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17%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
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2010
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Issue 1: System...
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141.20.108.124 07 active_checks_enabled 1
08
passive_checks_enabled 0 09 max_check_attempts 3 10 check_command check-host-alive 11
16%
The logging module in Python
30.11.2025
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2012
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Issue 08: FreeNAS
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logging.basicConfig() 04 05 mylog = logging.getLogger("mylogger") 06 mainlog = logging.getLogger("mylogger.main") 07 mainlog.setLevel(logging.DEBUG)
08
09 mainlog.debug('only for troubleshooting') 10
16%
Static code analysis finds avoidable errors
06.10.2019
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2019
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Issue 53: Secur...
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illustrates the differences. Listing 1 Two Ways to Indent Code 01 if (x == y) then 02 { 03 do something; 04 } 05 06 while ( x < y) { 07 x = x+1;
08
} The indentation depth
16%
What's your status (page)?
28.11.2023
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2023
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Issue 78: Domai...
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16 services.yml 01 x-tcpservice: &tcpservice 02 type: tcp 03 check_interval: 60 04 timeout:
15
05 allow_notifications: true 06 notify_after: 0 07 notify_all_changes: true
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16%
Interprocess communication essentials in Perl
05.12.2019
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2019
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Issue 54: NVMe...
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Child Read and Write 01 Use IO::Handle; 02 03 pipe(READHANDLE, WRITEHANDLE); 04 05 WRITEHANDLE->autoflush(1); 06 READHANDLE->autoflush(1); 07
08
if ($processed = fork) { 09 close(READHANDLE); 10
16%
Archiving email and documents for small businesses
30.11.2025
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2012
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Issue 08: FreeNAS
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to storage
08
mv archiv/cur/$i storage 09 10 # Create storage directory for email 11 mkdir storage/$pref.$i 12 13 # Extract attachments from mail 14 ripmime -i storage/$i -d storage/$pref.$i
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16%
Nagios alerts implemented via VoIP
14.03.2013
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2013
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Issue 13: IPv6...
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=/opt/pjsua.conf 06 SOUNDFILE=/tmp/alert.wav 07 TEXT2WAVE=/usr/bin/text2wave
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DURATION=20 09 NUMBER=01234567890 10 MESSAGE="Monitoring Alert" 11 12 # Setting a lock file 13 # We can't make more than one call 14
16%
RESTful APIs in practice
09.10.2017
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Issue 41: Kuber...
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RIP_cjLiRiSyQXyt2kM1eXU2XLFZQ0Hro
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HikJQT_eNeT_9XQ") 04 05 # output of the account number and balance 06 session.accounts.each do |account| 07 print "ID: #{account.account_id}"
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print " | ANR: #{account
16%
Programming with OpenMP
07.11.2011
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#include
03 #endif 04 #include
05 int main() { 06 double a[1000000]; 07 int i;
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#pragma omp parallel for 09 for (i=0; i<1000000; i++) a[i]=i; 10 double sum = 0; 11
16%
VMware Server 2.0 on recent Linux distributions
30.11.2025
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2011
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Issue 3: Are yo...
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revealed the issue – the vmware-hostd process had crashed with a segmentation fault (Listing 1). Listing 1 Segmentation Fault in vmware-hostd 01 Dec 6 13:30:
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virtual kernel: [ 175
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