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This page was generated on 2026-03-19 11:33 -0400 (Thu, 19 Mar 2026).

HostnameOSArch (*)R versionInstalled pkgs
nebbiolo1Linux (Ubuntu 24.04.3 LTS)x86_64R Under development (unstable) (2026-03-05 r89546) -- "Unsuffered Consequences" 4858
kjohnson3macOS 13.7.7 Venturaarm64R Under development (unstable) (2026-03-01 r89506) -- "Unsuffered Consequences" 4060
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Package 257/2368HostnameOS / ArchINSTALLBUILDCHECKBUILD BIN
BufferedMatrix 1.75.0  (landing page)
Ben Bolstad
Snapshot Date: 2026-03-18 13:40 -0400 (Wed, 18 Mar 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 24.04.3 LTS) / x86_64  OK    OK    OK  UNNEEDED, same version is already published
kjohnson3macOS 13.7.7 Ventura / arm64  ERROR    ERROR  skippedskipped
See other builds for BufferedMatrix in R Universe.


CHECK results for BufferedMatrix on nebbiolo1

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: /home/biocbuild/bbs-3.23-bioc/R/bin/R CMD check --install=check:BufferedMatrix.install-out.txt --library=/home/biocbuild/bbs-3.23-bioc/R/site-library --timings BufferedMatrix_1.75.0.tar.gz
StartedAt: 2026-03-18 21:59:15 -0400 (Wed, 18 Mar 2026)
EndedAt: 2026-03-18 21:59:40 -0400 (Wed, 18 Mar 2026)
EllapsedTime: 25.0 seconds
RetCode: 0
Status:   OK  
CheckDir: BufferedMatrix.Rcheck
Warnings: 0

Command output

##############################################################################
##############################################################################
###
### Running command:
###
###   /home/biocbuild/bbs-3.23-bioc/R/bin/R CMD check --install=check:BufferedMatrix.install-out.txt --library=/home/biocbuild/bbs-3.23-bioc/R/site-library --timings BufferedMatrix_1.75.0.tar.gz
###
##############################################################################
##############################################################################


* using log directory ‘/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck’
* using R Under development (unstable) (2026-03-05 r89546)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    gcc (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0
    GNU Fortran (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0
* running under: Ubuntu 24.04.4 LTS
* using session charset: UTF-8
* current time: 2026-03-19 01:59:15 UTC
* 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 ... OK
* used C compiler: ‘gcc (Ubuntu 13.3.0-6ubuntu2~24.04.1) 13.3.0’
* 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 loading without being on the library search path ... 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’ ...* 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 re-building of vignette outputs ... OK
* checking PDF version of manual ... OK
* DONE

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


Installation output

BufferedMatrix.Rcheck/00install.out

##############################################################################
##############################################################################
###
### Running command:
###
###   /home/biocbuild/bbs-3.23-bioc/R/bin/R CMD INSTALL BufferedMatrix
###
##############################################################################
##############################################################################


* installing to library ‘/home/biocbuild/bbs-3.23-bioc/R/site-library’
* installing *source* package ‘BufferedMatrix’ ...
** this is package ‘BufferedMatrix’ version ‘1.75.0’
** using staged installation
** libs
using C compiler: ‘gcc (Ubuntu 13.3.0-6ubuntu2~24.04.1) 13.3.0’
gcc -std=gnu2x -I"/home/biocbuild/bbs-3.23-bioc/R/include" -DNDEBUG   -I/usr/local/include    -fpic  -g -O2  -Wall -Werror=format-security -c RBufferedMatrix.c -o RBufferedMatrix.o
gcc -std=gnu2x -I"/home/biocbuild/bbs-3.23-bioc/R/include" -DNDEBUG   -I/usr/local/include    -fpic  -g -O2  -Wall -Werror=format-security -c doubleBufferedMatrix.c -o doubleBufferedMatrix.o
doubleBufferedMatrix.c: In function ‘dbm_ReadOnlyMode’:
doubleBufferedMatrix.c:1580:7: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses]
 1580 |   if (!(Matrix->readonly) & setting){
      |       ^~~~~~~~~~~~~~~~~~~
doubleBufferedMatrix.c: At top level:
doubleBufferedMatrix.c:3327:12: warning: ‘sort_double’ defined but not used [-Wunused-function]
 3327 | static int sort_double(const double *a1,const double *a2){
      |            ^~~~~~~~~~~
gcc -std=gnu2x -I"/home/biocbuild/bbs-3.23-bioc/R/include" -DNDEBUG   -I/usr/local/include    -fpic  -g -O2  -Wall -Werror=format-security -c doubleBufferedMatrix_C_tests.c -o doubleBufferedMatrix_C_tests.o
gcc -std=gnu2x -I"/home/biocbuild/bbs-3.23-bioc/R/include" -DNDEBUG   -I/usr/local/include    -fpic  -g -O2  -Wall -Werror=format-security -c init_package.c -o init_package.o
gcc -std=gnu2x -shared -L/home/biocbuild/bbs-3.23-bioc/R/lib -L/usr/local/lib -o BufferedMatrix.so RBufferedMatrix.o doubleBufferedMatrix.o doubleBufferedMatrix_C_tests.o init_package.o -L/home/biocbuild/bbs-3.23-bioc/R/lib -lR
installing to /home/biocbuild/bbs-3.23-bioc/R/site-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) (2026-03-05 r89546) -- "Unsuffered Consequences"
Copyright (C) 2026 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu

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 
  0.245   0.057   0.288 

BufferedMatrix.Rcheck/tests/objectTesting.Rout


R Under development (unstable) (2026-03-05 r89546) -- "Unsuffered Consequences"
Copyright (C) 2026 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu

