Dimitar Yanev’s Post

🚀 React 19 just removed one of the most annoying patterns… No more forwardRef just to pass a ref 👀 Now you can treat ref like a normal prop — simple, clean, and finally intuitive. 💡 Before: Extra wrapper, more boilerplate, harder to read 💡 Now (React 19): Just pass ref like any other prop ✅ This small change = big DX upgrade • Less code • Better readability • More intuitive component design • Cleaner abstractions Honestly, this is one of those changes you don’t realize you needed… until you use it. 👉 Are you excited about this, or do you think forwardRef was fine? #React #React19 #JavaScript #Frontend #WebDevelopment #CleanCode #DeveloperExperience

just published part 2 of my React internals series , this one covers what actually happens when you call setState and how does re-rendering works. part 1 (initial render): https://lnkd.in/dycpqavw part 2 (re-render): https://lnkd.in/d4tWTwmk #react #javascript #frontend #webdev

Built two practical React features today: • Back to Top • URL Validation Solved on Namaste Dev Platform NamasteDev.com sir Akshay Saini 🚀 Focused on clean logic, reusable components, and real-world usability. Consistent small wins → long-term growth. #ReactJS #Frontend #JavaScript #WebDevelopment #LearningInPublic

React performance is not just about fast code — it's about preventing unnecessary re-renders. Many developers focus on building features, but understanding why components re-render is what improves real application performance. Here’s a simple breakdown of: ✔ Why components re-render ✔ Common mistakes causing unnecessary renders ✔ How useMemo, useCallback, and React.memo help Small optimizations create big impact in production systems. What’s your favorite React performance optimization technique? #ReactJS #JavaScript #FrontendDevelopment #WebPerformance #SoftwareEngineering #ReactDeveloper #TechLeadership

useState looks simple, but it teaches one of the most important ideas in React: UI is a function of state. The moment you stop manually changing the DOM and start updating state instead, React starts to make a lot more sense. useState is usually the first hook people learn, but it is also the one that shapes how you think about component design: - what data changes - what triggers re-renders - what should stay local - what should move higher up Simple API, big mindset shift. Good React code starts with good state decisions. #reactjs #javascript #frontend #webdevelopment

Understanding the React Component Lifecycle 🌿⚛️ Every React component goes through three key phases: 🟢 Mount – when the component is created and added to the DOM 🔵 Update – when state or props change, triggering re-renders 🟣 Unmount – when the component is removed from the DOM With modern React, the useEffect hook ties it all together: Runs after mount (initial render) Runs after updates (when dependencies change) Can clean up on unmount (return function) useEffect(() => { // side effect here return () => { // cleanup on unmount }; }, []); Mastering this flow helps you manage side effects like API calls, subscriptions, and timers cleanly and predictably. #React #WebDevelopment #Frontend #JavaScript #ReactJS #Coding

How you structure your projects matters as much as the code itself! 📂🚀 Organization isn't just about finding files faster; it’s the foundation of scalability and maintainability. A well-structured project makes collaboration seamless and keeps technical debt to a minimum. In my recent work, I’ve been prioritizing a modular folder structure similar to this one. By clearly separating Features, Hooks, and Services, the codebase stays clean and easy to navigate even as the application grows in complexity. What does your favorite frontend folder structure look like? Let’s discuss in the comments! 👇 #WebDevelopment #Frontend #CleanCode #ReactJS #SoftwareEngineering #ProgrammingTips #JavaScript

🚀 Debounce vs Throttle in React (and when to use each) Handling user interactions efficiently is key to building performant applications — especially when dealing with frequent events like typing and scrolling. Here’s a simple breakdown: 🔹 Debounce • Delays execution until the user stops triggering the event • Best for: search inputs, API calls on typing 🔹 Throttle • Limits execution to once every fixed interval • Best for: scroll events, resize handlers ⚠️ Without control, frequent events can lead to: • Too many API calls • UI lag • Performance issues 📈 Results: • Reduced unnecessary API requests • Improved UI responsiveness • Better user experience 💡 Key takeaway: Use debounce when you want the final action, use throttle when you want continuous control. What scenarios have you used debounce or throttle in? #React #Frontend #WebDevelopment #Performance #JavaScript #NextJS

3 Simple Ways to Improve Performance in React While working with React, small optimizations can make a big difference: 1. useMemo / useCallback Helps reduce unnecessary re-renders, especially for repeated calculations or functions 2. Code Splitting (React.lazy) Load components only when needed, which improves initial load time 3. Reduce unnecessary re-renders * Use React.memo * Organize your state properly * Keep components focused and isolated Apply these, and you’ll notice a smoother and faster UI #React #Frontend #Performance #WebDevelopment #JavaScript

react 19 has a new use() api and it breaks one of the oldest rules in react hooks must be called at the top level. always. no conditions, no loops. use() doesn't care. you can call it inside if statements, loops, conditionals - things that were never allowed before. it does two things: - reads a promise (integrates with suspense automatically) - reads context (like useContext, but more flexible) function UserCard({ userPromise }) { const user = use(userPromise); // suspends until resolved return <p>{user.name}</p>; } the catch? create your promises in server components and pass them down - not inside the client component itself, or you'll get an infinite loop on every re-render. it's a small api with a big mental shift. react is clearly moving toward a world where async is first-class - not something you bolt on with useEffect + useState + loading flags. #react #react19 #frontend #javascript #webdev