Admins eHow SysAdmin Tips & Tricks

September 1, 2014

Filter out comments and empty lines from config files

Filed under: Bash,linux — Tags: , , , , , — admin @ 12:38 pm
egrep -v "^[[:blank:]]*(#|$)" filename

December 16, 2011

Linux Delete Empty Directories (Folders)

Filed under: CentOS,Debian,General,linux — Tags: , , , , , , — admin @ 6:01 am

As simple as one single command :

find -type d -empty -delete

June 22, 2009

Remove comments and empty lines on linux using sed command

Filed under: CentOS,Debian,General — Tags: , , , , — admin @ 10:24 am
sed -e 's/#.*//' -e 's/[ ^I]*$//' -e '/^$/ d' filename

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