NPM

What is npm?

NPM is Node Package Manager, provides two functionalities:

Online repositories for node.js packages/modules which are searchable on search.nodejs.org
Command line utility to install Node.js packages, do version management and dependency management of Node.js packages.

To check npm version

npm --version

To create package.json

npm init

To install package

npm install <package name>

To update package

npm update  <package name>

To install a package and any packages that it depends on

npm install

To uninstall package(s)

npm uninstall <package name>

To run script

npm run <script name>