You Already Know What Your First AI Rule Should Be. You Just Have Not Written It Down Yet.
Every developer who works with AI regularly has a list of corrections they make. Not a written list. A mental one. The things they fix after every ses…
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AI Built My UI in 2 Hours. Then I Spent 3 Weeks Fixing It.
The PR had 47 changed files. Three new React components, two API routes, a context provider, and what appeared to be an entire form validation library…
React Internationalization Complete Guide (2026): From Zero to Production-Ready Multilingual Apps
Internationalization (i18n) is no longer optional — SaaS products targeting global markets must support multiple languages from day one to avoid costl…
Focus Issues and Refinement Support
Prologue A while ago, I decided to develop a fully accessible main navigation component in React and write a series of articles documenting the steps …
React Server Components vs. Astro Islands: When to Use Each Pattern
React Server Components vs. Astro Islands: When to Use Each Pattern I've shipped production code with both React Server Components (RSC) and Astro Isl…
Escaping the Trap: Fixing Stale Closures in React Hooks ⚡
The Silent Interval Bug When building dynamic dashboards at Smart Tech Devs, you frequently need to implement background timers. Whether it's an auto-…
How I Built a Cinematic Portfolio with React and Framer Motion
Hi, I'm Akshay Bhawar, a Full Stack Developer from Maharashtra, India. Recently, I decided to completely redesign my portfolio. Instead of going with …
useMemo vs useCallback in React
React applications re-render whenever state or props change. In most cases, React handles re-rendering efficiently. However, in large applications wit…
The Best React Data Grid Is the One You Will Not Hate After Feature Request Number Seven
I have never seen a product manager open a ticket called: Turn this table into a small operating system. It happens one perfectly reasonable request a…
I Built a PDF Toolbox That Never Uploads Your Files — Here's How
Every "free online PDF tool" uploads your files to a server. I built one that doesn't — and here's the technical breakdown. The Privacy Problem Try th…
3 Basic JavaScript concepts to start your React Journey: Part 1
As the title suggests, we're going to look at three fundamental JavaScript concepts that will help you start your React learning journey. These aren't…
Automate Your Healthcare: Building an AI Agent to Book Doctor Appointments and Archive Lab Reports
We've all been there: staring at a clunky, 10-year-old hospital web portal, clicking through endless nested menus just to book a simple check-up or do…
I built a real-time Air Quality Index monitor from scratch — AtmoPulse 🌍
Hey everyone! I'm a fullstack development learner and I just finished building one of my most ambitious projects entirely from scratch — no templates,…
react-slotx
react-slotx — Step-by-Step Tutorial This guide will walk you through using react-slotx from scratch. No prior knowledge of slots or portals is require…
React 19 Hydration Mismatch in Static Export
📚 This is Part 3 of the UtlKit Tech Series — Part 2 covers the architecture & trade-offs → Read Part 2 React 19 Static Export Hydration Mismatch? …
The Next.js Data Cache Error That Broke My Production App (And How I Fixed It)
The Next.js Data Cache Error That Broke My Production App (And How I Fixed It) A real bug from building Flacron Gamezone — a live football platform bu…
What is Moto UI?
Moto UI is a modern React component library built for developers who care about accessibility, performance, and developer experience . It combines the…
What I learned building a take-home pay calculator for all 50 US states
I built a free paycheck calculator because the existing ones annoyed me. Half of them are buried under ad units, and the other half want your email be…
Introducing Arvia: a design system compiler for the web
Introducing Arvia Arvia is a design system compiler. You describe your tokens, themes, and components in .arv files, and a compiler turns each one int…
useState vs useReducer in React
What is useState? useState is a React Hook that allows functional components to create and manage state. Before Hooks were introduced, state could onl…
How We Cut Magento Checkout Drop-off by 34% with a React Frontend
When a Magento store feels slow, merchants usually notice it first on the homepage. When revenue actually slips, we usually find the damage deeper in …
Why We Rebuilt Our Magento Checkout with React: Performance Results
Magento's default Luma checkout loads a heavy Knockout.js stack, dozens of RequireJS modules, and payment iframes that fight for the main thread. For …
Drag-and-drop rescheduling with dnd-kit: the four edge cases that were the actual feature
We added drag-and-drop rescheduling to our social media calendar (Next.js + dnd-kit, Rails API behind it). The drag interaction took a day. The edge c…
The Best JavaScript Slider Library? Introducing Pagiflow: A Zero-Dependency, High-Performance Carousel
Have you ever noticed how quickly a web page's performance can drop when you add a slider or carousel? For years, web developers have had to choose be…
Why modal.open() should return Promise<TResult>, not Promise<any>
How treating modals as typed async operations eliminates boolean state, callback chains, and runtime surprises in React apps. React applications often…
Stop Declaring Tools Dead — lucide-react is Still Fine
Every few months, a post goes viral: "Please stop using [perfectly good tool]." This time it's lucide-react. And honestly? The take is lazy What's the…
Common mistakes when building a multi-domain photo app (CZ/SK/PL/EN/DE from one codebase)
At Inithouse, a studio shipping a growing portfolio of products in parallel, we run an AI photo animation tool across five country domains from a sing…
Sync State Across Browser Tabs: Master BroadcastChannel in React ⚡
The Cross-Tab Desync Problem In modern SaaS web environments at Smart Tech Devs, enterprise power-users frequently operate with multiple browser tabs …
How I Built a Prompt-to-Music AI Agent & Browser-Based Karaoke Separator with React & ONNX
Tags: react , webdev , onnx , audio Introduction Music generation, vocal separation, and intelligent arrangement have traditionally been server-side t…
How I Replaced 4 Heavy WooCommerce Plugins with a 15KB Vanilla JS Solution 🚀
If you've ever built or managed a WooCommerce store, you know the drill. The client wants to increase sales, so what do we do? We install a Side Cart …