Dec 1, 2025 · 4 min read · Callbacks A callback is simply a function passed as an argument to another function.It is used when you want one function to run only after another has finished. Why do we need callbacks? JavaScript can do only one thing at a time. So if a task takes...
Join discussionAug 16, 2025 · 3 min read · When I first started learning JavaScript, I thought it just… ran line by line, top to bottom. Simple, right? But the deeper I went, the more I realized there’s a fascinating system under the hood. If you’ve ever wondered how JavaScript actually execu...
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Jul 6, 2025 · 3 min read · Working with asynchronous operations in JavaScript often means juggling multiple Promises. In many real-world situations, we don’t just wait for all Promises (Promise.all) — sometimes we care about which Promise finishes first, or we want the first s...
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Jun 15, 2025 · 4 min read · I didn’t quite eat much last week because I had API for lunch. Three square endpoints a day, cold, undocumented, and nested like Russian dolls. I’m a frontend developer. And while most people think that means I just make things “look pretty,” I’ve ...
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Feb 12, 2024 · 7 min read · In this blog we are going to learn about some most important topics of JavaScript before diving into the topics lets discuss about what is JavaScript : JavaScript is a high-level, interpreted programming language that enables developers to create d...
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