1 letter (and sometimes 2 letter) quick aliases for Bash. Very useful for those who terminate about 200 commands a day!
If you'd like to use these, place them under $HOME/.bash_aliases, and enable aliases in $HOME/.bashrc (if not already enabled)
nickbailuc/Aliases
1 letter and 2 letter aliases for Bash (make sure to rename to .bash_aliases and modify the entry for "alias a=")
Shell