This repository is a comprehensive revision guide for the MERN (MongoDB, Express, React, Node.js) stack, covering key concepts, best practices, and hands-on code examples. It is designed to help developers quickly revise MERN stack fundamentals and advanced topics in a structured manner.
- ✅ MongoDB – CRUD operations, aggregation, indexing, and Mongoose models
- ✅ Express.js – Routing, middleware, authentication, error handling
- ✅ React.js – Components, hooks, state management, API integration
- ✅ Node.js – Event loop, file system, asynchronous programming
- ✅ Full-Stack Concepts – JWT authentication, REST APIs, deployment