Brew local development on OSX mountain lion: Nginx mariaDB DNS sass
Start by downloading and installing XCode 4.x
Now install brew
Mountain Lion Fixes for Homebrew
Install X11: Visit and download and install version 2.7.2+.
Now install brew
ruby -e "$(curl -fsSL https://raw.github.com/Homebrew/homebrew/go/install)"
sudo xcode-select -switch /Applications/Xcode.app/Contents/Developer