My .bash_profile cobbled together from numerous sources.

.bash_profile

# Easier navigation
alias ..="cd .."
alias ...="cd ../.."
alias ....="cd ../../.."

# Shortcuts
alias brewup='brew update && brew upgrade && brew cleanup && brew doctor'
alias ping='ping -c 1'
alias ls='ls -lA'
alias d='cd ~/Dropbox'
alias dl='cd ~/Downloads'
alias dt='cd ~/Desktop'
alias cds='cd ~/Sites/'
alias ffs="sudo !!"

# Git
alias gs='git status'
alias gc='git commit -m'
alias gco='git checkout'
alias gl='git pull'
alias gpom="git pull origin master"
alias gp='git push'
alias gb='git branch'
alias gba='git branch -a'
alias del='git branch -d'

# Sublime
export EDITOR='subl -w'
alias s="subl ."
alias e='subl . &'

# Local server related
alias flushcache='dscacheutil -flushcache'
alias apacherestart='sudo apachectl graceful'
alias apachevhosts='sudo subl /etc/apache2/users/marcjenkins.conf'
alias apachehosts='sudo subl /etc/hosts'
alias phpini='sudo subl /etc/php.ini'

# IP addresses
alias ip="dig +short myip.opendns.com @resolver1.opendns.com"
alias localip="ipconfig getifaddr en1"±
alias ips="ifconfig -a | grep -o 'inet6\? \(\([0-9]\+\.[0-9]\+\.[0-9]\+\.[0-9]\+\)\|[a-fA-F0-9:]\+\)' | sed -e 's/inet6* //'"

# Enhanced WHOIS lookups
alias whois="whois -h whois-servers.net"

# View HTTP traffic
alias sniff="sudo ngrep -d 'en1' -t '^(GET|POST) ' 'tcp and port 80'"
alias httpdump="sudo tcpdump -i en1 -n -s 0 -w - | grep -a -o -E \"Host\: .*|GET \/.*\""

# Show/hide hidden files in Finder
alias show="defaults write com.apple.finder AppleShowAllFiles -bool true && killall Finder"
alias hide="defaults write com.apple.finder AppleShowAllFiles -bool false && killall Finder"

# Hide/show all desktop icons (useful when presenting)
alias hidedesktop="defaults write com.apple.finder CreateDesktop -bool false && killall Finder"
alias showdesktop="defaults write com.apple.finder CreateDesktop -bool true && killall Finder"

# Misc
alias stfu="osascript -e 'set volume output muted true'"
alias pumpitup="osascript -e 'set volume 7'"
alias hax="growlnotify -a 'Activity Monitor' 'System error' -m 'WTF R U DOIN'"