middleman server $IP -p $PORT
Say you want to install Node v6.9.1 you would write on the terminal:
nvm install 6
It's that simple 😄
How to change Node.js versions
If you have multiple versions of Node.js installed on your workspace, you can switch to a specific version by writing:
nvm use 0.10.40
Making a node version default
In order to set a default version of node for your workspace, just type:
nvm alias default 6
Where 6 was the version you wanted to be used as default.
npm install -g yarn