Help in Emacs

I have never seen such an text editor, with so much documentation for almost everything available to it. Working on…

Udev!!!

I worked with it, read about it in so many forums and linux tech docs, never fully understood the potential…

show cpu usage in percentage

$ top -bn2|awk -F, ‘/Cpu/{if (NR>4){print 100-gensub(/.([^ ]+).*/,”\\1″,”g”,$4)}}’ liked the command, from allcommands.org commandlinefu.com