Transfer stdin and stdout to and from machines over the network ssh remote_machine ‘cat – > file’ < file
You can use this command to create a screencast using ffmpeg. ffmpeg -f x11grab -s 800×600 -i :0.0 /tmp/screencast.mpg
Use this command to move files from folders two level deep to the current folder… mv */*.* .
This is the command used to post a new task to the nexty GTD tool. curl –basic –user “binnyva:password” –cookie-jar…
Show rpm packages of a group software rpm -qg “System Environment/Daemons”
Delete leading whitespace (spaces/tabs/etc) from beginning of each line ruby -pe ‘gsub(/^\s+/, “”)’ < file.txt
Double space a file with Ruby using the command ruby -pe ‘puts’ < file.txt
Show list of files provided by a rpm package installed rpm -ql package_name