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9%
Julia: A new language for technical computing
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
.33 164.69 0.75 rand_mat_stat 3.37 39.34 11.64 54.54 22.07 8.12 rand_mat_mul 1.00 1.18 0.70 1.65 8
9%
StarCluster Toolkit: Virtualization Meets HPC
16.01.2013
Home »  HPC  »  Articles  » 
(nsamples): 12     x = random.random() 13     y = random.random() 14     if (x*x)+(y*y)<1: 15         inside += 1 16  17 mypi = (4.0 * inside)/nsamples 18 pi = comm.reduce(mypi, op=MPI.SUM, root=0) 19  20 if rank
9%
Using Libvirt with Python to manage virtual machines
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © fourseasons, 123RF.com
changes. On recent systems, you can use polkit to do this. As of version 0.112, you even have a separate engine, which you can feed with JavaScript-based rules. You can really do some interesting things
9%
The System Security Services Daemon
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Nikita Sobolkov, 123RF.com
they are allowed to make another login attempt. If this option is set to 0, login is simply impossible as long as the back-end server remains unavailable. A problem occurs with this approach if, say, the sudo rules
9%
Analyzing tricky database problems
14.03.2018
Home »  Archive  »  2018  »  Issue 44: Cloud...  » 
Photo by Quino Al on Unsplash
that can be reset. However, with MariaDB 10.0.12, the performance tables are deactivated by default. To activate them, the database admin adds the line performance_schema=on to the my.cnf file. Detailed
9%
Integrating OCS information into monitoring with OpenNMS
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Kheng Ho Toh, 123RF.com
and production. To show how monitoring profiles can be implemented for a specific server, the example distinguishes between mail, web, and database servers. It assumes that the stable version 1.12.3 of OpenNMS [6
9%
Tuning I/O Patterns in C
31.07.2013
Home »  HPC  »  Articles  » 
Code Example 1 #include 2 3 /* Our structure */ 4 struct rec 5 { 6 int x,y,z; 7 float value; 8 }; 9 10 int main() 11 { 12 int counter; 13 struct rec my
9%
Compiler Directives for Parallel Processing
12.08.2015
Home »  HPC  »  Articles  » 
ACC compilers became quickly available. Version 2.0 was finalized on June 2013, although a preview was posted on November 12, 2012. It added some new capabilities and expanded functionality that had been learned
9%
Haskell framework for the web
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Photo by Aidas Ciziunas, Unsplash.com
into the compiler (Haskell is type safe) makes attacks time-consuming or impossible, and SQL and JavaScript injections unlikely. Additionally, the Glasgow Haskell Compiler (GHC) [6], version 1.0 of which has existed
9%
Network Grep
26.11.2012
Home »  Articles  » 
 
then easily interchange the host element with net ; if you use the CIDR format, your command line might then look like this instead: # ngrep port 80 and src net 12.34.56.0/24 and dst net 98

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