What Really Happens When React State Changes?
You write this: const [ count , setCount ] = useState ( 0 ); Then the user clicks a button: setCount ( count + 1 ); And your UI changes: Count: 0 to…
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Calling redirect() Inside a Suspense Boundary Doesn't Undo What Already Streamed to the Browser
Streaming is one of the genuinely great things about the App Router, the browser can start receiving and rendering parts of a page before every sing…
Building 60fps Canvas Particle & Drift Animations in Next.js 15
Interactive visual effects—such as ambient drift particles, soft glow repulsion, and floating background dynamics—can elevate web applications. Howe…
How to Accelerate Next.js App Router API Routes by 10x
Next.js App Router brought powerful server-side capabilities with React Server Components (RSC) and standard Route Handlers ( app/api/route.ts ). Ho…
WebSockets in React Server Components: Client Islands
Why you shouldn’t copy server state into a global store for realtime Hot take: when React Server Components (RSC) are your default, the worst thing…
Architectural Breakdown: Building Next-Gen Agentic Architectures: From Local RAG to Sandboxed Execut
Building Next-Gen Agentic Architectures: From Local RAG to Sandboxed Execution and BigQuery MCP The 3 AM production fire revealed a harsh truth: mod…
Hello World!
Hello everyone! 👋 Happy to be joining the DEV community. I’m a Computer Engineering student based in Italy. My main focus is Cybersecurity, but I st…
A Practical Guide to React Performance
React is fast by default, until it isn't. The good news is that the vast majority of real-world performance issues trace back to a small set of patt…
I Built an Offline-First HTTP Request Queue for Angular
GitHub Have you ever had a user submit a form, lose their internet connection, and watch their request fail? I wanted to solve this problem in Angul…
I Built a Voice-First AI Sports Journal (And Why I Didn't Over-Engineer It)
There is a fundamental problem with fitness tracking apps today: friction. After a grueling workout, when your hands are sweaty, your heart rate is…
How I Built a Zero-Install, Multi-Gigabyte P2P File Transfer Engine in the Browser with WebRTC & File System Access API
Ever tried sending a 15GB 4K video file or a raw dataset to a teammate sitting at the next desk? The options are surprisingly clunky: Hunt for a phy…
Build a Strapi v5 form with React without using a hosted widget
A React contact form is easy until it needs to be changed by someone who does not ship the frontend. Then the project needs a schema, an editor, ser…
useFieldArray is not updating across steps — and why it can't
If you have a wizard where step two appends to items and step four also appends to items, and the two steps never see each other's data — you have n…
How to manage state in URL search params, cookies and localStorage without the glue code
Search params, cookies, localStorage and sessionStorage all do the same job: they store small key-value state. But each has its own stringly-typed A…
Building DreamHome: A Modern Real Estate Platform with the MERN Stack
Building DreamHome: A Modern Real Estate Platform with the MERN Stack By Dhrumil Gajjar — Full-Stack MERN Developer based in Gandhinagar, Gujarat Th…
UI Resilience: React State Machine Architecture ⚙️
The "Impossible State" Crisis in React Building complex User Interfaces in React often leads to a phenomenon known as "State Spaghetti." When develo…
Beyond CSS-in-JS: From Element Styles To Component Themes
This is part of my Building Fluentic Style series, where I’m writing down the design decisions, tradeoffs, and small surprises from building Fluenti…
What I Actually Had to Change When Moving to React Server Components
Originally published at parvejshah.com/blog/nextjs-16-turbopack-deep-dive by Parvej Shah . When Next.js introduced the App Router with React Server…
What Changes When Converting SVG to React Components (JSX & TSX)
TL;DR SVG attributes like stroke-width become strokeWidth in JSX. class → className . Numeric values become {expressions} . Inline styles become obj…
The Audit's Blind Spot: I Weighed the Build, Not the Page
I published a post called "I Audited My Own Portfolio and Found 20 Problems" . It was an inventory: I went through my own site — a React 19 + Vite S…
Show Dev: I built a 3D circuit simulator in Three.js
Post Body: Put together a browser-based 3D circuit simulator over the last few weeks: https://luvaai.in The idea was to make something zero-install…
NFSFU234 Open Source Day: Three Tools, One Scope
Today's NFSFU234 Open Source Day — the first one we've run. FormValidation and TourGuide, previously two separate unscoped npm packages built years…
Build EcoRoute: A smart City Waste and Circular Economy Engine.
Build a full-stack, production-grade project during a hackathon When our team set out to compete in the Smart Cities and Route Optimization track, w…
I built a Web SSH dashboard because the ones I tried were ugly
I built a Web SSH dashboard because the ones I tried were ugly I keep a terminal in a browser tab open most of the day. The tools I tried all had th…
Architectural Breakdown: Can AI Remember What It Sees?
 I still remember the first time I tried to build a responsive photo gallery. I had a design mockup that looked gorgeous…
I Used React DataGrid to Build a Real Space Mission Explorer
I went through the documentation and feature list of React DataGrid, and I wrote React DataGrid: A Free, Open-Source React Data Grid with an Enterpr…
Next.js: Is Pushing Web Performance Toward "Instant" Navigation Without Giving Up Server Components
Next.js 16.3 introduced a broader Instant Navigations architecture designed to make transitions feel closer to a client-side SPA while preserving th…
Sync Enterprise Data: React Query + Server Actions 🔄
The Gap in the App Router Caching System The Next.js App Router introduced a revolutionary, multi-tiered caching system. Between the Data Cache, the…
Architectural Breakdown: We fixed the eval platform we're competing on: a TypeError that crashed thr
We Fixed the Eval Platform: The TypeError That Took Down Three Benchmark Pipelines At 3 AM, Sentry lit up with TypeError: Cannot read property 'map'…