Скачать или смотреть NPM Tutorial for Beginners - 1 - Introduction (Hindi/Urdu)

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npm (Node Package Manager) is a package manager for JavaScript, primarily used for managing dependencies in Node.js projects. It's a command-line tool that comes bundled with Node.js, allowing developers to install, publish, and manage packages (libraries, frameworks, and tools) for their projects.

Here's an introduction to some key concepts and commands related to npm:

Package.json: This is a metadata file for your project that contains information about the project, its dependencies, scripts, and more. You can create a package.json file manually or use npm init to interactively generate it.

Installing Packages: You can use npm to install packages locally or globally. When you install a package locally, it's installed in the node_modules directory of your project. For example:

Local installation: npm install package-name
Global installation: npm install -g package-name
Dependency Management: npm manages dependencies listed in your package.json. When you install a package using npm install, it's added to your dependencies by default. You can also specify --save-dev to add packages to your devDependencies, which are typically used for development-only dependencies.

Package Versioning: npm uses semantic versioning (SemVer) for packages. When you install a package without specifying a version, npm installs the latest stable version by default. You can also specify versions explicitly, such as npm install [email protected] to install a specific version.

Running Scripts: npm allows you to define and run scripts in your package.json. Common scripts include start for starting your application, test for running tests, and custom scripts for tasks like building or deploying your project. You can run scripts using npm run script-name.

Publishing Packages: If you're developing a reusable package or library, npm allows you to publish your package to the npm registry. You need to create an npm account and use npm publish to publish your package.

npm CLI Commands: Here are some commonly used npm commands:

npm install: Install dependencies.
npm install package-name: Install a specific package.
npm install -g package-name: Install a package globally.
npm uninstall package-name: Uninstall a package.
npm update package-name: Update a package to the latest version.
npm run script-name: Run a script defined in package.json.
npm init: Interactively create a package.json file.
npm publish: Publish a package to the npm registry.
npm is widely used in the Node.js ecosystem and is essential for managing project dependencies, automating tasks, and publishing packages for others to use.

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0:00 Introduction
0:45 What is NPM?
1:25 Example
3:00 NPm Registry