Install Latest and update Node js in Ubuntu

On Ubuntu 16.04 LTS the easier way is

1 Install npm:

sudo apt-get install npm

2.Install n

sudo npm install n -g

3 Get latest version of node

sudo n latest

If you prefer to install a specific version of `node you can

4 List available node versions

n ls

5 and the install a specific version

sudo n 4.5.0