Bun.js: Fast JavaScript Runtime for Devs

🚀 Mastering React Hooks – A Game Changer for Modern Development React Hooks completely changed the way we build components. No more complex class components — everything is cleaner, more readable, and reusable. Here are some of the most powerful hooks I use daily: 🔹 useState – Manage state easily 🔹 useEffect – Handle side effects like API calls 🔹 useContext – Share data across components 🔹 useReducer – Better state management for complex logic 🔹 useRef – Access DOM elements directly 🔹 useMemo & useCallback – Optimize performance 💡 Hooks not only simplify your code but also improve scalability and maintainability. If you're working with React and still not fully using Hooks, you're missing out on a huge productivity boost! 👉 What’s your favorite React Hook and why? #ReactJS #WebDevelopment #Frontend #JavaScript #ReactHooks #SoftwareDevelopment #Coding

React isn’t just a library—it’s a mindset. From breaking down complex UIs into reusable components to managing state with precision, React teaches you how to think in systems, not just screens. What looks like simple code on the surface is actually layers of logic, structure, and scalability working together behind the scenes. Just like any powerful tool, the real value of React isn’t in writing code—it’s in how you architect experiences. Build components. Think in flows. Design for scale. #ReactJS #FrontendDevelopment #WebDevelopment #JavaScript #SoftwareEngineering

React.js Cheatsheet - Your Quick Guide to Core Concepts I've put together a concise React.js cheatsheet covering the essentials every developer should keep handy - from fundamentals to advanced practices. ☆ Core concepts: Components, JSX, Virtual DOM ☆ Hooks: useState, useEffect, useContext & more ☆ Routing, Forms, and API integration ☆ Performance optimization & best practices ☆ Testing and real-world mini project ideas Whether you're revising fundamentals or mentoring someone, this quick reference can save time and keep the big picture clear. 💡 Consistency in basics is what builds a strong front-end. #ReactJS # Frontend #WebDevelopment #JavaScript #Coding #Learning #Developers

🚀 Starting a 10-part series on React things that make code harder than it needs to be. Not tutorials. Not “10 hooks you should know.” Just real patterns that show up in actual codebases and make simple work more annoying than it should be. Part 1: A lot of React problems are really state problems. Not React itself. Not JSX. Not even hooks most of the time. State living in too many places. Duplicated state. State doing jobs it was never supposed to do. That’s usually when an app starts feeling harder to reason about than it should. The more I work with React, the more I think good frontend code starts with good state decisions. If the state is messy, everything downstream gets harder: debugging feature work testing handoffs even basic collaboration Good React usually feels predictable. And predictable usually starts with state. What’s the most common state mistake you keep seeing? #React #ReactJS #StateManagement #FrontendEngineering #JavaScript #TypeScript #SoftwareEngineering

Today I revisited an important concept in React.js — the Component Lifecycle. Understanding the lifecycle of a component is essential for writing efficient and maintainable React applications. Every React component goes through a series of phases during its lifetime. Key Lifecycle Phases: • Mounting – When the component is created and inserted into the DOM. • Updating – When the component re-renders due to changes in state or props. • Unmounting – When the component is removed from the DOM. In traditional Class Components, lifecycle methods such as componentDidMount, componentDidUpdate, and componentWillUnmount were used to manage these phases. With Functional Components and React Hooks, particularly useEffect(), managing lifecycle-related logic has become simpler and more readable. Mastering the React lifecycle helps developers: ✔ Handle side effects like API calls ✔ Optimize component performance ✔ Write cleaner and more predictable code Learning React is not only about building components, but also about understanding how they behave throughout their lifecycle. #ReactJS #FrontendDevelopment #JavaScript #WebDevelopment #ReactLifecycle #ReactHooks #SoftwareEngineering #LearningInPublic

⚠️ React Hooks Look Simple… Until You Try Them. As I’ve been learning useState, I started noticing something…” At first, it looked easy. Just a variable… and a function to update it. Simple, right? That’s what I thought. Until I actually tried using it. Coming from JavaScript, I’m used to changing values directly. But in React? You don’t just change values. You update state… and React re-renders everything for you. That shift? Confusing at first. I found myself asking: “Why can’t I just update it directly?” 🤔 But as I kept practicing, something started to click. React isn’t just about writing code. It’s about thinking differently. Instead of controlling everything manually, you describe what should happen… And React handles the rest. That’s powerful. Still learning. Still making mistakes. But now it’s starting to make sense. 💬 If you’ve learned React hooks — what confused you the most at the beginning? #ReactJS #FrontendDevelopment #JavaScriptDeveloper #WebDevelopmentJourney #LearnToCode

🚀 Mastering React Hooks! 🚀 Ever wondered how to manage state in functional components? React Hooks is the answer! They allow you to add state and other React features to functional components without writing a class. Super convenient, right? 🤩 For developers, mastering React Hooks opens up a whole new world of possibilities in simplifying component logic and making code more readable. So let's dive in step by step: 1️⃣ First, import { useState } from 'react' 2️⃣ Then, declare a state variable using useState hook 3️⃣ Use the state variable and a function to update it Here's an example: ```jsx import React, { useState } from 'react'; function Counter() { const [count, setCount] = useState(0); return ( <div> <p>You clicked {count} times</p> <button onClick={() => setCount(count + 1)}>Click me</button> </div> ); } ``` Pro Tip: Remember to always keep the dependencies array updated to avoid unwanted re-renders! 🌟 Common Mistake Alert: Forgetting to pass all dependencies to the dependencies array can lead to unexpected bugs, so be thorough in checking! ❗️ Ready to level up your React game with Hooks? What cool projects are you planning to build using React Hooks? 💡🛠️ #ReactHooks #JavaScript #WebDev #FrontendDevelopment #StateManagement #LearnToCode #CodeNewbie #TechTips #tharindunipun.lk

🚨 I see developers jumping straight into React and Next.js — and struggling to debug the simplest bugs. Here's the uncomfortable truth: 👉 React is just JavaScript. 👉 Next.js is just JavaScript. 👉 Every framework you'll ever use... is just JavaScript. If your JS fundamentals are weak, you're building on sand. 🏚️ Here's what actually happens when you skip the basics: ❌ You copy-paste code without understanding it ❌ You can't debug — only Google ❌ Every new framework feels like starting from zero But when you master JS fundamentals first: ✅ Closures → you understand React hooks ✅ Event loop → you understand async/await & API calls ✅ Prototypes → you understand how JS objects really work ✅ Array methods → you write cleaner, readable React components Frameworks come and go. JavaScript stays. Invest time in the fundamentals. Your future self — and your teammates — will thank you. 🙌 ───────────────── 💬 Drop a comment: What JS concept clicked everything into place for you? #JavaScript #WebDevelopment #React #NextJS #Frontend #100DaysOfCode

⚛️ Sharing My React.js Notes Just shared my React.js notes to help anyone who is starting or revising React. React can feel overwhelming at first, but once you understand components, props, state, and hooks, everything starts making sense. I created these notes to simplify the core concepts and make learning React easier for beginners and developers who want quick revision. 📘 These notes focus on: • Components & JSX • Props & State • React Hooks • Event Handling • Basic React Concepts Hope this helps developers who are on their React learning journey 🚀 📌 Save this post for revision 💬 Comment “REACT” if you want the notes 🔁 Share with someone learning React All credit goes to the original creator of the material. #React #ReactJS #FrontendDevelopment #JavaScript #WebDevelopment #Coding #Developers #TechLearning