js for ubuntu code example

Example 1: node install ubuntu

# Through nodesource
curl -sL https://deb.nodesource.com/setup_12.x | sudo -E bash -
sudo apt install nodejs

Example 2: ubuntu 18 install nodejs

cd ~
curl -sL https://deb.nodesource.com/setup_12.x -o nodesource_setup.sh
sudo bash nodesource_setup.sh
sudo apt install nodejs
nodejs -v # shows your version