102.88513    49.02125
 [7]    40.10810    58.48505    39.03220    57.88585    95.04694    91.77049
[13]    45.06044    57.63969    77.01027    62.41558    88.92022    25.40956
[19]    21.58672    60.85575
> colSd(tmp5)
 [1] 124.254359   5.194856   9.077031   6.057902  10.143231   7.001518
 [7]   6.333095   7.647552   6.247576   7.608275   9.749202   9.579691
[13]   6.712707   7.592081   8.775550   7.900353   9.429752   5.040789
[19]   4.646151   7.801009
> colMax(tmp5)
 [1] 465.79575  74.45108  92.66062  76.81079  86.65649  81.63234  81.34311
 [8]  82.15461  85.46840  80.71347  87.32902  84.75246  76.93675  78.51819
[15]  88.53045  80.16736  81.63614  74.60670  82.84682  88.12122
> colMin(tmp5)
 [1] 63.06913 57.08986 59.25226 55.46709 56.11028 56.48408 63.18169 58.33424
 [9] 66.04733 59.09036 57.45811 57.40927 58.96033 53.73519 56.84501 55.17278
[17] 53.65042 59.86480 67.71639 60.73693
> 
> 
> ### 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] 91.27313 70.94022 70.41836 68.46374 69.23872 71.00981       NA 71.17380
 [9] 71.22010 70.38037
> rowSums(tmp5)
 [1] 1825.463 1418.804 1408.367 1369.275 1384.774 1420.196       NA 1423.476
 [9] 1424.402 1407.607
> rowVars(tmp5)
 [1] 7827.91924   56.39890   96.64610   35.94630   49.61413   51.33227
 [7]   91.33873   55.54025   72.61648   71.29283
> rowSd(tmp5)
 [1] 88.475529  7.509920  9.830875  5.995524  7.043730  7.164654  9.557130
 [8]  7.452533  8.521530  8.443508
> rowMax(tmp5)
 [1] 465.79575  87.32902  86.65649  80.43404  82.15461  80.71347        NA
 [8]  83.64672  88.53045  85.84445
> rowMin(tmp5)
 [1] 56.11028 55.62075 56.48408 59.25226 53.73519 55.41321       NA 55.17278
 [9] 55.46709 57.07470
> 
> colMeans(tmp5)
 [1] 112.96668  68.12633  71.90968  65.40722  67.64475  70.87692  71.00069
 [8]  69.36154  72.84234  68.26669  71.14460  73.23928  69.39958  68.45262
[15]  74.26033        NA  68.17422  68.95184  76.30997  72.52590
> colSums(tmp5)
 [1] 1129.6668  681.2633  719.0968  654.0722  676.4475  708.7692  710.0069
 [8]  693.6154  728.4234  682.6669  711.4460  732.3928  693.9958  684.5262
[15]  742.6033        NA  681.7422  689.5184  763.0997  725.2590
> colVars(tmp5)
 [1] 15439.14562    26.98653    82.39249    36.69818   102.88513    49.02125
 [7]    40.10810    58.48505    39.03220    57.88585    95.04694    91.77049
[13]    45.06044    57.63969    77.01027          NA    88.92022    25.40956
[19]    21.58672    60.85575
> colSd(tmp5)
 [1] 124.254359   5.194856   9.077031   6.057902  10.143231   7.001518
 [7]   6.333095   7.647552   6.247576   7.608275   9.749202   9.579691
[13]   6.712707   7.592081   8.775550         NA   9.429752   5.040789
[19]   4.646151   7.801009
> colMax(tmp5)
 [1] 465.79575  74.45108  92.66062  76.81079  86.65649  81.63234  81.34311
 [8]  82.15461  85.46840  80.71347  87.32902  84.75246  76.93675  78.51819
[15]  88.53045        NA  81.63614  74.60670  82.84682  88.12122
> colMin(tmp5)
 [1] 63.06913 57.08986 59.25226 55.46709 56.11028 56.48408 63.18169 58.33424
 [9] 66.04733 59.09036 57.45811 57.40927 58.96033 53.73519 56.84501       NA
[17] 53.65042 59.86480 67.71639 60.73693
> 
> Max(tmp5,na.rm=TRUE)
[1] 465.7958
> Min(tmp5,na.rm=TRUE)
[1] 53.65042
> mean(tmp5,na.rm=TRUE)
[1] 72.40927
> Sum(tmp5,na.rm=TRUE)
[1] 14409.45
> Var(tmp5,na.rm=TRUE)
[1] 847.12
> 
> rowMeans(tmp5,na.rm=TRUE)
 [1] 91.27313 70.94022 70.41836 68.46374 69.23872 71.00981 69.84634 71.17380
 [9] 71.22010 70.38037
> rowSums(tmp5,na.rm=TRUE)
 [1] 1825.463 1418.804 1408.367 1369.275 1384.774 1420.196 1327.080 1423.476
 [9] 1424.402 1407.607
> rowVars(tmp5,na.rm=TRUE)
 [1] 7827.91924   56.39890   96.64610   35.94630   49.61413   51.33227
 [7]   91.33873   55.54025   72.61648   71.29283
> rowSd(tmp5,na.rm=TRUE)
 [1] 88.475529  7.509920  9.830875  5.995524  7.043730  7.164654  9.557130
 [8]  7.452533  8.521530  8.443508
> rowMax(tmp5,na.rm=TRUE)
 [1] 465.79575  87.32902  86.65649  80.43404  82.15461  80.71347  92.66062
 [8]  83.64672  88.53045  85.84445
> rowMin(tmp5,na.rm=TRUE)
 [1] 56.11028 55.62075 56.48408 59.25226 53.73519 55.41321 53.65042 55.17278
 [9] 55.46709 57.07470
> 
> colMeans(tmp5,na.rm=TRUE)
 [1] 112.96668  68.12633  71.90968  65.40722  67.64475  70.87692  71.00069
 [8]  69.36154  72.84234  68.26669  71.14460  73.23928  69.39958  68.45262
[15]  74.26033  66.75930  68.17422  68.95184  76.30997  72.52590
> colSums(tmp5,na.rm=TRUE)
 [1] 1129.6668  681.2633  719.0968  654.0722  676.4475  708.7692  710.0069
 [8]  693.6154  728.4234  682.6669  711.4460  732.3928  693.9958  684.5262
[15]  742.6033  600.8337  681.7422  689.5184  763.0997  725.2590
> colVars(tmp5,na.rm=TRUE)
 [1] 15439.14562    26.98653    82.39249    36.69818   102.88513    49.02125
 [7]    40.10810    58.48505    39.03220    57.88585    95.04694    91.77049
[13]    45.06044    57.63969    77.01027    70.19790    88.92022    25.40956
[19]    21.58672    60.85575
> colSd(tmp5,na.rm=TRUE)
 [1] 124.254359   5.194856   9.077031   6.057902  10.143231   7.001518
 [7]   6.333095   7.647552   6.247576   7.608275   9.749202   9.579691
[13]   6.712707   7.592081   8.775550   8.378418   9.429752   5.040789
[19]   4.646151   7.801009
> colMax(tmp5,na.rm=TRUE)
 [1] 465.79575  74.45108  92.66062  76.81079  86.65649  81.63234  81.34311
 [8]  82.15461  85.46840  80.71347  87.32902  84.75246  76.93675  78.51819
