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Articles tagged with #webdev
"Understanding a method is one thing. Implementing it is another." You know "hello".toUpperCase() gives "HELLO". You know trim() removes spaces. But do you know how? Interviews ask: "Write your own v
You have a server. You want to talk to it from your frontend. But how? Where do you start? GET, POST, PUT, DELETE – sounds confusing. Let me simplify REST APIs with one example: users. What REST API
You want to get data from a URL. But which way? /users/123 or /users?id=123 Same result. Different approach. Which one should you use? And when? Let me explain. What Are URL Parameters? URL paramet
You want to build a server. Node.js can do it. But raw Node? Too much code. Too many details. You check the URL. You check the method. You write conditions. You send headers. Every. Single. Time. Then
One file. Thousand lines. You need a function from the bottom. You scroll. And scroll. And scroll. This is chaos. Let me show you how modules fix this. Why Modules Are Needed Remember the old days? <
[1, [2, [3, 4]]] You need one flat line. [1, 2, 3, 4] This is array flattening. Let me show you how. What Are Nested Arrays? Array ke andar array. const nested = [1, [2, 3], 4]; // ^