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] "/home/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) max used (Mb)
Ncells 479482 25.7    1050322 56.1   639251 34.2
Vcells 886403  6.8    8388608 64.0  2083267 15.9
> 
> 
> 
> 
> ##
> ## 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] "Wed Mar 18 21:59:30 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] "Wed Mar 18 21:59:30 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: 0x5e92435414f0>
> 
> 
> 
> 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] "Wed Mar 18 21:59:31 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] "Wed Mar 18 21:59:31 2026"
> 
> ColMode(tmp2)
<pointer: 0x5e92435414f0>
> 
> 
> 
> ### 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,] 101.03123435 -0.1378771 -0.01821573 -0.8055412
[2,]   0.09245334  0.1876897 -0.29175982  0.9493702
[3,]   0.97822176 -0.4679154 -0.21818593  0.4675429
[4,]  -2.31385671  0.0559604 -0.95199670  1.0125864
> ewApply(tmp5,abs)
BufferedMatrix object
Matrix size:  10 20 
Buffer size:  1 1 
Directory:    /home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  2  Kilobytes.
Disk usage :  1.6  Kilobytes.
> tmp5[1:4,1:4]
             [,1]      [,2]       [,3]      [,4]
[1,] 101.03123435 0.1378771 0.01821573 0.8055412
[2,]   0.09245334 0.1876897 0.29175982 0.9493702
[3,]   0.97822176 0.4679154 0.21818593 0.4675429
[4,]   2.31385671 0.0559604 0.95199670 1.0125864
> ewApply(tmp5,sqrt)
BufferedMatrix object
Matrix size:  10 20 
Buffer size:  1 1 
Directory:    /home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  2  Kilobytes.
Disk usage :  1.6  Kilobytes.
> tmp5[1:4,1:4]
           [,1]      [,2]      [,3]      [,4]
[1,] 10.0514295 0.3713181 0.1349657 0.8975195
[2,]  0.3040614 0.4332317 0.5401480 0.9743563
[3,]  0.9890509 0.6840434 0.4671038 0.6837711
[4,]  1.5211367 0.2365595 0.9757032 1.0062735
> 
> 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:    /home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  2  Kilobytes.
Disk usage :  1.6  Kilobytes.
> tmp5[1:4,1:4]
          [,1]     [,2]     [,3]     [,4]
[1,] 226.54553 28.85106 26.36787 34.78074
[2,]  28.13307 29.52001 30.69324 35.69293
[3,]  35.86873 32.30835 29.88922 32.30525
[4,]  42.52522 27.42156 35.70903 36.07532
> 
> 
> 
> ## testing functions that elementwise transform the matrix
> sqrt(tmp5)
<pointer: 0x5e9243ef1aa0>
> exp(tmp5)
<pointer: 0x5e9243ef1aa0>
> log(tmp5,2)
<pointer: 0x5e9243ef1aa0>
> pow(tmp5,2)
> 
> 
> 
> 
> 
> ## testing functions that apply to entire matrix
> Max(tmp5)
[1] 471.5248
> Min(tmp5)
[1] 54.60911
> mean(tmp5)
[1] 73.32611
> Sum(tmp5)
[1] 14665.22
> Var(tmp5)
[1] 875.1369
> 
> 
> ## testing functions applied to rows or columns
> 
> rowMeans(tmp5)
 [1] 90.55538 71.07396 70.25903 72.76019 71.84782 71.75692 73.38105 71.25080
 [9] 70.59914 69.77682
> rowSums(tmp5)
 [1] 1811.108 1421.479 1405.181 1455.204 1436.956 1435.138 1467.621 1425.016
 [9] 1411.983 1395.536
> rowVars(tmp5)
 [1] 8081.45041   67.77681   42.61359   69.83603   69.88472  117.72383
 [7]   85.46480  118.91701   66.23329   87.43969
> rowSd(tmp5)
 [1] 89.896888  8.232667  6.527908  8.356795  8.359708 10.850061  9.244718
 [8] 10.904908  8.138384  9.350919
> rowMax(tmp5)
 [1] 471.52484  81.54697  84.96745  88.51068  86.22953  93.96792  86.29377
 [8]  92.58553  90.94888  89.67082
> rowMin(tmp5)
 [1] 54.88127 58.55529 60.81256 57.07438 58.27011 58.72737 54.60911 56.70314
 [9] 57.40673 54.70891
> 
> colMeans(tmp5)
 [1] 110.36580  70.24559  65.95809  69.10362  66.48730  65.36635  72.26207
 [8]  77.12443  70.78671  72.34465  71.47651  71.37868  74.29893  72.67678
[15]  72.45572  72.49514  77.19782  74.09808  69.61867  70.78129
> colSums(tmp5)
 [1] 1103.6580  702.4559  659.5809  691.0362  664.8730  653.6635  722.6207
 [8]  771.2443  707.8671  723.4465  714.7651  713.7868  742.9893  726.7678
[15]  724.5572  724.9514  771.9782  740.9808  696.1867  707.8129
> colVars(tmp5)
 [1] 16228.70980    92.20822    31.34108    51.68944    53.07143    58.73294
 [7]   127.44256    75.25759    74.50376    67.33275    29.44549    72.63194
[13]    93.34202    48.56056    37.01287   112.65395    52.64412    44.95250
[19]    70.92754   113.92090
> colSd(tmp5)
 [1] 127.391953   9.602511   5.598311   7.189537   7.285014   7.663742
 [7]  11.289046   8.675113   8.631556   8.205654   5.426370   8.522438
[13]   9.661367   6.968540   6.083820  10.613856   7.255627   6.704662
[19]   8.421849  10.673374
> colMax(tmp5)
 [1] 471.52484  84.47354  74.32366  75.14231  76.05807  77.47249  92.58553
 [8]  93.96792  86.29377  86.69050  77.66422  85.81780  90.94888  84.81266
[15]  81.43135  91.29460  87.56686  81.83333  84.96745  87.01204
> colMin(tmp5)
 [1] 58.55529 57.07438 54.88127 57.40673 56.70314 54.60911 60.13093 64.17277
 [9] 54.70891 60.80958 62.69136 62.76540 61.66288 61.99511 64.02511 60.28161
[17] 61.82237 60.68765 59.28778 59.72940
> 
> 
> ### setting a random element to NA and then testing with na.rm=TRUE or na.rm=FALSE (The default)
> 
> 
> which.row <- sample(1:10,1,replace=TRUE)
> which.col  <- sample(1:20,1,replace=TRUE)
> 
> tmp5[which.row,which.col] <- NA
> 
> Max(tmp5)
[1] NA
> Min(tmp5)
[1] NA
> mean(tmp5)
[1] NA
> Sum(tmp5)
[1] NA
> Var(tmp5)
[1] NA
> 
> rowMeans(tmp5)
 [1] 90.55538 71.07396 70.25903 72.76019 71.84782 71.75692 73.38105       NA
 [9] 70.59914 69.77682
> rowSums(tmp5)
 [1] 1811.108 1421.479 1405.181 1455.204 1436.956 1435.138 1467.621       NA
 [9] 1411.983 1395.536
> rowVars(tmp5)
 [1] 8081.45041   67.77681   42.61359   69.83603   69.88472  117.72383
 [7]   85.46480  125.23832   66.23329   87.43969
> rowSd(tmp5)
 [1] 89.896888  8.232667  6.527908  8.356795  8.359708 10.850061  9.244718
 [8] 11.190993  8.138384  9.350919
> rowMax(tmp5)
 [1] 471.52484  81.54697  84.96745  88.51068  86.22953  93.96792  86.29377
 [8]        NA  90.94888  89.67082
> rowMin(tmp5)
 [1] 54.88127 58.55529 60.81256 57.07438 58.27011 58.72737 54.60911       NA
 [9] 57.40673 54.70891
> 
> colMeans(tmp5)
 [1] 110.36580  70.24559        NA  69.10362  66.48730  65.36635  72.26207
 [8]  77.12443  70.78671  72.34465  71.47651  71.37868  74.29893  72.67678
[15]  72.45572  72.49514  77.19782  74.09808  69.61867  70.78129
> colSums(tmp5)
 [1] 1103.6580  702.4559        NA  691.0362  664.8730  653.6635  722.6207
 [8]  771.2443  707.8671  723.4465  714.7651  713.7868  742.9893  726.7678
[15]  724.5572  724.9514  771.9782  740.9808  696.1867  707.8129
> colVars(tmp5)
 [1] 16228.70980    92.20822          NA    51.68944    53.07143    58.73294
 [7]   127.44256    75.25759    74.50376    67.33275    29.44549    72.63194
[13]    93.34202    48.56056    37.01287   112.65395    52.64412    44.95250
[19]    70.92754   113.92090
> colSd(tmp5)
 [1] 127.391953   9.602511         NA   7.189537   7.285014   7.663742
 [7]  11.289046   8.675113   8.631556   8.205654   5.426370   8.522438
[13]   9.661367   6.968540   6.083820  10.613856   7.255627   6.704662
[19]   8.421849  10.673374
> colMax(tmp5)
 [1] 471.52484  84.47354        NA  75.14231  76.05807  77.47249  92.58553
 [8]  93.96792  86.29377  86.69050  77.66422  85.81780  90.94888  84.81266
[15]  81.43135  91.29460  87.56686  81.83333  84.96745  87.01204
> colMin(tmp5)
 [1] 58.55529 57.07438       NA 57.40673 56.70314 54.60911 60.13093 64.17277
 [9] 54.70891 60.80958 62.69136 62.76540 61.66288 61.99511 64.02511 60.28161
[17] 61.82237 60.68765 59.28778 59.72940
> 
> Max(tmp5,na.rm=TRUE)
[1] 471.5248
