Flutter: Why Does My TextField Lose Focus?
Keyboard closes after every keystroke? You likely initialized the controller inside build(). Master the lifecycle of TextEditingController.

Writing about development and technology.
Keyboard closes after every keystroke? You likely initialized the controller inside build(). Master the lifecycle of TextEditingController.

The user's photo is squashed like a cucumber. The designer is furious. Understand BoxFit strategies and use AspectRatio for perfect framing.

The era of rectangular screens ended with iPhone X. Protect your UI from notches and home indicators, and learn when NOT to use SafeArea.

Yellow stripes appear when the keyboard pops up? Learn how to handle layout overflows using resizeToAvoidBottomInset, SingleChildScrollView, and tricks for chat apps.

Why does putting a ListView inside a Column cause a white screen or crash? Understand the 'Unbounded Height' paradox and solve it elegantly with Expanded and Slivers.

The yellow/black striped nightmare every Flutter dev faces. Wrapping with Expanded isn't always the answer. Master Flutter's Constraints system.

Solving issues where TypeScript type errors show during development but are ignored during build.

How to solve CORS errors during development using proxy configuration and important considerations.

Digging into the CommonJS vs ES Modules conflict that causes "Named export not found". A complete guide from package.json exports to transpilePackages.

Troubleshooting absolute path import configuration issues in TypeScript/JavaScript projects. Exploring the 'Map vs Taxi Driver' analogy, CommonJS vs ESM history, and Monorepo setup.

Do you know what the Circle (○) and Lambda (λ) symbols mean in Next.js build logs? Ensure you aren't accidentally making every page dynamic.

ISR works perfectly on Vercel, but fails on AWS/Docker. Let's dig into the file system cache trap and how to solve it.

I tried to save money by deploying to AWS S3 instead of Vercel, but ended up with a broken site. I share the three nightmares of Static Export (Image Optimization, API Routes, Dynamic Routing) and how to fix them.

I share how I created a maintenance nightmare by passing props down 5 levels. Learn why Prop Drilling kills productivity and how to escape using Context API, Component Composition, and Zustand.

A complete guide to accessing DOM directly in React using useRef, avoiding common pitfalls, and mastering advanced patterns like forwardRef and useImperativeHandle.

A deep dive into why environment variables return undefined in Vite and how to fix it. Covering bundler mechanics, security models, dynamic injection in Docker/CI, and Monorepo setups.

React generally favors unidirectional data flow, but sometimes parents need to command children. Learn how to expose specific methods using useImperativeHandle while maintaining encapsulation.

Understanding stacking context to fix z-index issues.

Fixing the memory leak warning caused by calling setState after a component has been removed.

Fixing the crash caused by props coming through as undefined from the parent component.
