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26%
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
26%
Server virtualization with VirtualBox
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Federico Caputo, 123RF.com
the virtual machine consoles in your browser with phpVirtualBox. Free or Not Free? Up to version 4.0 of VirtualBox, both a commercial and an open source edition (OSE) existed. The OSE often was available
26%
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
26%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
","stage","app","gateway","eth0-ip","eth0-mask","eth1-mac","eth1-ip","eth1-mask" ] 19 system_dict = {} 20 21 f = open(cblr_systems, "r") 22 for line in f: 23 if line.startswith("#"): 24 continue 25 system
26%
A standard cloud computing API
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
total = summary.values.inject(0) { |sum, i| sum += i } 12 puts "Found #{total} instances in the following states:" 13 summary.keys.sort.each do |s| 14 printf "%20s %d\n", s, summary[s] 15 end 16 puts
26%
Data acquisition with shell tools
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Dmitriy Syechin, 123RF
clear 03 while true 04 do 05 echo "New record" 06 maxrecord=`ls -1 *.dat | sort | tail -1 | cut -d. -f 1` 07 newrecord=$(echo $maxrecord + 1 | bc ) 08 width=`echo $newrecord | wc -c` 09 10 ... 11 12
26%
Shell scripts: Equal rights for Unix derivatives and Linux
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Mike Flippo, 123RF
OS*) 15 PING="ping" 16 PING2="" 17 ;; 18 esac 19 ... 20 21 for i in server1 server2 server3 workstation1 workstation2 22 do 23 $PING $i $PING2 > /dev/null 24 if [ "$?" != "0
26%
OpenVPN with e-tokens in large-scale environments
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© sTan, fotolia.com
/openvpn/keys/CA.crt 08 cert /etc/openvpn/keys/server.crt 09 key /etc/openvpn/keys/server.key 10 tls-auth /etc/openvpn/keys/tls-auth.key 11 12 server 192.168.1.0 255.255.255.0 13 14 keepalive 10 60 15 comp-lzo 16 17
26%
Using the Expect scripting environment
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Ivan Mikhaylov, 123RF.com
$spin 08 @$molecule.xyz 09 10 END 11 12 done 13 done The Gaussian 09 (g09) computational chemistry simulation package uses a small input that tells it what type of predictions are desired and which
25%
Container and hardware e-virtualization under one roof
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Maxim Kazmin, 123R
.6.24 and 2.6.32.2C (the latter with KVM_0.12.4 and gPXE) on its website; you can install the updates manually after installing Proxmox VE and performing a system upgrade: apt-get update apt-get upgrade apt

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