Nov 24
ls -l /var/lib/rpm rm -f /var/lib/rpm/__db* rpm -vv –rebuilddb rm /var/run/yum.pid yum yum clean all OPTIONAL: yum update
Sep 16
LINUX PowerShell alias alias alias cmd=’new alias’ Set-Alias ‘new alias’ cmd cat a >> b cat a |sc b clear …
Jul 26
Print the number of bytes of storage capacity the current directory recursively uses:
ls -lR $1 | grep -v ^d | awk ‘{total+=$5;} END {print total;}’
Oct 21
Turn off color in vi
:syntax off
Line count output (rate) per 1 second (e.g. to determine # of apache web requests at 1 second intervals)
tail -f access.log|perl -e ‘while (<>) {$l++;if (time > $e) {$e=time;print “$l\n”;$l=0}}’
Feb 17
Amazon’s Elastic Cloud Computing (EC2) services are the next major technology wave invigorating and re-inventing American businesses big and small, and for good reason. Learn more about the rationale for picking AWS, implementing Chef Server, and why account creation and management by TLC can be the easiest and quickest way to get started in the Cloud.
