caot

Configuring the R BatchJobs package for Torque batch queues
    https://www.r-bloggers.com/configuring-the-r-batchjobs-package-for-torque-batch-queues/

Rstudio server: start R sessions as a job on cluster ?
    Unfortunately, we don't currently have a feature that does this
    
stackoverflow mentioned the following on how to run Rstudio on a computation node of a remote linux cluster
    http://stackoverflow.com/questions/23639125/how-to-run-rstudio-on-a-computation-node-of-a-remote-linux-cluster
    
    What is often done is use Rstudio for development and then wrap everything in a self-contained R script to submit to the cluster with something like

caot

/*
example_chbmv.c is from http://clmathlibraries.github.io/clBLAS/example_chbmv_8c-example.html

$ gcc -Wall -I/share/apps/clblas-2.10/include -L/share/apps/clblas-2.10/lib64 -o example_chbmv example_chbmv.c -lclBLAS
$ ./example_chbmv
Result:
(     1.00, 0.00     )
(     2.00, 0.00     )
(     3.00, 0.00     )
(     4.00, 0.00     )

caot

/*
example_chemm.cpp is from http://clmathlibraries.github.io/clBLAS/example_chemm_8cpp-example.html

$ gcc -Wall -I/share/apps/clblas-2.10/include -I/share/apps/cuda-7.5/include -L/share/apps/clblas-2.10/lib64 -o example_chemm example_chemm.cpp -lclBLAS
$ ./example_chemm
Result:
< 41430.00, 46230.00 > <-39740.00, 87400.00 > < 48960.00, 48400.00 >
< 41360.00, 54760.00 > <-48340.00, 90520.00 > < 32620.00, 53220.00 >
< 28830.00, 79370.00 > <-67980.00, 77040.00 > < 13400.00, 81160.00 >
<-24980.00, 90100.00 > <-114700.00, -43780.00> <-67560.00, 93200.00 >

caot

/*
sgemm.c is from https://github.com/CNugteren/CLBlast/issues/51

$ g++ -std=c++11 sgemm.c -fdiagnostics-color=always -I/share/apps/clblast-0.6.0/include -I/share/apps/cuda-7.5/include -L/share/apps/clblast-0.6.0/lib -lOpenCL -lclblast -o sgemm
$ ./sgemm
1 2
3 4
5 6
1 2 3
4 5 6

caot

/*
sgemm.cpp is from https://github.com/CNugteren/CLBlast/blob/master/samples/sgemm.cpp

$ g++ -std=c++11 sgemm.cpp -fdiagnostics-color=always -I/share/apps/clblast-0.6.0/include -I/share/apps/cuda-7.5/include -I/share/apps/cuda-7.5/include/CL -L/share/apps/clblast-0.6.0/lib -lOpenCL -lclblast -o sgemm
$ ./sgemm
Completed SGEMM in 30.277 ms with status 0
[tangc@compute-3-3 clBlast_examples]$
*/

// =================================================================================================

caot

/*
JOCLBlastSample.java is from https://forum.byte-welt.net/archive/index.php/t-18180.html

$ cat output
CL_DEVICE_NAME: Tesla K40m
A:
 11.0  12.0  13.0  14.0  15.0 
 21.0  22.0  23.0  24.0  25.0 
 31.0  32.0  33.0  34.0  35.0 
 41.0  42.0  43.0  44.0  45.0 

caot

    command = "ls /etc | grep release";
    String[] cmd = { "/bin/sh", "-c", command };
    ProcessBuilder pb = new ProcessBuilder(cmd);

    pb.redirectOutput(Redirect.INHERIT);
    pb.redirectError(Redirect.INHERIT);
    Process p = pb.start();

    p.waitFor();

caot

#!/bin/bash

# ref http://unix.stackexchange.com/questions/19008/automatically-run-commands-over-ssh-on-many-servers

echo $(date)
echo $@

tmp_dir_prefix=pssh-to-be-deleted-Cu8vihiWFhATbsGlSrUO
rm -r /tmp/${tmp_dir_prefix}.*

caot

NSMutableURLRequest *request = [[NSMutableURLRequest alloc] initWithURL:[NSURL URLWithString:@"REST URL PATH"]];
    
    NSData *imageData = UIImageJPEGRepresentation(image, 1.0);

    [request setCachePolicy:NSURLRequestReloadIgnoringLocalCacheData];
    [request setHTTPShouldHandleCookies:NO];
    [request setTimeoutInterval:60];
    [request setHTTPMethod:@"POST"];
    
    NSString *boundary = @"unique-consistent-string";

caot

/*
https://www.wiki.ed.ac.uk/display/ecdfwiki/cudaOpenMP.cu

module load cuda/7.5

nvcc -Xcompiler -fopenmp -lgomp -o cudaOpenMP.out cudaOpenMP.cu
./cudaOpenMP.out
*/

#include <omp.h>