Alternate Installations (Install on user dir not system, but it is useful to manage node.js version)
git clone git://github.com/creationix/nvm.git ~/.nvm
echo ". ~/.nvm/nvm.sh" >> .zshrc //bashrc or your shell rc
source .zshrc
nvm install v0.12.13 //use nvm ls-remote to look up version
nvm use v0.12.13
nvm alias default v0.12.13