> Min(tmp5,na.rm=TRUE)
[1] 54.60911
> mean(tmp5,na.rm=TRUE)
[1] 73.34764
> Sum(tmp5,na.rm=TRUE)
[1] 14596.18
> Var(tmp5,na.rm=TRUE)
[1] 879.4636
> 
> rowMeans(tmp5,na.rm=TRUE)
 [1] 90.55538 71.07396 70.25903 72.76019 71.84782 71.75692 73.38105 71.36703
 [9] 70.59914 69.77682
> rowSums(tmp5,na.rm=TRUE)
 [1] 1811.108 1421.479 1405.181 1455.204 1436.956 1435.138 1467.621 1355.973
 [9] 1411.983 1395.536
> rowVars(tmp5,na.rm=TRUE)
 [1] 8081.45041   67.77681   42.61359   69.83603   69.88472  117.72383
 [7]   85.46480  125.23832   66.23329   87.43969
> rowSd(tmp5,na.rm=TRUE)
 [1] 89.896888  8.232667  6.527908  8.356795  8.359708 10.850061  9.244718
 [8] 11.190993  8.138384  9.350919
> rowMax(tmp5,na.rm=TRUE)
 [1] 471.52484  81.54697  84.96745  88.51068  86.22953  93.96792  86.29377
 [8]  92.58553  90.94888  89.67082
> rowMin(tmp5,na.rm=TRUE)
 [1] 54.88127 58.55529 60.81256 57.07438 58.27011 58.72737 54.60911 56.70314
 [9] 57.40673 54.70891
> 
> colMeans(tmp5,na.rm=TRUE)
 [1] 110.36580  70.24559  65.61538  69.10362  66.48730  65.36635  72.26207
 [8]  77.12443  70.78671  72.34465  71.47651  71.37868  74.29893  72.67678
[15]  72.45572  72.49514  77.19782  74.09808  69.61867  70.78129
> colSums(tmp5,na.rm=TRUE)
 [1] 1103.6580  702.4559  590.5384  691.0362  664.8730  653.6635  722.6207
 [8]  771.2443  707.8671  723.4465  714.7651  713.7868  742.9893  726.7678
[15]  724.5572  724.9514  771.9782  740.9808  696.1867  707.8129
> colVars(tmp5,na.rm=TRUE)
 [1] 16228.70980    92.20822    33.93741    51.68944    53.07143    58.73294
 [7]   127.44256    75.25759    74.50376    67.33275    29.44549    72.63194
[13]    93.34202    48.56056    37.01287   112.65395    52.64412    44.95250
[19]    70.92754   113.92090
> colSd(tmp5,na.rm=TRUE)
 [1] 127.391953   9.602511   5.825582   7.189537   7.285014   7.663742
 [7]  11.289046   8.675113   8.631556   8.205654   5.426370   8.522438
[13]   9.661367   6.968540   6.083820  10.613856   7.255627   6.704662
[19]   8.421849  10.673374
> colMax(tmp5,na.rm=TRUE)
 [1] 471.52484  84.47354  74.32366  75.14231  76.05807  77.47249  92.58553
 [8]  93.96792  86.29377  86.69050  77.66422  85.81780  90.94888  84.81266
[15]  81.43135  91.29460  87.56686  81.83333  84.96745  87.01204
> colMin(tmp5,na.rm=TRUE)
 [1] 58.55529 57.07438 54.88127 57.40673 56.70314 54.60911 60.13093 64.17277
 [9] 54.70891 60.80958 62.69136 62.76540 61.66288 61.99511 64.02511 60.28161
[17] 61.82237 60.68765 59.28778 59.72940
> 
> # now set an entire row to NA
> 
> tmp5[which.row,] <- NA
> rowMeans(tmp5,na.rm=TRUE)
 [1] 90.55538 71.07396 70.25903 72.76019 71.84782 71.75692 73.38105      NaN
 [9] 70.59914 69.77682
> rowSums(tmp5,na.rm=TRUE)
 [1] 1811.108 1421.479 1405.181 1455.204 1436.956 1435.138 1467.621    0.000
 [9] 1411.983 1395.536
> rowVars(tmp5,na.rm=TRUE)
 [1] 8081.45041   67.77681   42.61359   69.83603   69.88472  117.72383
 [7]   85.46480         NA   66.23329   87.43969
> rowSd(tmp5,na.rm=TRUE)
 [1] 89.896888  8.232667  6.527908  8.356795  8.359708 10.850061  9.244718
 [8]        NA  8.138384  9.350919
> rowMax(tmp5,na.rm=TRUE)
 [1] 471.52484  81.54697  84.96745  88.51068  86.22953  93.96792  86.29377
 [8]        NA  90.94888  89.67082
> rowMin(tmp5,na.rm=TRUE)
 [1] 54.88127 58.55529 60.81256 57.07438 58.27011 58.72737 54.60911       NA
 [9] 57.40673 54.70891
> 
> 
> # now set an entire col to NA
> 
> 
> tmp5[,which.col] <- NA
> colMeans(tmp5,na.rm=TRUE)
 [1] 115.95794  70.58474       NaN  68.64242  67.57443  66.21560  70.00391
 [8]  75.80568  70.80675  72.93602  72.45264  71.98196  74.43040  72.07424
[15]  71.45843  73.82083  76.04571  74.78190  70.63347  69.31158
> colSums(tmp5,na.rm=TRUE)
 [1] 1043.6215  635.2627    0.0000  617.7818  608.1699  595.9404  630.0352
 [8]  682.2511  637.2607  656.4241  652.0738  647.8376  669.8736  648.6682
[15]  643.1258  664.3875  684.4114  673.0371  635.7012  623.8042
> colVars(tmp5,na.rm=TRUE)
 [1] 17905.48734   102.44023          NA    55.75771    46.40955    57.96064
 [7]    86.00581    65.09999    83.81221    71.81503    22.40688    77.61651
[13]   104.81533    50.54628    30.45031   106.96430    44.29171    45.31089
[19]    68.20803   103.86052
> colSd(tmp5,na.rm=TRUE)
 [1] 133.811387  10.121276         NA   7.467108   6.812456   7.613189
 [7]   9.273932   8.068456   9.154901   8.474375   4.733591   8.810023
[13]  10.237936   7.109591   5.518180  10.342355   6.655202   6.731337
[19]   8.258816  10.191198
> colMax(tmp5,na.rm=TRUE)
 [1] 471.52484  84.47354      -Inf  75.14231  76.05807  77.47249  84.31457
 [8]  93.96792  86.29377  86.69050  77.66422  85.81780  90.94888  84.81266
[15]  80.17653  91.29460  84.93492  81.83333  84.96745  87.01204
> colMin(tmp5,na.rm=TRUE)
 [1] 58.55529 57.07438      Inf 57.40673 58.27011 54.60911 60.13093 64.17277
 [9] 54.70891 60.80958 64.70012 62.76540 61.66288 61.99511 64.02511 60.28161
[17] 61.82237 60.68765 59.28778 59.72940
> 
> 
> 
> 
> 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] 129.8780 301.1703 417.4364 310.5427 270.7705 258.6032 211.2190 202.2047
 [9] 329.0660 210.9445
> apply(copymatrix,1,var,na.rm=TRUE)
 [1] 129.8780 301.1703 417.4364 310.5427 270.7705 258.6032 211.2190 202.2047
 [9] 329.0660 210.9445
> 
> 
> 
> 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]  5.684342e-14 -5.684342e-14  0.000000e+00 -1.421085e-13  5.684342e-14
 [6] -1.421085e-13  1.136868e-13 -5.684342e-14 -2.842171e-14  1.278977e-13
[11]  7.105427e-14  2.842171e-14  5.684342e-14  5.684342e-14  2.273737e-13
[16] -5.684342e-14  0.000000e+00 -1.421085e-14 -7.105427e-14 -1.136868e-13
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> ## 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   9 
3   20 
9   5 
7   3 
9   6 
9   13 
3   11 
3   17 
2   12 
5   7 
3   16 
2   18 
5   1 
7   20 
8   20 
7   1 
10   19 
2   9 
8   1 
1   15 
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] 2.96606
> Min(tmp)
[1] -2.121055
> mean(tmp)
[1] -0.02579451
> Sum(tmp)
[1] -2.579451
> Var(tmp)
[1] 1.05505
> 
> rowMeans(tmp)
[1] -0.02579451
> rowSums(tmp)
[1] -2.579451
> rowVars(tmp)
[1] 1.05505
> rowSd(tmp)
[1] 1.027156
> rowMax(tmp)
[1] 2.96606
> rowMin(tmp)
[1] -2.121055
> 
> colMeans(tmp)
  [1] -1.551124043  0.637297549  0.880571013  0.895302050 -0.037395588
  [6]  0.153985149  0.458411809 -0.569536998 -0.406670560 -1.359031520
 [11] -1.598863591  0.032828116 -0.277898643  0.617230498 -0.388799092
 [16]  0.047556870 -0.791573198 -0.926797220  0.644222588  0.334594480
 [21] -1.846646144 -1.081976315  0.699825791  1.403001572 -0.128779282
 [26]  0.687631346  0.467710719  1.403654301  0.682735929 -1.296697931
 [31]  1.455446568  1.523142379 -0.556856483 -1.728464784 -1.078718877
 [36] -0.369805718 -0.489442964  0.507317788 -2.121054757 -0.256074320
 [41]  0.905038221 -1.657538586 -1.056878080 -1.790292624  0.579813322
 [46] -0.087284733  0.917157964  0.037988979 -0.661087852 -0.021928686
 [51] -0.129088116 -0.453979055 -0.214273790 -1.276750649 -0.912918976
 [56]  0.404985221 -0.778743747 -0.156287936 -0.490047790  1.191000462
 [61]  0.642506544 -0.937717060  0.621669831 -0.129755031  0.007293422
 [66] -0.639002341 -0.344488786 -0.084094787 -1.208707567  1.533651371
 [71] -0.759371272  0.422704298 -2.120903850  0.646158232  0.588327498
 [76]  1.881809079 -0.263261234 -0.289837478  0.745437557  1.254860291
 [81]  1.854072690  0.169385638 -1.096154240 -0.899897595  2.134315032
 [86] -0.696353013  2.966060082 -0.024751026 -0.677740608 -0.716326159