[15]  88.53045  80.16736  81.63614  74.60670  82.84682  88.12122
> colMin(tmp5,na.rm=TRUE)
 [1] 63.06913 57.08986 59.25226 55.46709 56.11028 56.48408 63.18169 58.33424
 [9] 66.04733 59.09036 57.45811 57.40927 58.96033 53.73519 56.84501 55.17278
[17] 53.65042 59.86480 67.71639 60.73693
> 
> # now set an entire row to NA
> 
> tmp5[which.row,] <- NA
> rowMeans(tmp5,na.rm=TRUE)
 [1] 91.27313 70.94022 70.41836 68.46374 69.23872 71.00981      NaN 71.17380
 [9] 71.22010 70.38037
> rowSums(tmp5,na.rm=TRUE)
 [1] 1825.463 1418.804 1408.367 1369.275 1384.774 1420.196    0.000 1423.476
 [9] 1424.402 1407.607
> rowVars(tmp5,na.rm=TRUE)
 [1] 7827.91924   56.39890   96.64610   35.94630   49.61413   51.33227
 [7]         NA   55.54025   72.61648   71.29283
> rowSd(tmp5,na.rm=TRUE)
 [1] 88.475529  7.509920  9.830875  5.995524  7.043730  7.164654        NA
 [8]  7.452533  8.521530  8.443508
> rowMax(tmp5,na.rm=TRUE)
 [1] 465.79575  87.32902  86.65649  80.43404  82.15461  80.71347        NA
 [8]  83.64672  88.53045  85.84445
> rowMin(tmp5,na.rm=TRUE)
 [1] 56.11028 55.62075 56.48408 59.25226 53.73519 55.41321       NA 55.17278
 [9] 55.46709 57.07470
> 
> 
> # now set an entire col to NA
> 
> 
> tmp5[,which.col] <- NA
> colMeans(tmp5,na.rm=TRUE)
 [1] 116.27164  68.09886  69.60402  65.25027  68.41485  70.76285  70.61310
 [8]  69.33823  72.82257  67.84564  72.56106  74.51163  69.54138  69.32612
[15]  73.53094       NaN  69.78797  68.43135  76.28857  73.83578
> colSums(tmp5,na.rm=TRUE)
 [1] 1046.4448  612.8897  626.4361  587.2524  615.7337  636.8657  635.5179
 [8]  624.0441  655.4031  610.6107  653.0495  670.6046  625.8724  623.9350
[15]  661.7785    0.0000  628.0918  615.8821  686.5972  664.5220
> colVars(tmp5,na.rm=TRUE)
 [1] 17246.15740    30.35136    32.88577    41.00831   109.07381    55.00252
 [7]    43.43156    65.78957    43.90683    63.12710    84.35629    85.02968
[13]    50.46680    56.26092    80.65137          NA    70.73792    25.53802
[19]    24.27991    49.15998
> colSd(tmp5,na.rm=TRUE)
 [1] 131.324626   5.509207   5.734612   6.403773  10.443841   7.416368
 [7]   6.590262   8.111077   6.626223   7.945257   9.184568   9.221154
[13]   7.103999   7.500728   8.980611         NA   8.410584   5.053515
[19]   4.927465   7.011418
> colMax(tmp5,na.rm=TRUE)
 [1] 465.79575  74.45108  77.22036  76.81079  86.65649  81.63234  81.34311
 [8]  82.15461  85.46840  80.71347  87.32902  84.75246  76.93675  78.51819
[15]  88.53045      -Inf  81.63614  74.60670  82.84682  88.12122
> colMin(tmp5,na.rm=TRUE)
 [1] 63.06913 57.08986 59.25226 55.46709 56.11028 56.48408 63.18169 58.33424
 [9] 66.04733 59.09036 57.45811 57.40927 58.96033 53.73519 56.84501      Inf
[17] 55.41321 59.86480 67.71639 64.12856
> 
> 
> 
> 
> 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] 249.3933 100.3173 195.9113 184.3465 384.2591 319.0628 149.2540 161.6272
 [9] 105.0382 269.5326
> apply(copymatrix,1,var,na.rm=TRUE)
 [1] 249.3933 100.3173 195.9113 184.3465 384.2591 319.0628 149.2540 161.6272
 [9] 105.0382 269.5326
> 
> 
> 
> 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]  1.278977e-13 -1.705303e-13 -1.705303e-13 -2.842171e-14 -5.684342e-14
 [6] -1.705303e-13  5.684342e-14  5.684342e-14  0.000000e+00  0.000000e+00
[11]  1.705303e-13  0.000000e+00  0.000000e+00 -1.136868e-13 -2.842171e-14
[16]  2.842171e-14 -1.136868e-13 -1.136868e-13  0.000000e+00 -2.842171e-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)
+ }
5   15 
8   14 
10   10 
1   7 
2   19 
6   10 
8   20 
6   11 
2   19 
4   2 
9   10 
4   17 
10   12 
8   19 
4   17 
8   11 
1   8 
3   13 
7   18 
1   18 
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] 2.872899
> Min(tmp)
[1] -1.847806
> mean(tmp)
[1] 0.02735171
> Sum(tmp)
[1] 2.735171
> Var(tmp)
[1] 0.9486766
> 
> rowMeans(tmp)
[1] 0.02735171
> rowSums(tmp)
[1] 2.735171
> rowVars(tmp)
[1] 0.9486766
> rowSd(tmp)
[1] 0.9740003
> rowMax(tmp)
[1] 2.872899
> rowMin(tmp)
[1] -1.847806
> 
> colMeans(tmp)
  [1] -0.83026869  0.66872300  0.06243921 -0.78279099 -0.97016846 -0.22566545
  [7] -0.25044694 -1.16135915  1.73466635  1.57952983  0.51803045  0.74342409
 [13]  0.31717011 -1.06207926 -1.84780554 -0.09285231  0.65997239  1.92571705
 [19] -0.52297512  0.95814748  0.54453731  0.10393607 -0.27187021  0.03227290
 [25]  0.24610186  0.82813850 -0.07412187 -1.35079708 -0.68098630  0.74026979
 [31]  2.67351591 -0.86932957  1.40661230  0.27256760  0.08192019 -0.48749858
 [37]  1.10048721 -0.74613294 -0.04805603 -0.46218095  0.62270435 -0.44291523
 [43]  1.34291756 -0.82686609  0.66442192 -0.73071438 -0.31946138 -0.86160320
 [49] -0.17814169  1.50592746 -1.56116764 -0.28249673 -0.49769170  0.61546836
 [55]  0.23980368  2.87289881 -0.31944134 -0.48804526  0.41257510 -0.93607675
 [61] -0.02357104 -0.03253154  2.03933400 -0.62573962 -1.05704520  2.56045327
 [67] -0.49093514 -1.80455350 -0.50418045  0.24753024  0.63678127  0.19554270
 [73] -0.52560894 -0.82910147 -0.28585971 -1.14152260  0.38761194  0.07520949
 [79] -0.74227538  1.38992830 -0.44365030  0.76028732  0.64849888  0.71451031
 [85] -0.88233505  0.81045103 -1.04616951  0.05108316 -0.49167238 -0.14980218
 [91]  1.60298019 -1.00357954 -1.32526529 -0.21956423 -1.71291304  0.51430058
 [97] -1.19276075 -0.19085746  1.04590591  0.48336675
