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12.09.2013

Home » Archive » 2013 » Issue 16: Docker »

=$dbh->prepare('select burncpu(?)'); 12 $sth->execute((($ENV{QUERY_STRING}+0) || .5).'s'); 13 14 while( my $row=$sth->fetchrow_arrayref ) { 15 print "@$row\n"; 16 } Workaround The script is simple, but the attentive

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Visualizing time series data

21.08.2014

Home » Archive » 2014 » Issue 22: OpenS... »

} 'a'..'c'; 12 13 $s .= $one; 14 $s .= $two; 15 $s .= $three; 16 17 my $temp; 18 for (my $i=0; $i<12288; $i++) { 19 $temp=substr($s,length($s)-1,1); 20 $s=$temp.$s; 21 $s = substr($s,0

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Using a Bash script to mirror external monitors

10.06.2015

Home » Archive » 2015 » Issue 27: Fault... »

11 echo "Difference:" 12 diff -u --label EXPECTED_RESULT --label ACTUAL_RESULT -- \ $script_output - <<<"$res" 13 return 1 14 fi 15 } 16 17 failed=0 18 19

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The System Security Services Daemon

30.11.2025

Home » Archive » 2012 » Issue 09: Windo... »

Container 04 ou: SUDOers 05 06 dn: cn=goodboys_rule,ou=SUDOers,dc=tuxgeek,dc=de 07 objectClass: top 08 objectClass: sudoRole 09 cn: goodboys_rule 10 sudoUser: %goodboys 11 sudoHost: ALL 12 sudoCommand: /usr

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Accelerate web applications with Varnish Cache

07.06.2019

Home » Archive » 2019 » Issue 51: Self-... »

Lead Image © Aleksandr Frolov, 123RF.com

= 50ms; 07 .interval = 3s; 08 .window = 10; 09 .threshold = 8; 10 } 11 } 12 13 set beresp.grace = 12h; Changes on the Fly The reverse proxy not only delivers web pages

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The logging module in Python

30.11.2025

Home » Archive » 2012 » Issue 08: FreeNAS »

mainlog.info('an informative message') 11 mainlog.warning('a warning') 12 13 mylog.debug('no message from My-Module') 14 mylog.setLevel(logging.DEBUG) 15 mylog.debug('another message from My

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Detecting malware with Yara

09.10.2017

Home » Archive » 2017 » Issue 41: Kuber... »

Lead Image © Mohamad Razi Bin Husin, 123RF.com

= "A pdf file that contains a bad link" 10 11 strings: 12 $pdf_magic = {68 47 77 22} 13 $s_anchor_tag = "0 and (#s

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Resource Management with Slurm

05.11.2018

Home » HPC » Articles »

# for your environment. 05 # 06 # 07 # slurm.conf file generated by configurator.html. 08 # 09 # See the slurm.conf man page for more information. 10 # 11 ClusterName=compute-cluster 12 Control

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Resource Management with Slurm

13.12.2018

Home » Archive » 2018 » Issue 48: Secur... »

Lead Image © Vladislav Kochelaevs, fotolia.com

.conf file generated by configurator.html. 08 # 09 # See the slurm.conf man page for more information. 10 # 11 ClusterName=compute-cluster 12 ControlMachine=slurm-ctrl 13 # 14 SlurmUser=slurm 15 Slurmctld

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VAX emulation with OpenVMS

18.07.2013

Home » Archive » 2013 » Issue 15: What’... »

rq2 ra92 08 set rq3 cdrom 09 10 attach rq0 d0.dsk 11 attach rq1 d1.dsk 12 attach rq2 d2.dsk 13 14 attach -r rq3 cdrom.iso 15 16 set rl disable 17 set ts disable 18 19 set xq mac=08-00-2B-AA-BB-CC 20

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