JavaScript's Single Thread: Boosting React Responsiveness

Built a simple To-Do List App using HTML and JavaScript. where users can add and delete tasks dynamically. While building this project, I practiced DOM manipulation, event handling, and dynamically creating elements in JavaScript. Small projects like this help strengthen the basics. 🚀 #javascript #webdevelopment #frontend #coding #learningbydoing

🚀 Why map( ) is Preferred in JavaScript & React While working with arrays in JavaScript—especially in React—map( ) becomes a go-to choice 👇 ✅ Returns a new array (no mutation) ✅ Keeps code clean & readable ✅ Perfect for JSX rendering ✅ Fits well with functional programming ✅ Helps avoid unexpected bugs In React, writing predictable and declarative code is everything—and map() supports that mindset perfectly. “Write code that explains what you want, not how to do it.” 💡 Small choices like using map() can make a big difference in code quality. #JavaScript #ReactJS #WebDevelopment #Frontend #CleanCode #LearningJourney #100DaysOfCode

Not every React re-render is a problem. When state or props change, function components re-run, but the DOM only updates where needed. Real issues appear when you have: - Heavy calculations inside render - Changing object/function references - Props that break memoization Use useMemo and useCallback wisely not to stop re-renders, but to keep references stable. #ReactJS #FrontendDevelopment #WebDevelopment #JavaScript #ReactTips #PerformanceOptimization #WebDev #CodingTips #LearnReact #Programming Before optimizing, ask: «Is this re-render actually expensive, or am I optimizing too early?» React is built for frequent re-renders. Understanding them beats trying to prevent them.

⚡ A small performance trick that improved my React application While working on a React project recently, I noticed the UI was re-rendering more times than expected, which slowed down the application. After checking the component logic, I realized the issue was caused by unnecessary re-renders when props or functions were recreated on every render.The solution was simple: using useMemo and useCallback to prevent unnecessary recalculations and function recreations. Example: const memoizedValue = useMemo(() => computeValue(data), [data]); const memoizedFunction = useCallback(() => { doSomething(); }, []); This small optimization significantly improved performance and made the application much smoother.Sometimes small optimizations make the biggest difference in real-world applications. #ReactJS #JavaScript #FullStackDeveloper #WebDevelopment #FrontendDevelopment #Programming #CodingTips

💡 Built a mini Todo List in JavaScript! • Add tasks ✅ • Mark them as completed ✔️ • Delete tasks ❌ • Interactive and animated ✨ A fun way to practice DOM manipulation, events, and JS arrays. Perfect for sharpening frontend skills! 🚀 #JavaScript #Frontend #WebDevelopment #Coding #LearnToCode #MiniProject #DOM #Interactive

🚀 React Class Components vs Function Components React has evolved — and so has the way we build components. 🔷 Class Components ✅ Lifecycle methods (componentDidMount, etc.) ✅ Structured, traditional approach ⚠️ More boilerplate ⚠️ Harder to reuse logic 🟢 Function Components ✅ Hooks (useState, useEffect) ✅ Cleaner & more readable code ✅ Easier state and side-effect management ✅ Highly reusable logic 💡 Modern React development favors function components, but understanding both is essential for working with real-world codebases. Which one did you learn first — classes or hooks? #React #WebDevelopment #Frontend #JavaScript #Programming #SoftwareEngineering #UI #Development

🚀Day 97 of Cohort2.0 Today's class was about More on Instagram clone project with Ankur Prajapati at Sheryians Coding School In This session, i implemented some more API's that will further be used while interacting frontend. i learned some crucial security related and error Handling related concepts that helps in better user experience and make the app more manageable. #responsiveness #responsivedesig #css #scss #html #Cohort2 #webdevelopment #Javascript #react #DOM #frontend

Nobody talks about the moment you finally understand the React rendering cycle. One day it just clicks. You stop fighting re-renders. You stop throwing useCallback at everything hoping something sticks. You stop questioning why your component is rendering three times on a single state update and start actually knowing why. That moment does not come from reading the docs. It comes from breaking something badly enough in production that you had no choice but to go deep. The virtual DOM is not magic. Reconciliation is not magic. The dependency array is not a suggestion. Once you internalize that React is just a function that runs on a schedule and decides what changed, everything else starts making sense. Chase the understanding, not the syntax. #React #ReactJS #JavaScript #FrontendDevelopment #WebDevelopment #SoftwareEngineering #UIEngineering #ReactDeveloper #CleanCode #Programming

🚀 Struggling with JavaScript variables? This simple infographic breaks down var, let, and const like a pro! 📊✨ Check out the key differences: • var: Old-school, function-scoped, hoisted (but undefined chaos 😅), redeclarable & reassignable. • let: Modern block-scoped hero 🛡️, no redeclaration in same block, reassignable, temporal dead zone. • const: King of constants 👑, block-scoped, immutable binding (can't reassign), not redeclarable. Pro tip: Ditch var forever—stick to let for changes, const for stability! Saves bugs in React apps. 💻What's your go-to: let or const? Drop a comment! 👇🔥 #JavaScript #VarLetConst #WebDevelopment #FrontendDev #CodingTips #ReactJS #LearnJS #DeveloperLife #Programming #TechTips

Day-10/21 🎮 Built a Bubble Game while sharpening my JavaScript fundamentals! Every developer knows that strong fundamentals are the real power-ups in programming. So I recently built a Bubble Game where the objective is simple but addictive: 👉 Find and click the correct number before the timer runs out! While building this project, I practiced several core JavaScript concepts: 💡 Concepts Used DOM Manipulation Event Handling Random Number Generation Game Logic Implementation Timers with setInterval() Dynamic UI Rendering The game generates random bubbles, sets a target number, and challenges the player to score as many points as possible before the timer hits zero. Every correct click regenerates the board and updates the score. 🔥 Why this project matters to me Even though the game is built with JavaScript, projects like this strengthen the logic that I’ll later implement using React components and state management. So this project is not just a game — it’s another step in my journey toward becoming a better React Developer. 🚀 Always learning. Always building. #JavaScript #WebDevelopment #React #FrontendDevelopment #Coding #LearningInPublic #GameDevelopment #Developers #SheryiansCodingSchool #21DaysChallenge "Can you beat my score before the timer ends? 👀🎮"