Nodejs

Install Nodejs and NPM on Ubuntu

curl -fsSL https://deb.nodesource.com/setup_12.x | sudo -E bash -
sudo apt-get install -y nodejs npm
sudo apt-get install -y nodejs
# check version
node -v

# Determining your Node version

node -v  # or node --version
npm -v   # npm version or long npm --version
# Ensure that you have n installed

sudo npm install -g n # -g for global installation 

# Upgrading to the latest stable version
sudo n stable

# Changing to a specific version
sudo n 12.22.12