bashrc, tips and tricks to make every day life easier

.bachrc

## multi-line prompt
PS1='
[\d \t \u@\h:\w ]
$> '

## aliases
alias cd..="cd .."
alias l="ls -al"
alias lp="ls -p"
alias ll="ls -lahG"
alias less="less -MNR"
alias h=history
## flush the local dns cache
alias flushdns="dscacheutil -flushcache"

# make history file bigger
HISTFILE=~/.bash_history
HISTSIZE=10000
HISTFILESIZE=999999
# don't let the users enter commands that are ignored in the history file
HISTIGNORE=""
HISTCONTROL=""
readonly HISTFILE
readonly HISTSIZE
readonly HISTFILESIZE
readonly HISTIGNORE
readonly HISTCONTROL
export HISTFILE HISTSIZE HISTFILESIZE HISTIGNORE HISTCONTROL
# ignore commands that lead with a space, ignore dups
export HISTCONTROL=ignoreboth,ignoredups
shopt -s histappend

## Up Arrow: search and complete from previous history
bind '"\eOA": history-search-backward'

## Down Arrow: search and complete from next history
bind '"\eOB": history-search-forward'