 [91]  0.772332577 -0.758270402  0.492009940 -1.090687502  0.884632326
 [96]  2.801715279  1.391310255 -0.580102978  0.072560587 -0.163983035
> colSums(tmp)
  [1] -1.551124043  0.637297549  0.880571013  0.895302050 -0.037395588
  [6]  0.153985149  0.458411809 -0.569536998 -0.406670560 -1.359031520
 [11] -1.598863591  0.032828116 -0.277898643  0.617230498 -0.388799092
 [16]  0.047556870 -0.791573198 -0.926797220  0.644222588  0.334594480
 [21] -1.846646144 -1.081976315  0.699825791  1.403001572 -0.128779282
 [26]  0.687631346  0.467710719  1.403654301  0.682735929 -1.296697931
 [31]  1.455446568  1.523142379 -0.556856483 -1.728464784 -1.078718877
 [36] -0.369805718 -0.489442964  0.507317788 -2.121054757 -0.256074320
 [41]  0.905038221 -1.657538586 -1.056878080 -1.790292624  0.579813322
 [46] -0.087284733  0.917157964  0.037988979 -0.661087852 -0.021928686
 [51] -0.129088116 -0.453979055 -0.214273790 -1.276750649 -0.912918976
 [56]  0.404985221 -0.778743747 -0.156287936 -0.490047790  1.191000462
 [61]  0.642506544 -0.937717060  0.621669831 -0.129755031  0.007293422
 [66] -0.639002341 -0.344488786 -0.084094787 -1.208707567  1.533651371
 [71] -0.759371272  0.422704298 -2.120903850  0.646158232  0.588327498
 [76]  1.881809079 -0.263261234 -0.289837478  0.745437557  1.254860291
 [81]  1.854072690  0.169385638 -1.096154240 -0.899897595  2.134315032
 [86] -0.696353013  2.966060082 -0.024751026 -0.677740608 -0.716326159
 [91]  0.772332577 -0.758270402  0.492009940 -1.090687502  0.884632326
 [96]  2.801715279  1.391310255 -0.580102978  0.072560587 -0.163983035
> 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] -1.551124043  0.637297549  0.880571013  0.895302050 -0.037395588
  [6]  0.153985149  0.458411809 -0.569536998 -0.406670560 -1.359031520
 [11] -1.598863591  0.032828116 -0.277898643  0.617230498 -0.388799092
 [16]  0.047556870 -0.791573198 -0.926797220  0.644222588  0.334594480
 [21] -1.846646144 -1.081976315  0.699825791  1.403001572 -0.128779282
 [26]  0.687631346  0.467710719  1.403654301  0.682735929 -1.296697931
 [31]  1.455446568  1.523142379 -0.556856483 -1.728464784 -1.078718877
 [36] -0.369805718 -0.489442964  0.507317788 -2.121054757 -0.256074320
 [41]  0.905038221 -1.657538586 -1.056878080 -1.790292624  0.579813322
 [46] -0.087284733  0.917157964  0.037988979 -0.661087852 -0.021928686
 [51] -0.129088116 -0.453979055 -0.214273790 -1.276750649 -0.912918976
 [56]  0.404985221 -0.778743747 -0.156287936 -0.490047790  1.191000462
 [61]  0.642506544 -0.937717060  0.621669831 -0.129755031  0.007293422
 [66] -0.639002341 -0.344488786 -0.084094787 -1.208707567  1.533651371
 [71] -0.759371272  0.422704298 -2.120903850  0.646158232  0.588327498
 [76]  1.881809079 -0.263261234 -0.289837478  0.745437557  1.254860291
 [81]  1.854072690  0.169385638 -1.096154240 -0.899897595  2.134315032
 [86] -0.696353013  2.966060082 -0.024751026 -0.677740608 -0.716326159
 [91]  0.772332577 -0.758270402  0.492009940 -1.090687502  0.884632326
 [96]  2.801715279  1.391310255 -0.580102978  0.072560587 -0.163983035
> colMin(tmp)
  [1] -1.551124043  0.637297549  0.880571013  0.895302050 -0.037395588
  [6]  0.153985149  0.458411809 -0.569536998 -0.406670560 -1.359031520
 [11] -1.598863591  0.032828116 -0.277898643  0.617230498 -0.388799092
 [16]  0.047556870 -0.791573198 -0.926797220  0.644222588  0.334594480
 [21] -1.846646144 -1.081976315  0.699825791  1.403001572 -0.128779282
 [26]  0.687631346  0.467710719  1.403654301  0.682735929 -1.296697931
 [31]  1.455446568  1.523142379 -0.556856483 -1.728464784 -1.078718877
 [36] -0.369805718 -0.489442964  0.507317788 -2.121054757 -0.256074320
 [41]  0.905038221 -1.657538586 -1.056878080 -1.790292624  0.579813322
 [46] -0.087284733  0.917157964  0.037988979 -0.661087852 -0.021928686
 [51] -0.129088116 -0.453979055 -0.214273790 -1.276750649 -0.912918976
 [56]  0.404985221 -0.778743747 -0.156287936 -0.490047790  1.191000462
 [61]  0.642506544 -0.937717060  0.621669831 -0.129755031  0.007293422
 [66] -0.639002341 -0.344488786 -0.084094787 -1.208707567  1.533651371
 [71] -0.759371272  0.422704298 -2.120903850  0.646158232  0.588327498
 [76]  1.881809079 -0.263261234 -0.289837478  0.745437557  1.254860291
 [81]  1.854072690  0.169385638 -1.096154240 -0.899897595  2.134315032
 [86] -0.696353013  2.966060082 -0.024751026 -0.677740608 -0.716326159
 [91]  0.772332577 -0.758270402  0.492009940 -1.090687502  0.884632326
 [96]  2.801715279  1.391310255 -0.580102978  0.072560587 -0.163983035
> colMedians(tmp)
  [1] -1.551124043  0.637297549  0.880571013  0.895302050 -0.037395588
  [6]  0.153985149  0.458411809 -0.569536998 -0.406670560 -1.359031520
 [11] -1.598863591  0.032828116 -0.277898643  0.617230498 -0.388799092
 [16]  0.047556870 -0.791573198 -0.926797220  0.644222588  0.334594480
 [21] -1.846646144 -1.081976315  0.699825791  1.403001572 -0.128779282
 [26]  0.687631346  0.467710719  1.403654301  0.682735929 -1.296697931
 [31]  1.455446568  1.523142379 -0.556856483 -1.728464784 -1.078718877
 [36] -0.369805718 -0.489442964  0.507317788 -2.121054757 -0.256074320
 [41]  0.905038221 -1.657538586 -1.056878080 -1.790292624  0.579813322
 [46] -0.087284733  0.917157964  0.037988979 -0.661087852 -0.021928686
 [51] -0.129088116 -0.453979055 -0.214273790 -1.276750649 -0.912918976
 [56]  0.404985221 -0.778743747 -0.156287936 -0.490047790  1.191000462
 [61]  0.642506544 -0.937717060  0.621669831 -0.129755031  0.007293422
 [66] -0.639002341 -0.344488786 -0.084094787 -1.208707567  1.533651371
 [71] -0.759371272  0.422704298 -2.120903850  0.646158232  0.588327498
 [76]  1.881809079 -0.263261234 -0.289837478  0.745437557  1.254860291
 [81]  1.854072690  0.169385638 -1.096154240 -0.899897595  2.134315032
 [86] -0.696353013  2.966060082 -0.024751026 -0.677740608 -0.716326159
 [91]  0.772332577 -0.758270402  0.492009940 -1.090687502  0.884632326
 [96]  2.801715279  1.391310255 -0.580102978  0.072560587 -0.163983035
> colRanges(tmp)
          [,1]      [,2]     [,3]     [,4]        [,5]      [,6]      [,7]
[1,] -1.551124 0.6372975 0.880571 0.895302 -0.03739559 0.1539851 0.4584118
[2,] -1.551124 0.6372975 0.880571 0.895302 -0.03739559 0.1539851 0.4584118
          [,8]       [,9]     [,10]     [,11]      [,12]      [,13]     [,14]
[1,] -0.569537 -0.4066706 -1.359032 -1.598864 0.03282812 -0.2778986 0.6172305
[2,] -0.569537 -0.4066706 -1.359032 -1.598864 0.03282812 -0.2778986 0.6172305
          [,15]      [,16]      [,17]      [,18]     [,19]     [,20]     [,21]
[1,] -0.3887991 0.04755687 -0.7915732 -0.9267972 0.6442226 0.3345945 -1.846646
[2,] -0.3887991 0.04755687 -0.7915732 -0.9267972 0.6442226 0.3345945 -1.846646
         [,22]     [,23]    [,24]      [,25]     [,26]     [,27]    [,28]
[1,] -1.081976 0.6998258 1.403002 -0.1287793 0.6876313 0.4677107 1.403654
[2,] -1.081976 0.6998258 1.403002 -0.1287793 0.6876313 0.4677107 1.403654
         [,29]     [,30]    [,31]    [,32]      [,33]     [,34]     [,35]
[1,] 0.6827359 -1.296698 1.455447 1.523142 -0.5568565 -1.728465 -1.078719
[2,] 0.6827359 -1.296698 1.455447 1.523142 -0.5568565 -1.728465 -1.078719
          [,36]     [,37]     [,38]     [,39]      [,40]     [,41]     [,42]
[1,] -0.3698057 -0.489443 0.5073178 -2.121055 -0.2560743 0.9050382 -1.657539
[2,] -0.3698057 -0.489443 0.5073178 -2.121055 -0.2560743 0.9050382 -1.657539
         [,43]     [,44]     [,45]       [,46]    [,47]      [,48]      [,49]
[1,] -1.056878 -1.790293 0.5798133 -0.08728473 0.917158 0.03798898 -0.6610879
