Node.js Complete Series

This repository is a comprehensive guide to Node.js, covering core concepts, practical code examples, and common interview questions. It is designed for beginners and intermediate developers who want to master Node.js for backend development, interviews, or real-world projects.

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Contents

• Introduction to Node.js
  Overview, features, and use cases of Node.js.

• Asynchronous Programming
  Callbacks, Promises, async/await, and handling asynchronous operations.

• File System (fs module)
  Reading, writing, appending, and deleting files and directories.

• HTTP Module
  Creating web servers, handling requests/responses, and serving static files.

• Modules in Node.js
  CommonJS, ES Modules, built-in, user-defined, and third-party modules.

• npm (Node Package Manager)
  Managing dependencies, scripts, and publishing packages.

• Streams
  Working with readable, writable, duplex, and transform streams.

• Error Handling
  Error-first callbacks, try/catch, error events, and best practices.

• Advanced Promise Methods
  Using Promise.all, Promise.race, Promise.allSettled, and Promise.any.

• Interview Questions
  Frequently asked Node.js interview questions with detailed answers.

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How to Use

• Browse the .md files for explanations and code samples.
• Copy and run code examples in your own Node.js environment.
• Use the interview questions for self-assessment or preparation.

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Getting Started

1. Install Node.js:
   Download from nodejs.org.

2. Run Examples:
   Save code samples to .js files and run with:

   node filename.js

3. Explore Topics:
   Each markdown file focuses on a specific Node.js topic for easy navigation.