Bash tricks

Bash_tricks.sh

# bad wrapping of commands in bash
export HISTCONTROL=ignoredups:erasedups

# also try
export HISTCONTROL=ignoreboth

# if the terminal window was resized try
shopt -s checkwinsize

# one history common to all terminals:
export PROMPT_COMMAND="history -a;history -c;history -r;$PROMPT_COMMAND"

# edit the current shell line in your $EDITOR
# press Ctrl+(x, e)
	
# edit the last command in $EDITOR
fc

# ls only directories : put this in .bashrc
function lsd
     {
         ls -1p $* | grep '/$'
     }