websocket

nvm: node version manager

nvm current
nvm list
nvm install v18.12.0
nvm use v18.12.0
nvm install v20.12.2
nvm use v20.12.2

Create folder and navigate to it

mkdir websocket && cd $_ 

Create project

npm init -y

npm install --save express socket.io
npm install --save-dev nodemon

npm install

open the project in atom

atom .

Edit package.json scripts: "start": "nodemon server/index.js"

Run server:

npm start