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Are unnecessary re-renders slowing down your React app? In this video, we deeply explain React useCallback using a real ...

Async JavaScript can be confusing, especially when interviews ask how to run async functions in parallel and still return results in ...

What is a callback function in JavaScript? In this video, we explain callbacks in the simplest way with real examples like ...

Day 43/200: Detailed Explanation of Callback Hell in JavaScript I'm on a 200-day journey to become a full-proof web developer ...

If you want to learn the MERN Stack (MongoDB, Express.js, React, Node.js) and build a major project like the Sikar City Listing ...

In this tutorial, we explain JavaScript's most powerful array methods — map, filter, and find. You'll learn how they work internally, ...

Welcome to Codelab! In today's video, I explain one of the most confusing yet extremely powerful JavaScript topics for beginners: ...

Welcome back to the MERN Stack Full Course Bangla playlist! Today is Day-13, and we're wrapping up the remaining Array ...

Confused about Synchronous vs Asynchronous JavaScript? This short explains it with a simple real-life example. ✓ What is ...

In React, data is managed and accessed mainly through state and props. State is used to store data that belongs to a component ...

React Interview Series Q6 — async useEffect Explained (With Fixes) This is one of the MOST common React interview questions ...

Async JavaScript Full Guide | Call Stack to APIs Explained with Examples | Day 4/100 Welcome to the complete Async JavaScript ...

Day 45/200: Async–Await Explained Fully in JavaScript I'm on a 200-day journey to become a full-proof web developer, and ...

XMLHttpRequest still works, but it's noisy and callback-based. In modern code we normally wrap HTTP calls with fetch + ...

Founder, Legal Trademark Owner, Technical Group, Environments, Scripting vs Compiling Languages, Polyfills, use-strict.

Day 5 of building a multiplayer soccer game with Opus 4.5 and GPT-5.2. 5+ hour marathon stream. Deployed the game to Vercel ...

Day: 3 Date: December 13, 2025 Days until Christmas: 12 Yesterday's progress: - Started SpaceTimeDB setup - GPT-5.2 ...

Learn how to avoid stale closures in React hooks by properly managing dependencies in useCallback and useMemo for ...

One for the populating, the Pine Cone database and one for the AI client.js, which is the major actual code file, which works with ...

Learn how to properly integrate Zustand state hooks within TanStack Table cells in React without ESLint errors by wrapping logic ...