[2,] -1.056878 -1.790293 0.5798133 -0.08728473 0.917158 0.03798898 -0.6610879
           [,50]      [,51]      [,52]      [,53]     [,54]     [,55]     [,56]
[1,] -0.02192869 -0.1290881 -0.4539791 -0.2142738 -1.276751 -0.912919 0.4049852
[2,] -0.02192869 -0.1290881 -0.4539791 -0.2142738 -1.276751 -0.912919 0.4049852
          [,57]      [,58]      [,59] [,60]     [,61]      [,62]     [,63]
[1,] -0.7787437 -0.1562879 -0.4900478 1.191 0.6425065 -0.9377171 0.6216698
[2,] -0.7787437 -0.1562879 -0.4900478 1.191 0.6425065 -0.9377171 0.6216698
         [,64]       [,65]      [,66]      [,67]       [,68]     [,69]    [,70]
[1,] -0.129755 0.007293422 -0.6390023 -0.3444888 -0.08409479 -1.208708 1.533651
[2,] -0.129755 0.007293422 -0.6390023 -0.3444888 -0.08409479 -1.208708 1.533651
          [,71]     [,72]     [,73]     [,74]     [,75]    [,76]      [,77]
[1,] -0.7593713 0.4227043 -2.120904 0.6461582 0.5883275 1.881809 -0.2632612
[2,] -0.7593713 0.4227043 -2.120904 0.6461582 0.5883275 1.881809 -0.2632612
          [,78]     [,79]   [,80]    [,81]     [,82]     [,83]      [,84]
[1,] -0.2898375 0.7454376 1.25486 1.854073 0.1693856 -1.096154 -0.8998976
[2,] -0.2898375 0.7454376 1.25486 1.854073 0.1693856 -1.096154 -0.8998976
        [,85]     [,86]   [,87]       [,88]      [,89]      [,90]     [,91]
[1,] 2.134315 -0.696353 2.96606 -0.02475103 -0.6777406 -0.7163262 0.7723326
[2,] 2.134315 -0.696353 2.96606 -0.02475103 -0.6777406 -0.7163262 0.7723326
          [,92]     [,93]     [,94]     [,95]    [,96]   [,97]     [,98]
[1,] -0.7582704 0.4920099 -1.090688 0.8846323 2.801715 1.39131 -0.580103
[2,] -0.7582704 0.4920099 -1.090688 0.8846323 2.801715 1.39131 -0.580103
          [,99]    [,100]
[1,] 0.07256059 -0.163983
[2,] 0.07256059 -0.163983
> 
> 
> Max(tmp2)
[1] 2.450746
> Min(tmp2)
[1] -2.628847
> mean(tmp2)
[1] 0.0545066
> Sum(tmp2)
[1] 5.45066
> Var(tmp2)
[1] 0.9057385
> 
> rowMeans(tmp2)
  [1] -0.32924230  0.39789784 -0.40878514  0.39384897  0.29404357  0.39551824
  [7]  0.81118744  0.09334257  1.11381244  0.48410679  1.03947359  0.10289926
 [13]  0.72198966  0.45472330 -1.03242685 -1.70728709  1.49882914 -0.20948215
 [19] -0.28812456 -0.58567652  1.74928484 -0.72311869 -1.36156459 -0.07018343
 [25]  1.08403249  1.09492477 -0.94722279 -1.37607196  1.65380563 -0.23974770
 [31]  0.25992394  1.59252019  0.99861385  0.64591780 -0.54128764 -0.56146753
 [37] -0.35027071 -1.89547732  0.84378098  1.00683056 -1.14070976 -0.32573578
 [43] -2.62884689 -0.98990234 -0.29308431 -2.03561391 -0.12151409  2.07893178
 [49]  0.98589581 -0.92185410 -0.83868167  1.05069776  0.61950843 -0.88556421
 [55] -0.77976885 -0.80138089  1.02087947  0.26901462  0.71376305 -0.52125521
 [61]  0.24528538 -0.34020319 -0.73304887  0.52234095  1.98860655 -0.46223115
 [67] -0.38310255 -0.58917096 -1.41473660 -0.99914460  1.03711739 -1.08116203
 [73] -0.03237399  2.45074588  0.54232593 -0.54537250 -1.20602105 -0.91262381
 [79] -0.37234788 -1.03152787  0.59287329  0.36196472  0.92076813  0.19426972
 [85]  0.76276010 -0.12562950  0.38117487  0.18388284  0.65703555 -0.02517859
 [91]  0.85507302  0.77208822 -1.20052388  0.19757689  0.79248995  0.23005188
 [97]  0.63120555  0.69208605  1.10679709  0.22788969
> rowSums(tmp2)
  [1] -0.32924230  0.39789784 -0.40878514  0.39384897  0.29404357  0.39551824
  [7]  0.81118744  0.09334257  1.11381244  0.48410679  1.03947359  0.10289926
 [13]  0.72198966  0.45472330 -1.03242685 -1.70728709  1.49882914 -0.20948215
 [19] -0.28812456 -0.58567652  1.74928484 -0.72311869 -1.36156459 -0.07018343
 [25]  1.08403249  1.09492477 -0.94722279 -1.37607196  1.65380563 -0.23974770
 [31]  0.25992394  1.59252019  0.99861385  0.64591780 -0.54128764 -0.56146753
 [37] -0.35027071 -1.89547732  0.84378098  1.00683056 -1.14070976 -0.32573578
 [43] -2.62884689 -0.98990234 -0.29308431 -2.03561391 -0.12151409  2.07893178
 [49]  0.98589581 -0.92185410 -0.83868167  1.05069776  0.61950843 -0.88556421
 [55] -0.77976885 -0.80138089  1.02087947  0.26901462  0.71376305 -0.52125521
 [61]  0.24528538 -0.34020319 -0.73304887  0.52234095  1.98860655 -0.46223115
 [67] -0.38310255 -0.58917096 -1.41473660 -0.99914460  1.03711739 -1.08116203
 [73] -0.03237399  2.45074588  0.54232593 -0.54537250 -1.20602105 -0.91262381
 [79] -0.37234788 -1.03152787  0.59287329  0.36196472  0.92076813  0.19426972
 [85]  0.76276010 -0.12562950  0.38117487  0.18388284  0.65703555 -0.02517859
 [91]  0.85507302  0.77208822 -1.20052388  0.19757689  0.79248995  0.23005188
 [97]  0.63120555  0.69208605  1.10679709  0.22788969
> 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] -0.32924230  0.39789784 -0.40878514  0.39384897  0.29404357  0.39551824
  [7]  0.81118744  0.09334257  1.11381244  0.48410679  1.03947359  0.10289926
 [13]  0.72198966  0.45472330 -1.03242685 -1.70728709  1.49882914 -0.20948215
 [19] -0.28812456 -0.58567652  1.74928484 -0.72311869 -1.36156459 -0.07018343
 [25]  1.08403249  1.09492477 -0.94722279 -1.37607196  1.65380563 -0.23974770
 [31]  0.25992394  1.59252019  0.99861385  0.64591780 -0.54128764 -0.56146753
 [37] -0.35027071 -1.89547732  0.84378098  1.00683056 -1.14070976 -0.32573578
 [43] -2.62884689 -0.98990234 -0.29308431 -2.03561391 -0.12151409  2.07893178
 [49]  0.98589581 -0.92185410 -0.83868167  1.05069776  0.61950843 -0.88556421
 [55] -0.77976885 -0.80138089  1.02087947  0.26901462  0.71376305 -0.52125521
 [61]  0.24528538 -0.34020319 -0.73304887  0.52234095  1.98860655 -0.46223115
 [67] -0.38310255 -0.58917096 -1.41473660 -0.99914460  1.03711739 -1.08116203
 [73] -0.03237399  2.45074588  0.54232593 -0.54537250 -1.20602105 -0.91262381
 [79] -0.37234788 -1.03152787  0.59287329  0.36196472  0.92076813  0.19426972
 [85]  0.76276010 -0.12562950  0.38117487  0.18388284  0.65703555 -0.02517859
 [91]  0.85507302  0.77208822 -1.20052388  0.19757689  0.79248995  0.23005188
 [97]  0.63120555  0.69208605  1.10679709  0.22788969
> rowMin(tmp2)
  [1] -0.32924230  0.39789784 -0.40878514  0.39384897  0.29404357  0.39551824
  [7]  0.81118744  0.09334257  1.11381244  0.48410679  1.03947359  0.10289926
 [13]  0.72198966  0.45472330 -1.03242685 -1.70728709  1.49882914 -0.20948215
 [19] -0.28812456 -0.58567652  1.74928484 -0.72311869 -1.36156459 -0.07018343
 [25]  1.08403249  1.09492477 -0.94722279 -1.37607196  1.65380563 -0.23974770
 [31]  0.25992394  1.59252019  0.99861385  0.64591780 -0.54128764 -0.56146753
 [37] -0.35027071 -1.89547732  0.84378098  1.00683056 -1.14070976 -0.32573578
 [43] -2.62884689 -0.98990234 -0.29308431 -2.03561391 -0.12151409  2.07893178
 [49]  0.98589581 -0.92185410 -0.83868167  1.05069776  0.61950843 -0.88556421
 [55] -0.77976885 -0.80138089  1.02087947  0.26901462  0.71376305 -0.52125521
 [61]  0.24528538 -0.34020319 -0.73304887  0.52234095  1.98860655 -0.46223115
 [67] -0.38310255 -0.58917096 -1.41473660 -0.99914460  1.03711739 -1.08116203
 [73] -0.03237399  2.45074588  0.54232593 -0.54537250 -1.20602105 -0.91262381
 [79] -0.37234788 -1.03152787  0.59287329  0.36196472  0.92076813  0.19426972
 [85]  0.76276010 -0.12562950  0.38117487  0.18388284  0.65703555 -0.02517859
 [91]  0.85507302  0.77208822 -1.20052388  0.19757689  0.79248995  0.23005188
 [97]  0.63120555  0.69208605  1.10679709  0.22788969
> 
> colMeans(tmp2)
[1] 0.0545066
> colSums(tmp2)
[1] 5.45066
> colVars(tmp2)
[1] 0.9057385
> colSd(tmp2)
[1] 0.951703
> colMax(tmp2)
[1] 2.450746
> colMin(tmp2)
[1] -2.628847
> colMedians(tmp2)
[1] 0.1890763
