sahithya

Day 1: Introduction to Node.js

What is Node.js and why is it popular?
Installing Node.js and npm (Node Package Manager).
Writing your first “Hello World” application in Node.js.

Day 2: Understanding Asynchronous Programming

Learn about the event loop and non-blocking I/O.
Explore callbacks, promises, and async/await for handling asynchronous operations.

Day 3: Working with Modules

Understanding the CommonJS module system in Node.js.
Creating and using custom modules.
Exploring built-in modules like fs (File System) and http (HTTP server).

Day 4: Building a Web Server

Creating a simple HTTP server using Node.js’s http module.
Handling HTTP requests and responses.
Serving static files and creating basic routes.

Day 5: Using Express.js

Introduction to Express.js, a popular web application framework for Node.js.
Setting up an Express.js application.
Creating routes and handling HTTP requests with Express.js.

Day 6: Data Storage with MongoDB

Setting up and connecting to a MongoDB database.
Creating, reading, updating, and deleting data from a MongoDB database using Node.js.

Day 7: Authentication and Authorization

Implementing user authentication using libraries like Passport.js.
Adding authorization and protecting routes.

Day 8: Real-time Applications with Socket.io

Introduction to real-time web applications.
Setting up Socket.io for real-time communication.
Building a simple chat application with Socket.io.

Day 9: Error Handling and Debugging

Learning about error handling in Node.js.
Using debugging tools like console.log, debugger, and third-party tools.
Best practices for error handling in Node.js applications.

Day 10: Deploying and Scaling Node.js Apps

Preparing your Node.js application for production.
Deploying your application to a hosting service (e.g., Heroku, AWS, or Azure).
Scaling your Node.js app horizontally to handle increased traffic.

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