queueMicrotask Explained: The Smallest Async Queue in JavaScriptNew
What queueMicrotask does, how it differs from Promise.then, and how microtasks really work under the hood.
Bite-sized JavaScript, React, and Next.js tips.
Clear, minimal explanations with code and diagrams you can read in minutes.
Why async/await Doesn’t Make JavaScript Code ParallelNew
Async/await feels like parallel code, but it isn’t. Here’s why JavaScript is still single-threaded and how async really works.
How Promise.all Works in a Single-Threaded JavaScript WorldNew
If JavaScript is single-threaded, how can Promise.all handle multiple requests at the same time? A deep dive into the event loop and async I/O.
Promise APIs Compared: all vs race vs any vs allSettledNew
A practical and conceptual comparison of Promise.all, Promise.race, Promise.any, and Promise.allSettled.
Are TypeScript Enums a Good Idea? (Bundle Size & Runtime)New
A practical guide to TypeScript enums, their runtime cost, and better alternatives for modern frontend apps.
Web Workers Explained for Frontend DevelopersNew
How Web Workers work, why they matter, and when to use them to achieve real parallelism in frontend apps.