installing node 12 code example

Example 1: install nodejs on ubuntu

sudo apt-get install curl
curl -sL https://deb.nodesource.com/setup_13.x | sudo -E bash -
sudo apt-get install nodejs

node -v    #to check if its installed

Example 2: install node 12 linux

sudo apt -y install curl dirmngr apt-transport-https lsb-release ca-certificates
curl -sL https://deb.nodesource.com/setup_12.x | sudo -E bash -
sudo apt -y install nodejs