Node.js

A complete Node.js notebook covering the runtime's architecture, npm, modules, asynchronous programming, core APIs, and networking — from a first server to interview preparation and project ideas.

Getting Started

What is Node.js?Node.js Architecture: The Pieces Behind the Curtain How Node.js Handles a Request Installing Node.js and Building Your First App Using the Node.js REPL

Node Package Manager

NPM: Node's Package Manager Creating and Publishing Your Own NPM Package Local vs Global Package Installation

Modules

Understanding Modules in Node.js Node.js Core Modules Third-Party Modules in Node.js Writing Your Own Custom Modules

Asynchronous Programming

Blocking vs Non-Blocking Code The Callback Concept Promise Chaining The Event Loop

Core Concept

How 'this' Behaves in Node.js Global Objects in Node.js Using Session Variables in Node.js

Building Applications

Web Servers, and Where Node.js Fits What a Framework Actually Gives You Node Child Processes

Debugging and Utilities

Debugging a Node.js Application Adding Color to Console Output Automatic Server Restarts with Nodemon

System & Core Modules

The Assert Module The Console Module, Beyond console.log The Utility (util) Module The OS Module The Process Object The V8 Engine, Revisited from the Code Side The VM Module — Running Code in a Sandbox

File & Data Handling

Working with Buffers The String Decoder Module Working with Query Strings The File System (fs) Module The Path Module Node.js Streams Working with URLs in Node.js

Networking, Security & Performance

The HTTP Module, In Depth HTTP/2 in Node.js The DNS Module UDP and the dgram Module TLS/SSL — Securing a Connection The Crypto Module The Zlib Module — Compression The Timers Module

Interview Preparation and Projects

Node.js Interview Questions and Answers Node.js Project Ideas to Practice With

Node.js Tutorial — Learn Node.js Step by Step | DevNotes