Screen

# usage: sc <screen_name>
# creates a new screen, or connects to an existing screen called <screen_name>
alias sc='screen -d -R'
 
# usage: sl
# lists existing screens
alias sl='screen -list'
 
# usage: ss
# creates a new screen using the current date and time for its name
alias ss='screen -S screen_`date "+%d-%b-%Y_%k:%M.%S"`'
 
# usage: qs
# used to quit the current screen - must be used from inside a screen
alias qs='kill `echo $STY|cut -d "." -f 1`'