nodejs vs node on ubuntu 12.04

Question

I installed nodejs on ubuntu from instructions given here

When I write node --version in the terminal I see this :
-bash: /usr/sbin/node: No

Answer 1

This works for me:

alias node=nodejs

After following the instructions in this link.

Answer 2

You can execute this command to enable nodejs:

scl enable rh-nodejs8 bash

Note: Check your node version.

Source: https://developers.redhat.com/products/softwarecollections/hello-world/