> colSums(tmp)
  [1] -0.83026869  0.66872300  0.06243921 -0.78279099 -0.97016846 -0.22566545
  [7] -0.25044694 -1.16135915  1.73466635  1.57952983  0.51803045  0.74342409
 [13]  0.31717011 -1.06207926 -1.84780554 -0.09285231  0.65997239  1.92571705
 [19] -0.52297512  0.95814748  0.54453731  0.10393607 -0.27187021  0.03227290
 [25]  0.24610186  0.82813850 -0.07412187 -1.35079708 -0.68098630  0.74026979
 [31]  2.67351591 -0.86932957  1.40661230  0.27256760  0.08192019 -0.48749858
 [37]  1.10048721 -0.74613294 -0.04805603 -0.46218095  0.62270435 -0.44291523
 [43]  1.34291756 -0.82686609  0.66442192 -0.73071438 -0.31946138 -0.86160320
 [49] -0.17814169  1.50592746 -1.56116764 -0.28249673 -0.49769170  0.61546836
 [55]  0.23980368  2.87289881 -0.31944134 -0.48804526  0.41257510 -0.93607675
 [61] -0.02357104 -0.03253154  2.03933400 -0.62573962 -1.05704520  2.56045327
 [67] -0.49093514 -1.80455350 -0.50418045  0.24753024  0.63678127  0.19554270
 [73] -0.52560894 -0.82910147 -0.28585971 -1.14152260  0.38761194  0.07520949
 [79] -0.74227538  1.38992830 -0.44365030  0.76028732  0.64849888  0.71451031
 [85] -0.88233505  0.81045103 -1.04616951  0.05108316 -0.49167238 -0.14980218
 [91]  1.60298019 -1.00357954 -1.32526529 -0.21956423 -1.71291304  0.51430058
 [97] -1.19276075 -0.19085746  1.04590591  0.48336675
> 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] -0.83026869  0.66872300  0.06243921 -0.78279099 -0.97016846 -0.22566545
  [7] -0.25044694 -1.16135915  1.73466635  1.57952983  0.51803045  0.74342409
 [13]  0.31717011 -1.06207926 -1.84780554 -0.09285231  0.65997239  1.92571705
 [19] -0.52297512  0.95814748  0.54453731  0.10393607 -0.27187021  0.03227290
 [25]  0.24610186  0.82813850 -0.07412187 -1.35079708 -0.68098630  0.74026979
 [31]  2.67351591 -0.86932957  1.40661230  0.27256760  0.08192019 -0.48749858
 [37]  1.10048721 -0.74613294 -0.04805603 -0.46218095  0.62270435 -0.44291523
 [43]  1.34291756 -0.82686609  0.66442192 -0.73071438 -0.31946138 -0.86160320
 [49] -0.17814169  1.50592746 -1.56116764 -0.28249673 -0.49769170  0.61546836
 [55]  0.23980368  2.87289881 -0.31944134 -0.48804526  0.41257510 -0.93607675
 [61] -0.02357104 -0.03253154  2.03933400 -0.62573962 -1.05704520  2.56045327
 [67] -0.49093514 -1.80455350 -0.50418045  0.24753024  0.63678127  0.19554270
 [73] -0.52560894 -0.82910147 -0.28585971 -1.14152260  0.38761194  0.07520949
 [79] -0.74227538  1.38992830 -0.44365030  0.76028732  0.64849888  0.71451031
 [85] -0.88233505  0.81045103 -1.04616951  0.05108316 -0.49167238 -0.14980218
 [91]  1.60298019 -1.00357954 -1.32526529 -0.21956423 -1.71291304  0.51430058
 [97] -1.19276075 -0.19085746  1.04590591  0.48336675
> colMin(tmp)
  [1] -0.83026869  0.66872300  0.06243921 -0.78279099 -0.97016846 -0.22566545
  [7] -0.25044694 -1.16135915  1.73466635  1.57952983  0.51803045  0.74342409
 [13]  0.31717011 -1.06207926 -1.84780554 -0.09285231  0.65997239  1.92571705
 [19] -0.52297512  0.95814748  0.54453731  0.10393607 -0.27187021  0.03227290
 [25]  0.24610186  0.82813850 -0.07412187 -1.35079708 -0.68098630  0.74026979
 [31]  2.67351591 -0.86932957  1.40661230  0.27256760  0.08192019 -0.48749858
 [37]  1.10048721 -0.74613294 -0.04805603 -0.46218095  0.62270435 -0.44291523
 [43]  1.34291756 -0.82686609  0.66442192 -0.73071438 -0.31946138 -0.86160320
 [49] -0.17814169  1.50592746 -1.56116764 -0.28249673 -0.49769170  0.61546836
 [55]  0.23980368  2.87289881 -0.31944134 -0.48804526  0.41257510 -0.93607675
 [61] -0.02357104 -0.03253154  2.03933400 -0.62573962 -1.05704520  2.56045327
 [67] -0.49093514 -1.80455350 -0.50418045  0.24753024  0.63678127  0.19554270
 [73] -0.52560894 -0.82910147 -0.28585971 -1.14152260  0.38761194  0.07520949
 [79] -0.74227538  1.38992830 -0.44365030  0.76028732  0.64849888  0.71451031
 [85] -0.88233505  0.81045103 -1.04616951  0.05108316 -0.49167238 -0.14980218
 [91]  1.60298019 -1.00357954 -1.32526529 -0.21956423 -1.71291304  0.51430058
 [97] -1.19276075 -0.19085746  1.04590591  0.48336675
> colMedians(tmp)
  [1] -0.83026869  0.66872300  0.06243921 -0.78279099 -0.97016846 -0.22566545
  [7] -0.25044694 -1.16135915  1.73466635  1.57952983  0.51803045  0.74342409
 [13]  0.31717011 -1.06207926 -1.84780554 -0.09285231  0.65997239  1.92571705
 [19] -0.52297512  0.95814748  0.54453731  0.10393607 -0.27187021  0.03227290
 [25]  0.24610186  0.82813850 -0.07412187 -1.35079708 -0.68098630  0.74026979
 [31]  2.67351591 -0.86932957  1.40661230  0.27256760  0.08192019 -0.48749858
 [37]  1.10048721 -0.74613294 -0.04805603 -0.46218095  0.62270435 -0.44291523
 [43]  1.34291756 -0.82686609  0.66442192 -0.73071438 -0.31946138 -0.86160320
 [49] -0.17814169  1.50592746 -1.56116764 -0.28249673 -0.49769170  0.61546836
 [55]  0.23980368  2.87289881 -0.31944134 -0.48804526  0.41257510 -0.93607675
 [61] -0.02357104 -0.03253154  2.03933400 -0.62573962 -1.05704520  2.56045327
 [67] -0.49093514 -1.80455350 -0.50418045  0.24753024  0.63678127  0.19554270
 [73] -0.52560894 -0.82910147 -0.28585971 -1.14152260  0.38761194  0.07520949
 [79] -0.74227538  1.38992830 -0.44365030  0.76028732  0.64849888  0.71451031
 [85] -0.88233505  0.81045103 -1.04616951  0.05108316 -0.49167238 -0.14980218
 [91]  1.60298019 -1.00357954 -1.32526529 -0.21956423 -1.71291304  0.51430058
