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10%
Boost performance of your Python programs
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Eric Isselée, 123RF
(number, label): 07 for i in xrange(number): 08 print ' ' + str(i) + ' ' + label 09 sleep((number - 15)/10.0) 10 11 if '__main__' == __name__: 12 13 p1 = Process(target = count, args = (20
10%
Citrix Provisioning Services reviewed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© henrischmit, 123RF
the matching vDisk. This allows for dynamic load balancing and for more efficient use of the available hardware. Infos Citrix Provisioning Services: http://support.citrix.com/product/provsvr/psv5.0/ ... If you manage many identical computers on a server farm, you don't want to patch every single machine separately just to install a security update. Citrix Provisioning Services 5.0 offers
10%
Build a honeypot with real-world alerts
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © Bruce Rolff, 123RF.com
. The takeaway is the -j LOG option (line 12), which logs port scanning behavior to a logfile with the iptables: prefix. Listing 1 iptable Rules 01 *filter 02 *filter 03 :INPUT ACCEPT [0:0] 04
10%
Parallel Programming with OpenCL
04.11.2011
Home »  HPC  »  Articles  » 
 convolutionSum = 0.0f; 05  06     // Iterate over convolution kernel 07     for(size_t ky = 0; ky < kernel.height; ++ky) 08     { 09       for(size_t kx = 0; kx < kernel.width; ++kx) 10  11       { 12
10%
An IT nomad's diary
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Jasmin Merdan, 123RF.com
is MySQL or SQLite. 128MB disk space and 256MB RAM are the available hardware resources in a shared-hosting environment. If you need more, you have to upgrade to the Flex level, which means having
10%
Secure cloud-native services with Prisma Cloud Compute
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © alexmillos, 123RF.com
754 pages of about 63MB) with details on where to find the latest release. In my case, this was version 19.11.480. The docs are also now public, which is more convenient (an access token attached
10%
Lmod – Alternative Environment Modules
30.01.2013
Home »  HPC  »  Articles  » 
, for a library that uses a specific compiler and MPI library, you would end up with a module names like atlas-3.10.0-opempi-1.6.2-open64-5.0 . The name is useful because it tells the user the library version
10%
Planning Performance Without Running Binaries
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © Lucy Baldwin, 123RF.com
), which is derived by observing that you can use as many CPUs as you want to drive 95 percent of the problem asymptotically to zero time (p =0.95), and you will be left with that one minute (1 – p =0
10%
Monitoring daemons with shell tools
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Shariff Che'Lah, 123RF.com
check) or as RC scripts. Listing 2 CUPS Monitoring 01 #! /bin/sh 02 03 while true 04 do 05 06 lpq -Plp | grep -q "lp is ready" 07 08 if [ $? -gt 0 ] 09 then 10 cupsenable lp 11 fi 12
10%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
\ 02 --hostname=foo.bar.de --mac- address=00:40:26:CA:10:DD \ 03 --kopts="stage=test app=www" --ksmeta="stage=test app=www" 04 # cobbler system edit --name=foo --interface=eth0 --mac=00:40:26:CA

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