Demystifying React Hooks: A Streamlined Guide for Developers
React Hooks have revolutionized how we write React components, offering a powerful way to manage state and side effects directly within functional com…
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Fixing a Memory Leak in React by Cleaning Up useEffect
Project Overview The project is a React-based web application that fetches data from a REST API and displays it in a dynamic dashboard. Users can navi…
This Week In React #292 : Octane, TanStack, StableRef, Next.js | Workers, SafeAreaView, backgroundImage, WebGPU | TC39, Web Vitals
Hi everyone, Seb and Jan here 👋! This week we have an interesting React challenger, keeping its mental model but compiled ahead of time. Also various …
Building Fluentic: I Didn’t Want a Tailwind Preset. Then I Added Two.
TL;DR: Fluentic Style is a new JSX styling library for React, Preact, Solid, and compatible JSX runtimes. It starts with typed style objects and a css…
You Know What Happens When There's a Bug in Authentication? Absolutely Nothing.
This is a submission for DEV's Summer Bug Smash: Smash Stories powered by Sentry . Everything Stops You know what happens when there's a bug in authen…
React useUpdateEffect Hook: Skip the First Render (2026)
React useUpdateEffect Hook: Skip the First Render (2026) useEffect has no opinion about why it's running. Mount, update, doesn't matter — the callback…
Payment Integration Process Using AI with React JS - DEV.to Guide 2026
The short answer: Integrating payments in a React JS app using AI means combining a payment gateway SDK (Stripe, PayPal, Razorpay) with AI-powered fra…
Stop Faking Your Mock APIs: Introducing Playground API 🚀
If you’ve ever built a frontend prototype, mobile app, or design demo, you’ve likely run into this common headache: You connect your app to a mock RES…
10 Next.js Performance Mistakes That Slow Down Production Apps
A Next.js application can feel fast during development and still become painfully slow after deployment. Local development usually runs with a small d…
React Compiler in Production: Adoption, Measurement & Safe Rollout
Start with a user-facing performance baseline The compiler optimizes how React derives and reuses UI, so its value is most visible in interfaces that …
A Disabled Button Is Not Delivery: Build a Receipt-Based React Support Form
A user writes a detailed bug report, presses Send , and sees a disabled button. Then the request takes longer than expected. Did the report arrive? Sh…
Google reCAPTCHA v2 and v3 in React, Vue, or Angular, with one prop
Every time I add Google reCAPTCHA to a form I end up rewriting the same glue: load the script exactly once, register and clean up global callbacks, ha…
React 19's useActionState Showed Me Why Disabling My Submit Button Was Never Enough
Every form I ever shipped before React 19 needed the same three pieces of state, and I wired them up by hand every single time. One for the result. On…
React Performance Optimization Techniques That Actually Work
Performance optimization in React is often surrounded by myths. Developers routinely wrap every single component in React.memo , wrap every function i…
Feels like a feature until it's infrastructure
A while ago I wrote about pricing logic and why it deserves to be treated as infrastructure instead of a pile of UI code. This is the same lesson, cau…
Free Website Performance Monitoring: PageSpeed CI + CrUX + GitHub Actions
Commercial performance monitoring starts at $29-99/month. With Google PageSpeed API + GitHub Actions, you get continuous monitoring at $0. The Need Af…
The Multiple Browser Tab Token Trap: Synchronizing JWT Refresh Across Browser Tabs
How multiple open browser tabs can accidentally DDOS your auth server, and how to fix it with the Web Locks API. Picture this: You’ve just shipped a s…
How to Scale a Developer SaaS from 0 to 1 Lessons from Building PromptDev
Building a SaaS product is easy in 2026—technologies like Next.js, Vercel, and AI tools allow developers to launch products in days. However, scaling …
When Your SPA Eats Your API Routes: Fixing the Cloudflare Worker vs React Router Conflict
This article was originally published on Jo4 Blog . My affiliate tracking links were returning the entire React app instead of a 302 redirect. Not a 4…
Why Prompt Engineering Needs Software Architecture Principles (And How I Built PromptDev)
Most prompt libraries treat prompts like plain text snippets or random notes. But if you’re building production-grade AI features or complex system in…
Preview and edit material-kit-react without a build step
~7 min read · Tutorial I look at a lot of MUI admin templates. material-kit-react from the minimals people is one I keep going back to. Clean, typed, …
Cross-Platform Apps with React Native: What Every Business Owner Should Know
Key Takeaways One codebase. Two platforms. That’s it. Write once, runs on iPhone and Android both. Not a web page dressed up as an app — actual native…
Schemas Won. Form Libraries Haven't Noticed Yet
A look at how TypeScript projects came to treat schemas as the source of truth for data, why the big form libraries were designed before that happened…
React Native Hooks in Depth — Examples, Scenarios & Production Patterns
React Native Hooks in Depth — Examples, Scenarios & Production Patterns Introduction You open a screen, fetch a list, tap a favorite, rotate the p…
The Button That Sent People to a Blank Form
Every service page on my portfolio ends with the same call to action: a big Start Project button. Click it on the Automation page, and you land on the…
Break Up Your React App: Micro-Frontends with Next.js 🧩
The Frontend Monolith Bottleneck Backend architectures evolved from monoliths to decoupled services years ago, but the frontend was largely left behin…
How I Built an AI Pet Video Generator with TanStack Start and ByteDance Seedance
How I Built an AI Pet Video Generator with TanStack Start and ByteDance Seedance A few months ago I set out to build something that felt genuinely mag…
Как я организовал проект на Next.js
В этой статье я расскажу, как организовал свой проект на Next.js. На примере реального приложения рассмотрены структура проекта, организация маршрутиз…
Jelly UI: Is This Soft-Body Physics Library the Future of Web Forms, or Just a Fun Party Trick?
Alright, folks, let's talk about something that genuinely caught my eye this week: Jelly UI. If you haven't seen it yet, go check it out. It's a libra…
How AI changed the way I pick frameworks, and the two places React survived
That 130-file PR that shipped KeyEcho 1.0 contained a decision I never wrote about: the desktop app moved from Tauri 1 + Vue to Tauri 2 + SolidJS. The…