rendon/setup_my_desktop — pull request #1 by sgmart (2014-03-24 21:56:36+00:00)
Title: I've added a bash variable to manage the commands' history

The HISTCONTROL variable is used by bash to alter the way it remember recent commands. When its value is set to erasedups, I mean `export HISTCONTROL=erasedups`, bash will remove all repeated commands from its .bash_history file.