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Articles tagged with #chaiaurcode
Node.js runs on single thread. Blocking code freezes whole server. Non-blocking code keep server alive. Difference = slow API vs fast API. This about blocking, non-blocking, and async patterns in Node
Node.js handles thousands of requests without freezing because it doesn't wait for operations to finish. While traditional servers lock up during database queries, Node.js continues processing other r
Middleware is code that runs between receiving a request and sending a response. It's like a security checkpoint at an airport: every passenger passes through before boarding. Your request passes thro
File uploads are tricky. The browser sends files in a special format, your server needs to parse them, and you need to store them safely. Multer handles all of this automatically with just a few lines
Node.js lets you run JavaScript outside the browser—on servers, databases, and beyond. Instead of learning a new language for the backend, you write the same JavaScript everywhere. This is about under
Apps need to know who's using them. But checking a database on every request is slow. JWT lets you prove who you are with a signed token the server can verify instantly. This is about understanding JW
