File Handling in MERN Applications

Learn how to handle file uploads in a MERN application through this comprehensive backend development tutorial. Explore the process of integrating Multer middleware with Express.js to manage multipart/form-data for various file types including images, PDFs, and videos. Discover techniques for cookie handling using the Cookie-Parser package and leverage Cloudinary for external file storage. Master the configuration of Cloudinary using environment variables and implement code to seamlessly upload files from your server while optimizing storage by removing local copies. Gain essential knowledge for creating a robust and scalable backend capable of managing diverse file formats, whether storing locally or utilizing third-party services like AWS or Cloudinary.