Articles/Best ShellScript Alias

From LUG@IITD

Here we are trying to list out best of shell scripts which you love , Please add your shell scripts so that Other can get benefits. From http://www.shell-fu.org/lister.php?top and http://www.commandlinefu.com/ Please Edit this file and add your tricks SchoolOS contains modified bashrc which include these tricks

alias webshare='python -c "import SimpleHTTPServer;SimpleHTTPServer.test()"'
export PS1="\n              [\w]\n\$"
alias editbashrc="nano ~/.bashrc"
alias updatebashrc="source ~/.bashrc"
alias refreshpackagelist="sudo aptitude update"
alias install="sudo aptitude install"
alias remove="sudo aptitude remove"
alias free="free -m"
alias ll="ls -lha"
alias home='cd ~ && clear'	  
alias ls='ls --color=auto'	  
alias shutdown='sudo shutdown -h now'	  


alias ..="cd .."
alias ..2="cd ../.."
alias ..3="cd ../../.."
alias ..4="cd ../../../.."
alias ..5="cd ../../../../.."

alias copy='cp -f'	  
alias home='cd ~/'
alias df="df -h"
alias du='du -h -c'	  
alias externalip='wget http://checkip.dyndns.org/ -O - -o /dev/null | cut -d: -f 2 | cut -d\< -f 1'	  
alias nano="nano -w" #Disable annoying line wrappingd
alias reboot='sudo reboot'	  
alias sittingtime='uptime'

alias list-installed-packages="dpkg --get-selections | sed -ne 's/\t\t*install$//p'"

# Extract archives
extract () {
	if [ -f $1 ] ; then
		case $1 in
			*.tar.bz2) tar xjf $1 ;;
			*.tar.gz) tar xzf $1 ;;
			*.bz2) bunzip2 $1 ;;
			*.rar) rar x $1 ;;
			*.gz) gunzip $1 ;;
			*.tar) tar xf $1 ;;
			*.tbz2) tar xjf $1 ;;
			*.tgz) tar xzf $1 ;;
			*.zip) unzip $1 ;;
			*.Z) uncompress $1 ;;
			*.7z) 7z x $1 ;;
			*) echo "'$1' cannot be extracted via extract()" ;;
		esac
	else
		echo "'$1' is not a valid file"
	fi
}


define() {
	local LNG=$(echo $LANG | cut -d '_' -f 1)
	local CHARSET=$(echo $LANG | cut -d '.' -f 2)
	lynx -accept_all_cookies -dump -hiddenlinks=ignore -nonumbers -assume_charset="$CHARSET" -display_charset="$CHARSET" "http://www.google.com/search?hl=${LNG}&q=define%3A+${1}&btnG=Google+Search" | grep -m 5 -C 2 -A 5 -w "*" > /tmp/deleteme
	if [ ! -s /tmp/deleteme ]; then
	echo "Sorry, google doesn't know this one..."
	else
	cat /tmp/deleteme | grep -v Search
	echo ""
	fi
	rm -f /tmp/deleteme
}

* [http://www.casino-spielen.biz casino deutschland]

function mcd() { [ -n "$1" ] && mkdir -p "$@" && cd "$1"; }