Step 1: Install homebrew

ruby -e "$(curl -fsSL https://raw.github.com/mxcl/homebrew/go)"

Step 2: Brew says to install latest XCode version

Step 3: Run Brew Doctor, Open XCode Agree to give away first born

Step 4: Setup JDK 7

Step 5: Setup JAVA_HOME to point to JDK 7 in ~/.profile

$emacs.profile

export JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.7.0_45.jdk/Contents/Home

Step 6: Install maven

$ brew install maven

Step 7: Install git

$ brew install git

Step 8: Install github for Mac

Step 9: Install IntelliJ