 [97] -1.19276075 -0.19085746  1.04590591  0.48336675
> colRanges(tmp)
           [,1]     [,2]       [,3]      [,4]       [,5]       [,6]       [,7]
[1,] -0.8302687 0.668723 0.06243921 -0.782791 -0.9701685 -0.2256654 -0.2504469
[2,] -0.8302687 0.668723 0.06243921 -0.782791 -0.9701685 -0.2256654 -0.2504469
          [,8]     [,9]   [,10]     [,11]     [,12]     [,13]     [,14]
[1,] -1.161359 1.734666 1.57953 0.5180304 0.7434241 0.3171701 -1.062079
[2,] -1.161359 1.734666 1.57953 0.5180304 0.7434241 0.3171701 -1.062079
         [,15]       [,16]     [,17]    [,18]      [,19]     [,20]     [,21]
[1,] -1.847806 -0.09285231 0.6599724 1.925717 -0.5229751 0.9581475 0.5445373
[2,] -1.847806 -0.09285231 0.6599724 1.925717 -0.5229751 0.9581475 0.5445373
         [,22]      [,23]     [,24]     [,25]     [,26]       [,27]     [,28]
[1,] 0.1039361 -0.2718702 0.0322729 0.2461019 0.8281385 -0.07412187 -1.350797
[2,] 0.1039361 -0.2718702 0.0322729 0.2461019 0.8281385 -0.07412187 -1.350797
          [,29]     [,30]    [,31]      [,32]    [,33]     [,34]      [,35]
[1,] -0.6809863 0.7402698 2.673516 -0.8693296 1.406612 0.2725676 0.08192019
[2,] -0.6809863 0.7402698 2.673516 -0.8693296 1.406612 0.2725676 0.08192019
          [,36]    [,37]      [,38]       [,39]      [,40]     [,41]      [,42]
[1,] -0.4874986 1.100487 -0.7461329 -0.04805603 -0.4621809 0.6227044 -0.4429152
[2,] -0.4874986 1.100487 -0.7461329 -0.04805603 -0.4621809 0.6227044 -0.4429152
        [,43]      [,44]     [,45]      [,46]      [,47]      [,48]      [,49]
[1,] 1.342918 -0.8268661 0.6644219 -0.7307144 -0.3194614 -0.8616032 -0.1781417
[2,] 1.342918 -0.8268661 0.6644219 -0.7307144 -0.3194614 -0.8616032 -0.1781417
        [,50]     [,51]      [,52]      [,53]     [,54]     [,55]    [,56]
[1,] 1.505927 -1.561168 -0.2824967 -0.4976917 0.6154684 0.2398037 2.872899
[2,] 1.505927 -1.561168 -0.2824967 -0.4976917 0.6154684 0.2398037 2.872899
          [,57]      [,58]     [,59]      [,60]       [,61]       [,62]
[1,] -0.3194413 -0.4880453 0.4125751 -0.9360767 -0.02357104 -0.03253154
[2,] -0.3194413 -0.4880453 0.4125751 -0.9360767 -0.02357104 -0.03253154
        [,63]      [,64]     [,65]    [,66]      [,67]     [,68]      [,69]
[1,] 2.039334 -0.6257396 -1.057045 2.560453 -0.4909351 -1.804554 -0.5041805
[2,] 2.039334 -0.6257396 -1.057045 2.560453 -0.4909351 -1.804554 -0.5041805
         [,70]     [,71]     [,72]      [,73]      [,74]      [,75]     [,76]
[1,] 0.2475302 0.6367813 0.1955427 -0.5256089 -0.8291015 -0.2858597 -1.141523
[2,] 0.2475302 0.6367813 0.1955427 -0.5256089 -0.8291015 -0.2858597 -1.141523
         [,77]      [,78]      [,79]    [,80]      [,81]     [,82]     [,83]
[1,] 0.3876119 0.07520949 -0.7422754 1.389928 -0.4436503 0.7602873 0.6484989
[2,] 0.3876119 0.07520949 -0.7422754 1.389928 -0.4436503 0.7602873 0.6484989
         [,84]     [,85]    [,86]    [,87]      [,88]      [,89]      [,90]
[1,] 0.7145103 -0.882335 0.810451 -1.04617 0.05108316 -0.4916724 -0.1498022
[2,] 0.7145103 -0.882335 0.810451 -1.04617 0.05108316 -0.4916724 -0.1498022
       [,91]    [,92]     [,93]      [,94]     [,95]     [,96]     [,97]
[1,] 1.60298 -1.00358 -1.325265 -0.2195642 -1.712913 0.5143006 -1.192761
[2,] 1.60298 -1.00358 -1.325265 -0.2195642 -1.712913 0.5143006 -1.192761
          [,98]    [,99]    [,100]
[1,] -0.1908575 1.045906 0.4833668
[2,] -0.1908575 1.045906 0.4833668
> 
> 
> Max(tmp2)
[1] 2.536248
> Min(tmp2)
[1] -3.286947
> mean(tmp2)
[1] 0.06801663
> Sum(tmp2)
[1] 6.801663
> Var(tmp2)
[1] 1.3687
> 
> rowMeans(tmp2)
  [1] -0.152631982 -1.763022027  0.553142333 -0.045050284 -0.909903367
  [6]  0.004945677  0.701522916  0.356473703  1.155139999 -0.718291637
 [11]  0.824602526 -1.149340372  0.658814349  1.845273962 -0.856875151
 [16]  0.183410299 -1.154552989  0.895952034 -1.437842942  0.921632170
 [21]  2.121661302  0.855469950 -0.650386302 -0.289129891  1.205721583
 [26]  1.257073060  0.675042689  0.972244375 -1.785116031 -1.453809076
 [31]  2.337577620  1.777548256  0.289390874  1.741365913  1.327862602
 [36]  0.948357765  1.804866965  0.496803583  0.980963746 -0.043628585
 [41] -0.330127662 -1.026608343 -0.112434706  1.008510225 -0.731064990
 [46] -0.565073449 -0.234222199 -3.286947394  2.397061915  0.540820587
 [51] -0.490972385 -0.583251972 -0.605766743  0.041267378  0.357823297
 [56] -0.565177853 -0.671887479 -0.568576806 -0.958841613  0.223439216
 [61] -0.317010305 -1.228568714  1.395873928  0.451092845  1.716661518
 [66]  2.536247765  0.813395981  1.482076585 -2.562222591 -0.638003649
 [71] -0.914442837  0.824484995 -0.119726824 -0.364479797  1.489608706
 [76]  1.891246330 -1.143509538  1.365158179  0.550885010 -2.443777272
 [81] -2.350290280 -0.374517588 -0.448766799  0.500770286 -0.159277476
 [86] -0.265824434 -0.566109702 -0.690914657 -0.830467122 -1.234794130
 [91] -0.457282983  1.341920165 -0.649459401 -0.342500982 -1.537287408
 [96]  1.086886198 -1.345236602  1.728624583  0.368668738 -0.078716556
> rowSums(tmp2)
  [1] -0.152631982 -1.763022027  0.553142333 -0.045050284 -0.909903367
  [6]  0.004945677  0.701522916  0.356473703  1.155139999 -0.718291637
 [11]  0.824602526 -1.149340372  0.658814349  1.845273962 -0.856875151
 [16]  0.183410299 -1.154552989  0.895952034 -1.437842942  0.921632170
