tldr/pages/common/npm.md

npm

Node package manager, to manage Node.js projects and install module dependencies.

• Create a new project in the current folder

npm init

• Download all dependencies referenced in package.json

npm install

• Download and install a module globally

npm install -g {{module_name}}

• Download a given dependency, and add it to the package.json

npm install {{module_name}}@{{version}} --save

• Set the version of the current project

npm version {{1.2.3}}

• Publish the current project

npm publish

• Cleanup packages (removes packages which are installed but are not listed in package.json)

npm prune