2d ago · 2 min read · When I started learning async JavaScript, I was confused about how things evolved from callbacks to async/await. So here’s a simple breakdown with examples 1. What is a Callback? A callback is just a
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Mar 26 · 4 min read · JavaScript is single-threaded. It can do only one thing at a time. Yet modern web apps fetch data from servers, read files, set timers, and handle user clicks — all without freezing the UI. How does J
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