Handling File Uploads in Express with MulterFile uploads are everywhere in modern web applications. Think about features like: Uploading profile pictures Uploading resumes Product image uploads Document submissions PDF attachments At fir5 min read·file-uploads-express-multer-sspadwal.hashnode.devMay 10
URL Parameters vs Query Strings in Express.jsWhen building APIs with Express.js, beginners often get confused between: URL parameters Query strings At first, both seem similar because both send data through the URL. Examples: /users/101 and5 min read·url-parameter-query-string-express-sspadwal.hashnode.devMay 10
Storing Uploaded Files and Serving Them in ExpressFile uploads are a very common feature in web applications.Think about apps where users upload: Profile pictures Documents PDFs Product images Resume files Uploading a file is only half the job5 min read·file-stoaring-serving-express-sspadwal.hashnode.devMay 10
Async Code in Node.js: Callbacks and PromisesWhen learning Node.js, one concept appears everywhere : Asynchronous Code You’ll often see: callbacks promises async operations At first, this feels confusing. Questions like: Why doesn’t Node.j5 min read·async-code-nodejs-callbacks-promises-sspadwal.hashnode.devMay 9
Sessions vs JWT vs Cookies: Understanding Authentication ApproachesAuthentication is a core part of almost every web application. Whenever users log into apps like: Gmail Amazon Instagram Netflix the application needs a way to remember: “Who is this user?” Th6 min read·sessions-jwt-cookies-sspadwal.hashnode.devMay 9
