Basic MacOS setup For the Mac Install homebrew https://github.com/mxcl/homebrew/wiki/installation Install xcode. Make sure to skip iOS development, it'll save you 15 minutes. Install git Install rvm bash < <(curl -s https://rvm.beginrescueend.com/install/rvm) Install dotfiles mkdir ~/Projects cd ~/Projects [email protected]:dicksonlabs/dotfiles.git rake Install emacs 23 (to keep the dotfiles happy) brew install emacs Github Make your ssh public keys ssh-keygen Add a public key https://github.com/account/ssh Checkout a project. git clone your-project-name RVM cd to a project directory that uses rvm cd ~/Projects/... Install GNU readline brew install readline Run the RVM command it tells you to run with the GNU readline you just installed (version number will probably have changed) rvm install ruby-1.9.2-head --with-readline-dir=/usr/local/Cellar/readline/6.2.1/ gem install bundler bundle