Nodejs document code#
Node.js provides a set of asynchronous I/O primitives in its standard library that prevent JavaScript code from blocking and generally, libraries in Node.js are written using non-blocking paradigms, making blocking behavior the exception rather than the norm.
This allows Node.js to be very performant.Ī Node.js app runs in a single process, without creating a new thread for every request. Node.js runs the V8 JavaScript engine, the core of Google Chrome, outside of the browser. It is a popular tool for almost any kind of project! Node.js is an open-source and cross-platform JavaScript runtime environment.
Nodejs document how to#
Offline_boltGetting Started The V8 JavaScript Engine Run Node.js scripts from the command line How to exit from a Node.js program How to read environment variables from Node.js How to use the Node.js REPL Node.js, accept arguments from the command line Output to the command line using Node.js Accept input from the command line in Node.js Expose functionality from a Node.js file using exports An introduction to the npm package manager Where does npm install the packages? How to use or execute a package installed using npm The package.json guide The package-lock.json file Find the installed version of an npm package Install an older version of an npm package Update all the Node.js dependencies to their latest version Semantic Versioning using npm Uninstalling npm packages npm global or local packages npm dependencies and devDependencies The npx Node.js Package Runner The Node.js Event Loop Understanding process.nextTick() Understanding setImmediate() Discover JavaScript Timers JavaScript Asynchronous Programming and Callbacks Understanding JavaScript Promises Modern Asynchronous JavaScript with Async and Await The Node.js Event emitter Build an HTTP Server Making HTTP requests with Node.js Get HTTP request body data using Node.js Working with file descriptors in Node.js Node.js file stats Node.js File Paths Reading files with Node.js Writing files with Node.js Working with folders in Node.js The Node.js fs module The Node.js path module The Node.js os module The Node.js events module The Node.js http module Node.js Buffers Node.js Streams Node.js, the difference between development and production Error handling in Node.js How to log an object in Node.js Node.js with TypeScript Node.js with WebAssembly Introduction to Node.js TABLE OF CONTENTS Less-common operating systemsįor more information on installing Node.js on a variety of operating systems, see this page.Offline_boltQuick Start Introduction to Node.js A brief history of Node.js How to install Node.js How much JavaScript do you need to know to use Node.js? Differences between Node.js and the Browser Or see this page to install npm for Linux in the way many Linux developers prefer.
Nodejs document download#
One of the installers on the Node.js download page.If you're using Linux or another operating system, use one of the following installers: Linux or other operating systems Node installers Other versions have not yet been tested with npm. Be sure to install the version labeled LTS. If you're using OS X or Windows, use one of the installers from the Node.js download page. If you use Linux, we recommend that you use a NodeSource installer. If you are unable to use a Node version manager, you can use a Node installer to install both Node.js and npm on your system. Using a Node installer to install Node.js and npm Node version managers allow you to install and switch between multiple versions of Node.js and npm on your system so you can test your applications on multiple versions of npm to ensure they work for users on different versions. Npm -v Using a Node version manager to install Node.js and npm
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