 [21]  2.121661302  0.855469950 -0.650386302 -0.289129891  1.205721583
 [26]  1.257073060  0.675042689  0.972244375 -1.785116031 -1.453809076
 [31]  2.337577620  1.777548256  0.289390874  1.741365913  1.327862602
 [36]  0.948357765  1.804866965  0.496803583  0.980963746 -0.043628585
 [41] -0.330127662 -1.026608343 -0.112434706  1.008510225 -0.731064990
 [46] -0.565073449 -0.234222199 -3.286947394  2.397061915  0.540820587
 [51] -0.490972385 -0.583251972 -0.605766743  0.041267378  0.357823297
 [56] -0.565177853 -0.671887479 -0.568576806 -0.958841613  0.223439216
 [61] -0.317010305 -1.228568714  1.395873928  0.451092845  1.716661518
 [66]  2.536247765  0.813395981  1.482076585 -2.562222591 -0.638003649
 [71] -0.914442837  0.824484995 -0.119726824 -0.364479797  1.489608706
 [76]  1.891246330 -1.143509538  1.365158179  0.550885010 -2.443777272
 [81] -2.350290280 -0.374517588 -0.448766799  0.500770286 -0.159277476
 [86] -0.265824434 -0.566109702 -0.690914657 -0.830467122 -1.234794130
 [91] -0.457282983  1.341920165 -0.649459401 -0.342500982 -1.537287408
 [96]  1.086886198 -1.345236602  1.728624583  0.368668738 -0.078716556
> 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] -0.152631982 -1.763022027  0.553142333 -0.045050284 -0.909903367
  [6]  0.004945677  0.701522916  0.356473703  1.155139999 -0.718291637
 [11]  0.824602526 -1.149340372  0.658814349  1.845273962 -0.856875151
 [16]  0.183410299 -1.154552989  0.895952034 -1.437842942  0.921632170
 [21]  2.121661302  0.855469950 -0.650386302 -0.289129891  1.205721583
 [26]  1.257073060  0.675042689  0.972244375 -1.785116031 -1.453809076
 [31]  2.337577620  1.777548256  0.289390874  1.741365913  1.327862602
 [36]  0.948357765  1.804866965  0.496803583  0.980963746 -0.043628585
 [41] -0.330127662 -1.026608343 -0.112434706  1.008510225 -0.731064990
 [46] -0.565073449 -0.234222199 -3.286947394  2.397061915  0.540820587
 [51] -0.490972385 -0.583251972 -0.605766743  0.041267378  0.357823297
 [56] -0.565177853 -0.671887479 -0.568576806 -0.958841613  0.223439216
 [61] -0.317010305 -1.228568714  1.395873928  0.451092845  1.716661518
 [66]  2.536247765  0.813395981  1.482076585 -2.562222591 -0.638003649
 [71] -0.914442837  0.824484995 -0.119726824 -0.364479797  1.489608706
 [76]  1.891246330 -1.143509538  1.365158179  0.550885010 -2.443777272
 [81] -2.350290280 -0.374517588 -0.448766799  0.500770286 -0.159277476
 [86] -0.265824434 -0.566109702 -0.690914657 -0.830467122 -1.234794130
 [91] -0.457282983  1.341920165 -0.649459401 -0.342500982 -1.537287408
 [96]  1.086886198 -1.345236602  1.728624583  0.368668738 -0.078716556
> rowMin(tmp2)
  [1] -0.152631982 -1.763022027  0.553142333 -0.045050284 -0.909903367
  [6]  0.004945677  0.701522916  0.356473703  1.155139999 -0.718291637
 [11]  0.824602526 -1.149340372  0.658814349  1.845273962 -0.856875151
 [16]  0.183410299 -1.154552989  0.895952034 -1.437842942  0.921632170
 [21]  2.121661302  0.855469950 -0.650386302 -0.289129891  1.205721583
 [26]  1.257073060  0.675042689  0.972244375 -1.785116031 -1.453809076
 [31]  2.337577620  1.777548256  0.289390874  1.741365913  1.327862602
 [36]  0.948357765  1.804866965  0.496803583  0.980963746 -0.043628585
 [41] -0.330127662 -1.026608343 -0.112434706  1.008510225 -0.731064990
 [46] -0.565073449 -0.234222199 -3.286947394  2.397061915  0.540820587
 [51] -0.490972385 -0.583251972 -0.605766743  0.041267378  0.357823297
 [56] -0.565177853 -0.671887479 -0.568576806 -0.958841613  0.223439216
 [61] -0.317010305 -1.228568714  1.395873928  0.451092845  1.716661518
 [66]  2.536247765  0.813395981  1.482076585 -2.562222591 -0.638003649
 [71] -0.914442837  0.824484995 -0.119726824 -0.364479797  1.489608706
 [76]  1.891246330 -1.143509538  1.365158179  0.550885010 -2.443777272
 [81] -2.350290280 -0.374517588 -0.448766799  0.500770286 -0.159277476
 [86] -0.265824434 -0.566109702 -0.690914657 -0.830467122 -1.234794130
 [91] -0.457282983  1.341920165 -0.649459401 -0.342500982 -1.537287408
 [96]  1.086886198 -1.345236602  1.728624583  0.368668738 -0.078716556
> 
> colMeans(tmp2)
[1] 0.06801663
> colSums(tmp2)
[1] 6.801663
> colVars(tmp2)
[1] 1.3687
> colSd(tmp2)
[1] 1.169914
> colMax(tmp2)
[1] 2.536248
> colMin(tmp2)
[1] -3.286947
> colMedians(tmp2)
[1] -0.06188342
> colRanges(tmp2)
          [,1]
[1,] -3.286947
[2,]  2.536248
> 
> 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]  0.9692134 -1.2054047  0.2431737 -2.5746271  2.3177261  2.9189129
 [7]  1.3524758  0.6909453  2.7180051 -3.8912871
> colApply(tmp,quantile)[,1]
           [,1]
[1,] -1.0924837
[2,] -0.8157767
[3,] -0.1829524
[4,]  0.6494468
[5,]  2.0398090
> 
> rowApply(tmp,sum)
 [1]  2.72148268  0.82710514 -0.09659442 -2.30895328  1.81303413  0.35683648
 [7]  9.15042558 -3.32754931 -6.36759033  0.77093676
> rowApply(tmp,rank)[1:10,]
      [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10]
 [1,]    9    7    6    2    6    5    9   10    5     3
 [2,]    5   10    1    6    3    3    7    7    4     5
 [3,]    7    6    4    9    7    4    1    9    3     6
 [4,]   10    4    7    4    1    7    3    6    1     2
 [5,]    2    3   10    8    2    9    4    8   10     1
 [6,]    3    8    8   10    5    6   10    1    6    10
 [7,]    4    1    5    1   10    8    8    4    9     4
 [8,]    1    9    9    5    9    1    2    3    8     9
