One of the only differences I've noticed is installing mysql is slightly different.

Step 1: Install XCode Command Line Tools

Install xcode.

xcode-select --install

Step 2: Install and prepare Homebrew

ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
brew doctor
brew update

Step 3: Install rbenv

brew install rbenv ruby-build openssl

One of the only differences I've noticed is installing mysql is slightly different.

Step 1: Install XCode Command Line Tools

xcode-select --install

Step 2: Install and prepare Homebrew

ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
brew doctor
brew update

Step 3: Install rbenv

brew install rbenv ruby-build openssl

Very little has changed since Mavericks but here's an updated tutorial.

Step 1: Install XCode Command Line Tools

xcode-select --install

Step 2: Install and prepare Homebrew

ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
brew doctor
brew update

Step 3: Install rbenv

brew install rbenv ruby-build openssl

Many long term users of Macvim like myself have been annoyed that fullscreen mode cuts off the first couple lines and shows a bar on the right when using OSX Yosemite. After trying out multiple forks that kind of fixed it but also introduced other problems I finally found a satisfactory fix. Just run this in the terminal to turn off yosemites fullscreen method on macvim.

$ defaults write org.vim.MacVim MMNativeFullScreen 0

Step 1: Delete your Git GUI!

Don't use Tower because somehow you'll manage to break everything in magical ways that make no sense to me.

Step 2: Assume things!

Well I'm going to assume some things. If these things aren't true, assuming they are won't actually help on your part.

• You're using a real operating system like OSX or Linux
• Git is already installed on your system