Make sure that you have the latest version of Xcode installed from the Mac App Store, and that you have the command line tools installed. To install the command line tools, open Xcode, click Xcode->Preferences->Downloads->Command Line Tools
ruby -e "$(curl -fsSL https://raw.github.com/Homebrew/homebrew/go/install)"
| ### INSTALLATION NOTES ### | |
| # 1. Install Homebrew (https://github.com/mxcl/homebrew) | |
| # 2. brew install zsh | |
| # 3. Install OhMyZsh (https://github.com/robbyrussell/oh-my-zsh) | |
| # 4. brew install reattach-to-user-namespace --wrap-pbcopy-pbpaste && brew link reattach-to-user-namespace | |
| # 5. Install iTerm2 | |
| # 6. In iTerm2 preferences for your profile set: | |
| # Character Encoding: Unicode (UTF-8) | |
| # Report Terminal Type: xterm-256color | |
| # 7. Put itunesartist and itunestrack into PATH |