> colRanges(tmp2)
          [,1]
[1,] -2.628847
[2,]  2.450746
> 
> 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] -2.8844406 -0.8456947 -1.9021585  0.3056317  5.6549446  6.3167619
 [7] -3.9820697  1.1866646 -1.4572010 -3.8540039
> colApply(tmp,quantile)[,1]
           [,1]
[1,] -1.0839559
[2,] -0.6536147
[3,] -0.2710993
[4,]  0.1087620
[5,]  0.5298807
> 
> rowApply(tmp,sum)
 [1]  1.7952093  4.0063936  2.2722304 -0.7470687 -1.1591492 -5.9234615
 [7]  1.3663016  2.2937656 -0.5612980 -4.8044889
> rowApply(tmp,rank)[1:10,]
      [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10]
 [1,]    8    2    6    5    7    5    2    5    7     5
 [2,]    6    5    2    2    8    7    1    4    6     9
 [3,]    2    1    1    7    4   10    6   10    2     8
 [4,]    3    7    5    6    2    2    4    2    9    10
 [5,]    5    8    9   10   10    8   10    3    8     3
 [6,]   10    4    8    4    9    9    8    9   10     4
 [7,]    4   10    7    1    1    6    5    1    3     7
 [8,]    9    9    4    8    5    4    7    8    5     2
 [9,]    1    6   10    9    6    1    3    7    4     6
[10,]    7    3    3    3    3    3    9    6    1     1
> 
> tmp <- createBufferedMatrix(5,20)
> 
> tmp[1:5,1:20] <- rnorm(100)
> colApply(tmp,sum)
 [1]  1.2973624 -3.1173820 -3.0978362  0.2217606 -2.5351614  1.7937448
 [7] -2.3752753 -0.2743914 -0.1124285  3.0166169 -1.1845555  0.8495029
[13]  0.9613520  3.0487436 -0.8152697  3.0946203  1.5247409 -0.5431286
[19]  5.1180826 -1.8840278
> colApply(tmp,quantile)[,1]
           [,1]
[1,] -0.7417061
[2,] -0.1840886
[3,]  0.2578756
[4,]  0.8335476
[5,]  1.1317339
> 
> rowApply(tmp,sum)
[1] -6.239929  1.512648  3.372475  2.332474  4.009403
> rowApply(tmp,rank)[1:5,]
     [,1] [,2] [,3] [,4] [,5]
[1,]   19    6    8   13   16
[2,]   13    3   12    1    2
[3,]    2   11   16    3    1
[4,]   11   10   14    8    4
[5,]    6    9    7    4    5
> 
> 
> as.matrix(tmp)
           [,1]         [,2]       [,3]        [,4]       [,5]       [,6]
[1,]  1.1317339  0.008509863 -1.5142964 -0.31569238 -1.1285381 -1.1443125
[2,] -0.7417061 -0.875110300  0.0574558  0.02352582 -0.4071929  0.4993727
[3,] -0.1840886  0.538956037  0.8953875  0.72198990 -0.2768628  0.3813488
[4,]  0.2578756 -1.253196678 -0.8601230 -0.01070279 -0.6021839  0.3907332
[5,]  0.8335476 -1.536540940 -1.6762601 -0.19735992 -0.1203837  1.6666025
            [,7]        [,8]        [,9]      [,10]        [,11]        [,12]
[1,] -0.80250439 -2.23281786 -0.61916928  0.5247146 -1.499928792 -0.584555278
[2,]  0.42842919  0.14428780  0.64059202 -0.4147229 -1.511530025  2.875491401
[3,] -0.86042553  0.86677688 -1.16803524  1.1214370  0.063150893 -0.835985542
[4,] -1.12269186  0.98731604  1.10780049  1.2723156  0.008033361  0.009101601
[5,] -0.01808275 -0.03995422 -0.07361653  0.5128726  1.755719093 -0.614549330
           [,13]       [,14]       [,15]        [,16]       [,17]       [,18]
[1,]  0.82202863  0.05225469 -1.21255917 -0.001085376  0.86576381  0.71770112
[2,] -0.51280732 -0.79649446  0.21621889  0.978099955  1.80478386 -0.86095350
[3,]  1.19378567  2.30988046  0.19886753  0.673451232 -0.79310838 -0.35895291
[4,] -0.55176537  1.33054581 -0.08888584  0.216954129 -0.37100629  0.07743812
[5,]  0.01011043  0.15255706  0.07108892  1.227200312  0.01830792 -0.11836145
         [,19]      [,20]
[1,] 1.2617569 -0.5689334
[2,] 0.9328520 -0.9679435
[3,] 0.9223296 -2.0374278
[4,] 0.4691928  1.0657227
[5,] 1.5319513  0.6245541
> 
> 
> is.BufferedMatrix(tmp)
[1] TRUE
> 
> as.BufferedMatrix(as.matrix(tmp))
BufferedMatrix object
Matrix size:  5 20 
Buffer size:  1 1 
Directory:    /home/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:    /home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  653  bytes.
Disk usage :  200  bytes.
> subBufferedMatrix(tmp,,5:8)
BufferedMatrix object
Matrix size:  5 4 
Buffer size:  1 1 
Directory:    /home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests 
Prefix:       BM 
Mode: Col mode
Read Only: FALSE
Memory usage :  566  bytes.
Disk usage :  160  bytes.
> subBufferedMatrix(tmp,1:3,)
BufferedMatrix object
Matrix size:  3 20 
Buffer size:  1 1 
Directory:    /home/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     col8
row1 0.90836 0.4805287 1.089468 -0.8206705 0.6603712 1.446223 1.197822 1.318494
          col9     col10       col11   col12     col13     col14     col15
row1 -2.518097 0.4357921 -0.06333467 1.50443 -1.259658 0.6767999 0.2447883
         col16      col17       col18     col19     col20
row1 0.3644374 -0.4537222 -0.03128267 0.5675473 0.4997151
> tmp[,"col10"]
          col10
row1  0.4357921
row2  0.2046155
row3 -0.8656146
row4 -0.4282036
row5 -1.1100428
> tmp[c("row1","row5"),]
           col1      col2      col3       col4      col5      col6      col7
row1  0.9083600 0.4805287 1.0894678 -0.8206705 0.6603712  1.446223  1.197822
row5 -0.9874487 1.3160399 0.8757428 -0.5743583 0.5092327 -1.035162 -1.069730
         col8      col9      col10       col11    col12      col13     col14
row1 1.318494 -2.518097  0.4357921 -0.06333467  1.50443 -1.2596577 0.6767999
row5 1.550262 -1.753412 -1.1100428  1.37638833 -1.52709  0.3968359 0.6384286
         col15      col16      col17       col18      col19      col20
row1 0.2447883  0.3644374 -0.4537222 -0.03128267  0.5675473  0.4997151
row5 0.4768224 -0.2501678 -0.5736002  1.18489432 -0.3293209 -0.7084536
> tmp[,c("col6","col20")]
           col6      col20
row1  1.4462225  0.4997151
row2 -0.5606914  0.3210362
row3  2.1654190  0.7571573
row4 -1.1601477  0.1364549
row5 -1.0351618 -0.7084536
> tmp[c("row1","row5"),c("col6","col20")]
          col6      col20
row1  1.446223  0.4997151
row5 -1.035162 -0.7084536
> 
> 
> 
> 
> tmp["row1",] <- rnorm(20,mean=10)
> tmp[,"col10"] <- rnorm(5,mean=30)
> tmp[c("row1","row5"),] <- rnorm(40,mean=50)
> tmp[,c("col6","col20")] <- rnorm(10,mean=75)
> tmp[c("row1","row5"),c("col6","col20")]  <- rnorm(4,mean=105)
> 
> tmp["row1",]
         col1     col2     col3     col4     col5     col6    col7     col8
row1 50.28017 51.29278 48.51716 49.22237 50.59052 104.4738 50.5349 50.28139
         col9    col10    col11    col12    col13    col14    col15    col16
row1 49.54978 49.89566 48.66884 48.54787 50.87467 48.51434 50.28223 50.32392
       col17    col18    col19    col20
row1 48.9197 50.78756 50.22191 104.7159
> tmp[,"col10"]
        col10
row1 49.89566
row2 31.53486
row3 31.36165
row4 28.62766
row5 50.64159
> tmp[c("row1","row5"),]
         col1     col2     col3     col4     col5     col6     col7     col8
row1 50.28017 51.29278 48.51716 49.22237 50.59052 104.4738 50.53490 50.28139
row5 51.78168 51.91721 50.18033 51.25153 50.92810 105.9139 50.04544 49.35548
         col9    col10    col11    col12    col13    col14    col15    col16
row1 49.54978 49.89566 48.66884 48.54787 50.87467 48.51434 50.28223 50.32392
row5 50.09747 50.64159 49.50065 48.65422 49.51784 48.64660 49.73112 51.00735
        col17    col18    col19    col20
row1 48.91970 50.78756 50.22191 104.7159
row5 50.17497 50.31772 47.35017 104.9664
> tmp[,c("col6","col20")]
          col6     col20
row1 104.47382 104.71587
row2  74.79614  75.11114
row3  74.62916  75.67456
row4  74.01331  74.59725
row5 105.91392 104.96640
> tmp[c("row1","row5"),c("col6","col20")]
         col6    col20
row1 104.4738 104.7159
row5 105.9139 104.9664
> 
> 
> subBufferedMatrix(tmp,c("row1","row5"),c("col6","col20"))[1:2,1:2]
         col6    col20