 [9,]    8    5    2    3    8   10    5    5    7     7
[10,]    6    2    3    7    4    2    6    2    2     8
> 
> tmp <- createBufferedMatrix(5,20)
> 
> tmp[1:5,1:20] <- rnorm(100)
> colApply(tmp,sum)
 [1] -0.03931570 -0.51355781  2.95094162  1.32065181  1.47679198 -3.35402217
 [7] -0.81105001  0.54558317 -0.77148577  1.18639608 -0.06281775 -2.73466937
[13] -0.14764612  3.51811527 -4.23289420 -1.36626009  0.18080764 -1.13720195
[19]  0.26324527  0.83340276
> colApply(tmp,quantile)[,1]
           [,1]
[1,] -1.6999500
[2,] -1.2543292
[3,]  0.1566499
[4,]  0.4355388
[5,]  2.3227748
> 
> rowApply(tmp,sum)
[1]  1.0061736 -0.5710017 -1.3477935 -3.1389680  1.1566043
> rowApply(tmp,rank)[1:5,]
     [,1] [,2] [,3] [,4] [,5]
[1,]    1   13   14    4   20
[2,]    5   14    9    7   17
[3,]   12   20    7   18   14
[4,]   16   16   10   11    6
[5,]   13    4   16   16   15
> 
> 
> as.matrix(tmp)
           [,1]       [,2]        [,3]        [,4]       [,5]       [,6]
[1,] -1.6999500 -0.8707663  0.06900876  1.09377978  0.2172409 -1.0106128
[2,]  0.1566499  0.1800046  1.65020556  0.44320985 -0.6793996 -0.5842185
[3,]  0.4355388 -0.2259735 -0.33242818  0.20711126  0.5316067  0.9504398
[4,] -1.2543292 -1.0267923  1.07367241 -0.01873399  0.8367471 -1.1839344
[5,]  2.3227748  1.4299696  0.49048307 -0.40471509  0.5705968 -1.5256963
           [,7]       [,8]         [,9]       [,10]      [,11]      [,12]
[1,] -1.0184228 -0.7120411 -0.120253043  1.00517131 -0.2760739 -0.5921776
[2,] -0.9077210 -0.5651306  0.423383844  1.08990297 -0.1263754  1.1692224
[3,] -0.5400826 -0.3310292  0.322927447 -1.43766933  0.4654061 -0.4469683
[4,]  0.8997494  2.4825790 -1.404640153  0.52642525  0.1050898 -1.0291560
[5,]  0.7554271 -0.3287950  0.007096139  0.00256588 -0.2308643 -1.8355898
           [,13]      [,14]       [,15]      [,16]      [,17]      [,18]
[1,] -0.38918636  1.7171172 -0.03854571  1.7557541  0.3486193 -1.0801070
[2,]  0.05242167 -0.1823186 -0.22378141 -1.6444111 -0.9107547  1.1837979
[3,] -0.37497850  0.6328505 -1.93226739  0.3452457 -1.0622340  0.5464722
[4,]  1.16246295 -0.5435245 -0.37489396 -1.5687856  0.2337859 -1.4317082
[5,] -0.59836587  1.8939906 -1.66340573 -0.2540632  1.5713911 -0.3556567
           [,19]      [,20]
[1,]  1.39164118  1.2159778
[2,] -0.67735396 -0.4183355
[3,]  0.56746292  0.3307761
[4,]  0.01107613 -0.6340578
[5,] -1.02958100  0.3390422
> 
> 
> 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 :  645  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 :  558  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 -0.6591662 0.2992514 -0.1892275 0.2392044 -1.015741 1.026461 0.5689287
         col8     col9       col10      col11     col12    col13      col14
row1 -1.86069 -1.12089 -0.02718424 -0.3901271 0.5180982 1.390931 -0.3107999
          col15     col16      col17    col18    col19    col20
row1 -0.1158434 -1.072019 0.07996833 1.054547 1.343755 1.811105
> tmp[,"col10"]
           col10
row1 -0.02718424
row2  0.37917035
row3 -0.19527948
row4 -0.60865220
row5 -0.88799088
> tmp[c("row1","row5"),]
           col1      col2       col3      col4       col5      col6       col7
row1 -0.6591662 0.2992514 -0.1892275 0.2392044 -1.0157415  1.026461  0.5689287
row5  0.5597893 0.5189833 -0.0377186 1.0023701  0.9003863 -1.011925 -0.9856696
           col8       col9       col10      col11      col12      col13
row1 -1.8606898 -1.1208896 -0.02718424 -0.3901271  0.5180982  1.3909308
row5  0.5447429 -0.9167363 -0.88799088 -1.1722052 -1.9620072 -0.5226764
          col14       col15      col16      col17     col18      col19
row1 -0.3107999 -0.11584339 -1.0720194 0.07996833  1.054547  1.3437553
row5  0.2609743  0.05152273 -0.8787263 1.91738210 -0.145765 -0.3044725
         col20
row1 1.8111053
row5 0.0247557
> tmp[,c("col6","col20")]
            col6      col20
row1  1.02646058  1.8111053
row2  1.22061097 -0.7569630
row3 -0.09634917 -0.4398909
row4  0.45859409  1.3715949
row5 -1.01192476  0.0247557
> tmp[c("row1","row5"),c("col6","col20")]
          col6     col20
row1  1.026461 1.8111053
row5 -1.011925 0.0247557
> 
> 
> 
> 
> 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 49.37264 49.46773 49.81993 49.50954 49.15628 105.9438 50.44562 49.16043
         col9    col10    col11    col12    col13    col14    col15    col16
row1 51.27354 49.71103 49.98915 49.76332 49.04526 50.36881 51.50992 49.00793
        col17   col18    col19    col20
row1 49.83028 50.7086 51.08739 106.3886
> tmp[,"col10"]
        col10
row1 49.71103
row2 28.23683
row3 29.94743
row4 30.28874
row5 51.19143
> tmp[c("row1","row5"),]
         col1     col2     col3     col4     col5     col6     col7     col8
row1 49.37264 49.46773 49.81993 49.50954 49.15628 105.9438 50.44562 49.16043
row5 51.21210 50.62575 49.58943 51.33017 48.74922 105.6832 48.93515 50.88689
         col9    col10    col11    col12    col13    col14    col15    col16
row1 51.27354 49.71103 49.98915 49.76332 49.04526 50.36881 51.50992 49.00793
row5 50.43565 51.19143 50.55966 48.38820 50.76653 49.60741 50.70758 51.30254
        col17    col18    col19    col20
row1 49.83028 50.70860 51.08739 106.3886
row5 50.70347 48.91545 51.41328 105.4800
> tmp[,c("col6","col20")]
          col6     col20
row1 105.94378 106.38857
row2  75.62941  75.07979
