10 Days of Nodejs

"10 days of Node.js" is a concept where you spend 10 days learning and exploring Node.js, a popular JavaScript runtime used for building server-side applications. Node.js is known for its speed and efficiency, making it a popular choice for developing web servers, APIs, and various other types of applications. Here's a general outline of what you can learn and do over these 10 days to get started with Node.js:

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.

Throughout these 10 days, it's important to practice what you learn by working on small projects or exercises. Node.js has a vibrant community, and there are plenty of online resources, tutorials, and documentation to help you along the way. Keep in mind that Node.js is a versatile platform with various use cases, so feel free to explore areas that align with your interests and project goals.