yo.sh

install() {
  echo -e "Installing $1\n"
  brew install $*
}

curl https://gist.github.com/csgavino/6648410/raw -Lso ~/.bashrc
curl https://gist.github.com/csgavino/6648432/raw -Lso ~/.tmux.conf
curl https://gist.github.com/csgavino/6351486/raw -Lso ~/.vimrc

echo "source ~/.bashrc" >> ~/.bash_profile

ruby -e "$(curl -fsSL https://raw.github.com/Homebrew/homebrew/go/install)"
brew update

install postgres --no-python
initdb /usr/local/var/postgres -E utf8
ln -sfv /usr/local/opt/postgresql/*.plist ~/Library/LaunchAgents
launchctl load ~/Library/LaunchAgents/homebrew.mxcl.postgresql.plist

install redis
install the_silver_searcher
install vim
install ctags
install tmux
install reattach-to-user-namespace
install imagemagick
install qt
install watch
install gitop
install rbenv
eval "$(rbenv init -)"

source ~/.bashrc

brew tap homebrew/dupes

install rbenv-gem-rehash
install ruby-build

install openssl
brew link openssl --force
install curl-ca-bundle

rbenv install 2.0.0-p353
rbenv global 2.0.0-p353
rbenv rehash

gem update --system
gem install bundler --no-ri --no-rdoc
gem install rails --no-ri --no-rdoc

install heroku-toolbelt

git clone https://github.com/gmarik/vundle.git ~/.vim/bundle/vundle
vim +BundleInstall +qall

Pre Install
Before you get started you need to install Command line tools for Xcode https://developer.apple.com/downloads/index.action or install Xcode first then you can use it to install Command Line Tools for Xcode.

To install Command Line Tools using Xcode

1. Open Xcode
2. Click on Preferences
3. Click on Downloads
4. Click on the Components tab
5. Click install beside Command Line Tools

Install
Just type this in your terminal to install.
bash <(curl -s https://gist.github.com/csgavino/6679918/raw)