row3  75.99466  74.70229
row4  74.56834  73.92641
row5 105.68324 105.47999
> tmp[c("row1","row5"),c("col6","col20")]
         col6    col20
row1 105.9438 106.3886
row5 105.6832 105.4800
> 
> 
> subBufferedMatrix(tmp,c("row1","row5"),c("col6","col20"))[1:2,1:2]
         col6    col20
row1 105.9438 106.3886
row5 105.6832 105.4800
> 
> 
> 
> 
> 
> tmp <- createBufferedMatrix(5,20)
> tmp[1:5,1:20] <- rnorm(100)
> colnames(tmp) <- colnames(tmp,do.NULL=FALSE)
> 
> tmp[,"col13"]
          col13
[1,]  2.6302199
[2,] -0.6033362
[3,]  0.5556449
[4,]  1.9188833
[5,]  0.2899049
> tmp[,c("col17","col7")]
          col17       col7
[1,]  0.2118257 -0.1388372
[2,] -1.9062114  0.2615759
[3,] -0.6647490 -0.9399835
[4,] -0.1219735  0.6413134
[5,] -0.5970999 -0.8670597
> 
> subBufferedMatrix(tmp,,c("col6","col20"))[,1:2]
           col6       col20
[1,] -0.9961480 -1.66316189
[2,]  1.3986549  0.08021444
[3,]  0.1931592 -1.88686130
[4,] -0.5717805 -0.56693979
[5,] -0.3299588 -1.36009090
> subBufferedMatrix(tmp,1,c("col6"))[,1]
          col1
[1,] -0.996148
> subBufferedMatrix(tmp,1:2,c("col6"))[,1]
          col6
[1,] -0.996148
[2,]  1.398655
> 
> 
> 
> 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 -1.1023611 -0.1467505 0.05675491 1.2190382 -0.5162639 -0.8883939 1.1269907
row1  0.3757371 -1.1719514 0.90364176 0.1746071  0.1306544  0.3829896 0.7052491
           [,8]       [,9]     [,10]      [,11]      [,12]     [,13]     [,14]
row3  0.5600181 -0.7891260 0.1306549 -0.4061354 -1.1459953 0.4182283 0.4419885
row1 -0.2893436 -0.8920375 0.3075598 -0.9831599  0.1857111 0.4563588 1.8284246
          [,15]     [,16]       [,17]      [,18]      [,19]     [,20]
row3  0.0401439 0.2007434 -1.20130818 -0.9013551 -1.7465641 0.1494456
row1 -0.8842068 0.4429872 -0.07919962 -0.2249944 -0.3322143 0.3859547
> subBufferedMatrix(tmp,c("row2"),1:10)[,1:10]
           [,1]    [,2]      [,3]      [,4]       [,5]       [,6]     [,7]
row2 0.01394563 1.15819 0.7324147 -1.244983 -0.1460452 -0.8911247 -1.02556
           [,8]      [,9]     [,10]
row2 -0.1406413 -0.429252 0.1647471
> subBufferedMatrix(tmp,c("row5"),1:20)[,1:20]
          [,1]        [,2]      [,3]       [,4]     [,5]      [,6]      [,7]
row5 0.9754771 -0.09844724 0.1343437 -0.9827625 1.989057 -1.987225 -0.682151
           [,8]     [,9]    [,10]      [,11]      [,12]     [,13]     [,14]
row5 -0.0326796 -0.51071 1.048356 -0.1176455 -0.4487366 0.9474627 -1.303415
          [,15]      [,16]       [,17]     [,18]       [,19]    [,20]
row5 -0.2516846 -0.6480793 -0.05059287 0.6275672 -0.02957397 1.017001
> 
> 
> 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: 0xbea49c600>
> is.ReadOnlyMode(tmp)
[1] TRUE
> 
> filenames(tmp)
 [1] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f6216453" 
 [2] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f7a418849"
 [3] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f645aaf53"
 [4] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f7daca59d"
 [5] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f51ad26e0"
 [6] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f3ed36604"
 [7] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f28ceb0d5"
 [8] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f19bb84e1"
 [9] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f6610dcf9"
[10] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f5d1b93c8"
[11] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f3d835f39"
[12] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f7be0b6bb"
[13] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f5dfcee86"
[14] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f88fcf9f" 
[15] "/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BMf7f1987d41d"
> 
> 
> ### 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: 0xbea49d0e0>
> MoveStorageDirectory(tmp,getwd(),full.path=TRUE)
<pointer: 0xbea49d0e0>
Warning message:
In dir.create(new.directory) :
  '/Users/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests' already exists
> 
> 
> RowMode(tmp)
<pointer: 0xbea49d0e0>
> rowMedians(tmp)
  [1]  0.764811461 -0.535178420  0.145036624  0.207788147  0.263014719
  [6] -0.175488265 -0.304729733 -0.297218483  0.296524325 -0.010330907
 [11]  0.152875956  0.346637178 -0.145030788  0.016817904  0.158056396
 [16]  0.184467654 -0.004977984 -0.058894230  0.135989172 -0.064174841
 [21] -0.027255994 -0.204499201  0.271043717  0.175022259 -0.086530206
 [26]  0.351059642 -0.009778140 -0.186130540  0.353604231  0.421939996
 [31] -0.126546463  0.194922669  0.054093541  0.114669909  0.269149433
 [36]  0.469011153 -0.044151684  0.194246909  0.324727196 -0.084353873
 [41] -0.541930090 -0.409254501  0.033241565  0.504332133  0.190212891
 [46]  0.224781633  0.360161828 -0.191810118 -0.317393412  0.428768014
 [51] -0.039386474  0.669491714  0.221053753  0.427033500  0.050402960
 [56] -0.414972604 -0.124383232 -0.261648497  0.092450459  0.274043372
 [61]  0.120828887 -0.153660690 -0.128820545 -0.202012617  0.551000635
 [66]  0.411151318  0.078857653 -0.152382055 -0.248355919  0.049417674
 [71] -0.410427854 -0.221047349  0.333516133  0.128253239 -0.549355091
 [76]  0.398812546  0.074328261 -0.097630262 -0.039254000 -0.184595399
 [81]  0.039153603  0.409431605 -0.102958584  0.192576903  0.264412955