row1 104.4738 104.7159
row5 105.9139 104.9664
> 
> 
> 
> 
> 
> tmp <- createBufferedMatrix(5,20)
> tmp[1:5,1:20] <- rnorm(100)
> colnames(tmp) <- colnames(tmp,do.NULL=FALSE)
> 
> tmp[,"col13"]
           col13
[1,] -0.96692874
[2,] -2.05274717
[3,] -0.31227273
[4,]  0.08548368
[5,]  0.02636244
> tmp[,c("col17","col7")]
           col17         col7
[1,] -0.01690773 -1.577290928
[2,] -1.56740856 -2.685894177
[3,] -1.05661897 -0.910365901
[4,] -1.08848257  0.005121809
[5,]  0.04477250 -0.022710111
> 
> subBufferedMatrix(tmp,,c("col6","col20"))[,1:2]
           col6      col20
[1,]  0.4757365  0.1991025
[2,] -1.2315448 -0.2836971
[3,]  2.4746108 -1.2047180
[4,]  1.0012745  2.0418271
[5,]  0.6764726 -0.1285209
> subBufferedMatrix(tmp,1,c("col6"))[,1]
          col1
[1,] 0.4757365
> subBufferedMatrix(tmp,1:2,c("col6"))[,1]
           col6
[1,]  0.4757365
[2,] -1.2315448
> 
> 
> 
> 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 -1.14103 0.3827107  0.6940379 0.3878748  0.2357125 -0.5224310  1.2080747
row1  1.16348 0.9102284 -0.4773520 0.1672859 -0.3532162 -0.2058492 -0.3903538
          [,8]       [,9]      [,10]      [,11]      [,12]      [,13]
row3 0.2628714  0.4761302 -0.3215964 -1.4246659 -0.6560889 -0.9149310
row1 0.1179462 -0.1580876 -1.3758603  0.5758106  1.3363725 -0.2251616
          [,14]      [,15]     [,16]       [,17]      [,18]      [,19]
row3 -0.6465203 1.22057412 -1.523256  0.21982601 -1.4605292 -0.9580394
row1  0.3602489 0.08840676  1.894028 -0.06249962  0.1198706  1.2722010
          [,20]
row3 -1.5672453
row1 -0.5172935
> subBufferedMatrix(tmp,c("row2"),1:10)[,1:10]
          [,1]       [,2]      [,3]      [,4]      [,5]      [,6]       [,7]
row2 0.6788246 0.04458659 -1.156583 0.5749598 0.3222655 -1.118326 -0.1513879
         [,8]     [,9]     [,10]
row2 0.671385 2.057508 0.7212063
> subBufferedMatrix(tmp,c("row5"),1:20)[,1:20]
          [,1]      [,2]      [,3]     [,4]       [,5]       [,6]       [,7]
row5 -1.045515 -1.273272 0.9969807 0.384857 -0.4811007 -0.3060732 -0.5574921
           [,8]       [,9]      [,10]    [,11]       [,12]     [,13]     [,14]
row5 0.04550327 -0.8553921 0.02697145 1.493742 -0.02766775 -1.201781 0.8264795
           [,15]      [,16]    [,17]      [,18]     [,19]     [,20]
row5 -0.05542502 -0.6436723 1.166426 -0.6765382 -1.350725 0.4949518
> 
> 
> 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: 0x5e9243afef40>
> is.ReadOnlyMode(tmp)
[1] TRUE
> 
> filenames(tmp)
 [1] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c54e8bdba0" 
 [2] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c546f689886"
 [3] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c5479d5e9aa"
 [4] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c5418de162e"
 [5] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c54be4686b" 
 [6] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c54712c505" 
 [7] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c543bd0e315"
 [8] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c545c1a609b"
 [9] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c5435fa2225"
[10] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c5425d28909"
[11] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c543c354d84"
[12] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c545b219745"
[13] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c5459f1e709"
[14] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c545da7643d"
[15] "/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests/BM2c8c545d126563"
> 
> 
> ### 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: 0x5e92454b89f0>
> MoveStorageDirectory(tmp,getwd(),full.path=TRUE)
<pointer: 0x5e92454b89f0>
Warning message:
In dir.create(new.directory) :
  '/home/biocbuild/bbs-3.23-bioc/meat/BufferedMatrix.Rcheck/tests' already exists
> 
> 
> RowMode(tmp)
<pointer: 0x5e92454b89f0>
> rowMedians(tmp)
  [1]  0.1831185436  0.0454277437  0.0021669834  0.2077279406 -0.4031600922
  [6]  0.0455401186 -0.4086680373 -0.0383408646 -0.1586607078 -0.2479828602
 [11] -0.0133202835  0.0403251309  0.1213625691 -0.3829221093 -0.4457549459
 [16] -0.3198144914 -0.2362623201  0.2415221519 -0.5056416078  0.1719925952
 [21]  0.1625436096 -0.2096736489 -0.2360956884 -0.1504563547  0.0652953123
 [26]  0.0725854425  0.6851868964 -0.1593001786 -0.2990971241  0.3335025119
 [31] -0.4007116951  0.2120359437  0.5985681277 -0.2710451040  0.0202241506
 [36] -0.3148114798 -0.0335953932  0.1098791655  0.4968652680  0.5081350734
 [41]  0.0208266445  0.1262880704 -0.5191502884 -0.4188351570 -0.6085739188
 [46] -0.1783356718  0.4396456257 -0.2877156164  0.0224060283 -0.1804267514
 [51] -0.6558156599 -0.1472104335  0.1916078788  0.1389987340  0.5256356546
 [56] -0.1346672137 -0.0849139840 -0.0691577929  0.4049689200  0.2733550196
 [61]  0.3801969700  0.0202032761 -0.4630284942  0.7537054727 -0.2797416447
 [66]  0.3998324260 -0.0975210373  0.2010170386 -0.2073985456  0.0794148093
 [71]  0.0590302430 -0.5609461519  0.6347876165 -0.1219682614 -0.1682025099
 [76] -0.0794414193 -0.1213870893  0.2538466387  0.0778761939 -0.0717448965
 [81]  0.0462335123 -0.1234063430 -0.1258106715 -0.1685312124  0.3380852234
 [86] -0.1915809527  0.1826149129 -0.1193256776  0.2159056696  0.1726655909
 [91]  0.0216286261 -0.2233531520 -0.0432773747  0.1892693683 -0.2011615981
 [96] -0.2920751998  0.1667133345  0.1895490660  1.0880754438 -0.0439645985
[101] -0.0589009513  0.1358763790  0.2995994234  0.3475157211 -0.6530506683
[106]  0.5169912021 -0.0409667409  0.0188169589 -0.3581701046 -0.5418276953
[111]  0.3753359102 -0.0116167734  0.0428070293  0.3380346021 -0.4802596133
[116]  0.0357778441 -0.2418390840 -0.2727554099 -0.2892895865  0.3651671265
[121] -0.1663831212  0.4304453091 -0.2253811888 -0.5594327185  0.0633990276
[126]  0.6083956312 -0.2234767337  0.1710624078 -0.3638422390 -0.3632956476
[131]  0.0718536286  0.1521122009 -0.3495761919  0.2779537275  0.2846853354
[136] -0.1651981499  0.2324913367  0.2971006273  0.4065635458 -0.7365577066
[141] -0.7844818549  0.1046224712  0.0108807055 -0.1376205444  0.2330045515
[146] -0.4402454202  0.1842107340  0.0412915739 -0.1077774482 -0.0495569054
[151]  0.0319937651 -1.1414736042 -0.2568596785 -0.3085380081  0.1558107608
[156]  0.1660776229 -0.0675401390 -0.0588494600 -0.2557938502 -0.4982280471
[161] -1.0234645865  0.1981652072  0.4131590333 -0.4379706977 -0.0236858951
[166] -0.3615049607  0.0154330862 -0.1224907658 -0.2675283136  0.2306741468
[171] -0.3727262571  0.5192572306  0.2051121432  0.3381539658  0.2833335295
[176]  0.2769726886  0.0166839955 -0.0233414283 -0.2536868990 -0.1342115590
[181]  0.4248343865  0.2690405454  0.1860095603 -0.0648137190  0.0650996202
[186]  0.0002876606  0.2536195558  0.1768785715  0.3296054775 -0.2216725700
[191]  0.1388403116  0.6349862656 -0.1802877745  0.1325716773  0.3690206378
[196] -0.1712672577 -0.1156962108  0.0346275344  0.1741498665  0.1797105911
[201]  0.0473302583 -0.4345896352  0.2918318239 -0.1630164904  0.3126441213
[206]  0.7325021618 -0.2138797100  0.3579429768  0.1467905959  0.0550450607
[211]  0.0057044592 -0.3366266050 -0.7664887084 -0.2342449618 -0.6020540007
[216]  0.0547007385  0.2757100173  0.1251127205 -0.1517631014  0.0099934587
[221] -0.0579528285 -0.0683719887 -0.0251659354  0.2697150299 -0.0225690503
[226] -0.0973303358  0.2376979029  0.3941270850 -0.2750303091  0.1840326457
> 
> proc.time()
   user  system elapsed 
  1.297   1.467   2.753 

