CODE EXAMPLE FOR JAVASCRIPT

install node js 14

sudo apt update
curl -sL https://deb.nodesource.com/setup_14.x | sudo bash -
sudo apt -y install nodejs
node  -v

# Install Node Development tools
sudo apt -y install gcc g++ make

# Install Yarn
curl -sL https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
sudo apt update && sudo apt install yarn