 [86]  0.508744463 -0.102003786  0.499537885  0.306708655  0.241785064
 [91] -0.035629438 -0.068083162  0.334272921 -0.415520572  0.057692248
 [96]  0.458226086  0.104132779 -0.502544281 -0.049810905  0.369590897
[101]  0.043944115  0.888107348  0.200157949 -0.032532295  0.210255536
[106] -0.743496114 -0.184326256 -0.225082386 -0.310933221  0.051752084
[111] -0.280275905 -0.221734103  0.276058462  0.056226819 -0.161338471
[116]  0.108087394 -0.241558859  0.810388048  0.313903730  0.112730742
[121]  0.188501534  0.646922887 -0.246002199  0.140128360  0.755928676
[126] -0.347003848 -0.037718252 -0.157834324 -0.174450675 -0.031243366
[131] -0.075021893 -0.387307571 -0.123914882 -0.258226974 -0.206055622
[136]  0.643572178  0.127946153 -0.156880708 -0.069174835 -0.108657276
[141]  0.024521205  0.188714048 -0.008530829  0.225919591 -0.015855672
[146]  0.628901877 -0.224689596  0.335367701 -0.132619340 -0.389193491
[151] -0.429459091 -0.040445562 -0.754139001 -0.049330815  0.165357087
[156] -0.141849200 -0.569817450 -0.542445786 -0.886048793  0.017300130
[161] -0.168670527 -0.385434308  0.502311169 -0.045251174 -0.521291148
[166]  0.137613405  0.069325498 -0.370643332  0.151834479 -0.354336077
[171]  0.036036730 -0.124564629 -0.377193035 -0.070285638 -0.094882222
[176]  0.212902010  0.132319391 -0.510752129  0.304598338  0.355008780
[181]  0.078467288 -0.140104624 -0.678743580 -0.534833670  0.037663810
[186] -0.103378809  0.250763173 -0.319669315 -0.176047152  0.263002288
[191] -0.270359861 -0.327540831  0.171471679 -0.187408460 -0.113009142
[196] -0.658697896  0.087802429 -0.149381610  0.183069178 -0.194417427
[201] -0.197309460  0.140914194  0.327382430 -0.157976942  0.261030958
[206]  0.493217108 -0.158879482  0.341234634 -0.176703299 -0.063306303
[211] -0.405167894 -0.871218647  0.059343055  0.240501054 -0.273113845
[216]  0.439973530 -0.355829743  0.118475695  0.270553172  0.291041884
[221]  0.198595782 -0.162650341  0.118680696 -0.299038591 -0.049055261
[226]  0.603023580 -0.191677050  0.043771853 -0.224173364 -0.227233206
> 
> proc.time()
   user  system elapsed 
  0.795   5.311   6.199 

BufferedMatrix.Rcheck/tests/rawCalltesting.Rout


R Under development (unstable) (2026-03-26 r89717) -- "Unsuffered Consequences"
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: 0xa41ad8000>
> .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: 0xa41ad8000>
> .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: 0xa41ad8000>
> .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: 0xa41ad8000>
> 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: 0xa41ad8060>
> .Call("R_bm_AddColumn",P)
<pointer: 0xa41ad8060>
> .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: 0xa41ad8060>
> .Call("R_bm_AddColumn",P)
<pointer: 0xa41ad8060>
> .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: 0xa41ad8060>
> 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: 0xa41ad8480>
> .Call("R_bm_AddColumn",P)
<pointer: 0xa41ad8480>
> .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: 0xa41ad8480>
> 
> .Call("R_bm_ResizeBuffer",P,5,5)
<pointer: 0xa41ad8480>
> .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: 0xa41ad8480>
> 
> .Call("R_bm_RowMode",P)
<pointer: 0xa41ad8480>
> .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: 0xa41ad8480>
> 
> .Call("R_bm_ColMode",P)
<pointer: 0xa41ad8480>
> .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: 0xa41ad8480>
> 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: 0xa41ad85a0>
> .Call("R_bm_SetPrefix",P,"BufferedMatrixFile")
<pointer: 0xa41ad85a0>
> .Call("R_bm_AddColumn",P)
<pointer: 0xa41ad85a0>
> .Call("R_bm_AddColumn",P)
<pointer: 0xa41ad85a0>
> dir(pattern="BufferedMatrixFile")
[1] "BufferedMatrixFile11f4429d7a69" "BufferedMatrixFile11f4836c095" 
> rm(P)
> dir(pattern="BufferedMatrixFile")
[1] "BufferedMatrixFile11f4429d7a69" "BufferedMatrixFile11f4836c095" 
> 
> 
> P <- .Call("R_bm_Create",prefix,directory,1,1)
> .Call("R_bm_setRows",P,10)
[1] TRUE
> .Call("R_bm_AddColumn",P)
<pointer: 0xa41ad86c0>
> .Call("R_bm_AddColumn",P)
<pointer: 0xa41ad86c0>
> .Call("R_bm_ReadOnlyModeToggle",P)
<pointer: 0xa41ad86c0>
> .Call("R_bm_isReadOnlyMode",P)
[1] TRUE
> .Call("R_bm_ReadOnlyModeToggle",P)
<pointer: 0xa41ad86c0>
> .Call("R_bm_isReadOnlyMode",P)
[1] FALSE
> .Call("R_bm_isRowMode",P)
[1] FALSE
> .Call("R_bm_RowMode",P)
<pointer: 0xa41ad86c0>
> .Call("R_bm_isRowMode",P)
[1] TRUE
> .Call("R_bm_ColMode",P)
<pointer: 0xa41ad86c0>
> .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: 0xa41ad8840>
> .Call("R_bm_AddColumn",P)
<pointer: 0xa41ad8840>
> 
> .Call("R_bm_getSize",P)
[1] 10  2
> .Call("R_bm_getBufferSize",P)
[1] 1 1
> .Call("R_bm_ResizeBuffer",P,5,5)
<pointer: 0xa41ad8840>
> 
> .Call("R_bm_getBufferSize",P)
[1] 5 5
> .Call("R_bm_ResizeBuffer",P,-1,5)
<pointer: 0xa41ad8840>
> 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: 0xa41ad8960>
> .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: 0xa41ad8960>
> rm(P)
> 
> proc.time()
   user  system elapsed 
  0.121   0.052   0.167 

BufferedMatrix.Rcheck/tests/Rcodetesting.Rout


R Under development (unstable) (2026-03-26 r89717) -- "Unsuffered Consequences"
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 
  0.135   0.039   0.168 

Example timings