create an array and test the foo method or create an hash to test the bar method
change pry editor to vim
Tmux will only forward escape sequences to the terminal if surrounded by a DCS sequence
http://sourceforge.net/mailarchive/forum.php?thread_name=AANLkTinkbdoZ8eNR1X2UobLTeww1jFrvfJxTMfKSq-L%2B%40mail.gmail.com&forum_name=tmux-users