Package manager npm

Documentation

• npm install Install dependency
• npm install --save-dev Install development dependency
• node enters node REPL environment
• node fileName.js run code
• nvm install 16.13.1 update nodejs to specific version
• npm init initialize node package manager, create new package.json inside project
• npm install express dotenv ejs install packages
• npm i express install package

Node version manager nvm

Documentation

• nvm install node installs latest node version
• nvm install --lts installs latest long term stable version
• nvm install 14.7.0 installs specific node version
• nvm ls lists all node versions on computer
• nvm use system runs system default
• nvm use 16.15.1 runs specific node version