My tuned .bash_profile for OS X

.bash_profile

# Activate colors
export CLICOLOR='true'
export LSCOLORS="gxfxcxdxbxCgCdabagacad"
export EDITOR=vi

# Git branch in good-looking prompt.
parse_git_branch() {
    git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/'
}

# Prompt with Git branch
# "<Folder> <Git Branch> $ "
export PS1='\[$(tput setaf 3)\]\w\[$(tput setaf 1)\]$(parse_git_branch)\[$(tput sgr0)\] $ '

# Bonus track: SSH autocompleting hostnames, write ssh and press tab
complete -W "$(while read line; do echo ${line%%[, ]*}; done < ~/.ssh/known_hosts)" ssh