Λίγη αγάπη για το .bash.rc ή το bash_profile

Ας κάνουμε την ζωή μας πιο εύκολη.

extract () {
   if [ -f $1 ] ; then
       case $1 in
           *.tar.bz2)   tar xvjf $1    ;;
           *.tar.gz)    tar xvzf $1    ;;
           *.bz2)       bunzip2 $1     ;;
           *.rar)       unrar x $1       ;;
           *.gz)        gunzip $1      ;;
           *.tar)       tar xvf $1     ;;
           *.tbz2)      tar xvjf $1    ;;
           *.tgz)       tar xvzf $1    ;;
           *.zip)       unzip $1       ;;
           *.Z)         uncompress $1  ;;
           *.7z)        7z x $1        ;;
           *)           echo "don't know how to extract '$1'..." ;;
       esac
   else
       echo "'$1' is not a valid file!"
   fi
 }
alias checkip='dig +short myip.opendns.com @resolver1.opendns.com.'
export HISTFILESIZE=20000
export HISTSIZE=10000
shopt -s histappend
# Combine multiline commands into one in history
shopt -s cmdhist
# Ignore duplicates, ls without options and builtin commands
HISTCONTROL=ignoredups

MacOS only command:

alias cleardns='sudo dscacheutil -flushcache; sudo killall -HUP mDNSResponder;say DNS clear'