Web Dev Roadmap for Beginners (Free!): https://bit.ly/DaveGrayWebDevRoadmap

Learn how to apply middleware to a MERN Stack Project. The backend of a MERN Stack Project is a Node.js & Express REST API. In this tutorial, we'll apply built-in middleware, custom middleware and 3rd party middleware.

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- Advanced React & Redux: https://bit.ly/AdvReactDev
- The Complete Node.js Developer: https://bit.ly/CompleteNodeJS
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All Resources for this MERN Stack Project: https://github.com/gitdagray/mern_stack_course

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Middleware in a MERN Stack Project | REST API Tutorial

(00:00) Intro
(00:11) Welcome
(00:20) What is Middleware?
(00:48) Quick Corrections & Starter Code
(01:56) Built-in Middleware
(04:00) Custom Log Middleware
(14:03) Custom Error Handler Middleware
(16:56) cookie-parser 3rd party middleware
(18:10) Understanding CORS
(19:32) Setting up CORS middleware
(21:02) Securing CORS for our MERN Stack Project

Suggested Pre-requisites for this MERN course:
Node.js for Beginners full course: https://youtu.be/f2EqECiTBL8
React JS for Beginners full course: https://youtu.be/RVFAyFWO4go
Redux Toolkit for Beginners full course: https://youtu.be/NqzdVN2tyvQ
React Login Playlist: https://www.youtube.com/playlist?list=PL0Zuz27SZ-6PRCpm9clX0WiBEMB70FWwd

Tutorial References:
Express.js middleware: http://expressjs.com/en/guide/using-middleware.html#using-middleware
date-fns: https://www.npmjs.com/package/date-fns
uuid: https://www.npmjs.com/package/uuid
cookie-parser middleware: https://www.npmjs.com/package/cookie-parser
CORS middleware: https://www.npmjs.com/package/cors

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#mern #stack #middleware