BufferedMatrix.Rcheck/tests/rawCalltesting.Rout


R Under development (unstable) (2026-03-05 r89546) -- "Unsuffered Consequences"
Copyright (C) 2026 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu

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: 0x6339577fcff0>
> .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: 0x6339577fcff0>
> .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: 0x6339577fcff0>
> .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: 0x6339577fcff0>
> 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: 0x6339574a8710>
> .Call("R_bm_AddColumn",P)
<pointer: 0x6339574a8710>
> .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: 0x6339574a8710>
> .Call("R_bm_AddColumn",P)
<pointer: 0x6339574a8710>
> .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: 0x6339574a8710>
> 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: 0x63395780c3f0>
> .Call("R_bm_AddColumn",P)
<pointer: 0x63395780c3f0>
> .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: 0x63395780c3f0>
> 
> .Call("R_bm_ResizeBuffer",P,5,5)
<pointer: 0x63395780c3f0>
> .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: 0x63395780c3f0>
> 
> .Call("R_bm_RowMode",P)
<pointer: 0x63395780c3f0>
> .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: 0x63395780c3f0>
> 
> .Call("R_bm_ColMode",P)
<pointer: 0x63395780c3f0>
> .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: 0x63395780c3f0>
> 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: 0x633956f438c0>
> .Call("R_bm_SetPrefix",P,"BufferedMatrixFile")
<pointer: 0x633956f438c0>
> .Call("R_bm_AddColumn",P)
<pointer: 0x633956f438c0>
> .Call("R_bm_AddColumn",P)
<pointer: 0x633956f438c0>
> dir(pattern="BufferedMatrixFile")
[1] "BufferedMatrixFile2c8d5f4c9880b3" "BufferedMatrixFile2c8d5f5ea49803"
> rm(P)
> dir(pattern="BufferedMatrixFile")
[1] "BufferedMatrixFile2c8d5f4c9880b3" "BufferedMatrixFile2c8d5f5ea49803"
> 
> 
> P <- .Call("R_bm_Create",prefix,directory,1,1)
> .Call("R_bm_setRows",P,10)
[1] TRUE
> .Call("R_bm_AddColumn",P)
<pointer: 0x633956c6fe30>
> .Call("R_bm_AddColumn",P)
<pointer: 0x633956c6fe30>
> .Call("R_bm_ReadOnlyModeToggle",P)
<pointer: 0x633956c6fe30>
> .Call("R_bm_isReadOnlyMode",P)
[1] TRUE
> .Call("R_bm_ReadOnlyModeToggle",P)
<pointer: 0x633956c6fe30>
> .Call("R_bm_isReadOnlyMode",P)
[1] FALSE
> .Call("R_bm_isRowMode",P)
[1] FALSE
> .Call("R_bm_RowMode",P)
<pointer: 0x633956c6fe30>
> .Call("R_bm_isRowMode",P)
[1] TRUE
> .Call("R_bm_ColMode",P)
<pointer: 0x633956c6fe30>
> .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: 0x633957dcb790>
> .Call("R_bm_AddColumn",P)
<pointer: 0x633957dcb790>
> 
> .Call("R_bm_getSize",P)
[1] 10  2
> .Call("R_bm_getBufferSize",P)
[1] 1 1
> .Call("R_bm_ResizeBuffer",P,5,5)
<pointer: 0x633957dcb790>
> 
> .Call("R_bm_getBufferSize",P)
[1] 5 5
> .Call("R_bm_ResizeBuffer",P,-1,5)
<pointer: 0x633957dcb790>
> 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: 0x6339571b6860>
> .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: 0x6339571b6860>
> rm(P)
> 
> proc.time()
   user  system elapsed 
  0.227   0.066   0.282 

BufferedMatrix.Rcheck/tests/Rcodetesting.Rout


R Under development (unstable) (2026-03-05 r89546) -- "Unsuffered Consequences"
Copyright (C) 2026 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu

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 
  0.240   0.050   0.275 

Example timings