Hindi
MERN Tutorial
Build fullstack React.js applications with Node.js, Express.js & MongoDB (MERN) with this project-focused course.
What’s Mern?
M E R N
MongoDb Express React.js Node.js
(Database Solution) (Node.js Framework) (Browser-side JavaScript Library) (Server-side Javascrip runtime)
What is React?
React is a client side(Browser) Library which allow you to build highly reactive user interfaces.
- Rendering Ui with Dynamic Data
- Handle User Input
- Communicate with Backend Services
- Provide a ‘Mobile App’ Like User Experience
What is Node?
Nodejs is A server-side Runtime : JavaScript on the server side
- We can run JavaScript on server side by using NodeJS
- Listen to Request and Send Responses
- Execute Server-side logic
- Interact with databases and files
An Alternative To PHP, Ruby on Rails, Java etc. is rarely used Standalone!
What is Express?
Express is A node Framework which simplifies writing Server-side code and logic.
- Express.js, offers same functionalities base on node
- Express provide middleware features for request, response through function
- Express provide routing features, view rendering and more.
What is MongoDB?
MongoDB is a NoSQL Database which stores “Documents” in “collections” (instated of “records” in “Tables” as in SQL).
- Its store Application Data like (Users, Products , etc.)
- MongoDB have no Data schema or Relations
- MongoDB easily connect to Node/Express(Not to react)
What is MERN?--
- Client/ Browser (React)
Presentation/Ui
Single-page Application
- Server (Node, Express, MongoDB)
Business Logic
Persistent Data Storage
Authentication Logic
Jassica Treat
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Willimes Doe
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