I am studying RoR and I am setting this virtual machine to \"deploy\" RoR and I got stuck in the Node.js installation.
I am using Ubuntu 12.04 and I followed this st
You don't have to worry about that, the apt-get install command will do that for you.
It adds the path to the nodejs process (usually /usr/bin/node) to the global $PATH variable. This ensures that when you type node in your terminal it will start the nodejs process.
If for some weird reason you cannot start it, you'll have to manually add the path to your node installation to the $PATH. You can do this by editing your ~/.bashrc file and adding:
PATH=/usr/bin/node:$PATH