React Fundamentals Over Frameworks

A useful React concept that changed how I write code 👇 One of the most important patterns I’ve learned in React is the difference between State vs Props vs Derived State — and when not to create extra state. Instead of storing everything in useState, I now follow this approach: • Use props for data that comes from parent components • Use state (useState) only when the value actually changes over time • Avoid derived state — compute values directly from props whenever possible • Lift state up when multiple components need the same data • Keep components small, focused, and predictable Example mindset: If a value can be calculated from existing props, I don’t store it in state — I derive it inside the component. This reduces bugs, unnecessary renders, and keeps data flow cleaner. This simple shift has made my React code more maintainable and easier to debug. Still learning, still improving every day. 🚀 #ReactJS #FrontendDeveloper #WebDevelopment #LearningInPublic

Mastery starts with the basics! I’ve just wrapped up a hands-on practice session building a Todo App using React and TypeScript. While it might seem like a simple project, the core logic behind it is what fuels complex, real-world applications. During this build, I focused on: State Management: Leveraging useState for dynamic data flow. Immutability: Mastering the Spread Operator [...] to handle state updates efficiently. Array Manipulation: Using .map() for rendering and .filter() to handle precise deletion logic. Type Safety: Integrating TypeScript to ensure robust data handling and catch errors during development. What's next? The logic for creating and deleting is solid, and I’m currently working on implementing a seamless Edit system to complete the full CRUD cycle! I believe that mastering these small building blocks is essential before scaling to enterprise-level projects. The journey of a thousand miles begins with a single line of code. Stay consistent, stay curious! SourceCode:https://lnkd.in/g6VFC2D5 #ReactJS #TypeScript #WebDevelopment #CodingLife #FrontendDeveloper #LearningEveryday #NextJS #JavaScript #DeveloperCommunity #BuildingInPublic

𝐄𝐯𝐞𝐧 𝐚𝐬 𝐚𝐧 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞𝐝 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫, 𝐈 𝐬𝐭𝐢𝐥𝐥 𝐬𝐨𝐦𝐞𝐭𝐢𝐦𝐞𝐬 𝐦𝐚𝐤𝐞 𝐬𝐢𝐦𝐩𝐥𝐞 𝐦𝐢𝐬𝐭𝐚𝐤𝐞𝐬. Today React threw: ❌ “Uncaught Error: input is a void element tag and must neither have children nor use dangerouslySetInnerHTML” I checked the code twice and didn’t notice it at first. I had written: <𝑖𝑛𝑝𝑢𝑡>  𝐸𝑛𝑡𝑒𝑟 𝑛𝑎𝑚𝑒 </𝑖𝑛𝑝𝑢𝑡> I wrote it almost automatically… and didn’t even realize. The issue? <input> is a void element in HTML. That means: 1️⃣ No children 2️⃣ No closing tag 3️⃣ Must be self-closing <𝑖𝑛𝑝𝑢𝑡 𝑡𝑦𝑝𝑒="𝑡𝑒𝑥𝑡" /> 💡 Reminder: Experience doesn’t mean you stop making mistakes. It means you understand them faster. Frameworks don’t replace fundamentals. They enforce them. #ReactJS #FrontendEngineering #LearningNeverStops #WebDevelopment

🚀 Node.js quietly changed how we write backend code One thing I’ve really liked in recent Node.js versions is how much less tooling you actually need now. A few examples from real work: Native fetch → no extra HTTP client just to make an API call Built-in test runner → no heavy testing framework for simple cases Better performance out of the box → faster startup, better memory handling Security flags → you can restrict file system or network access at runtime None of these are flashy features. But together, they make Node.js feel simpler, cleaner, and more production-ready than before. It’s a good reminder that progress in engineering isn’t always about new frameworks — sometimes it’s about removing things. If you’re still running older Node versions, upgrading is honestly worth it. Curious: 👉 What’s one Node.js feature you started using recently and can’t go back from? #NodeJS #BackendDevelopment #JavaScript #SoftwareEngineering #WebDevelopment

⚠️ Master the language before jumping into frameworks I thought frameworks were the shortcut. I thought React, Next.js, and big tools would make me “look” like a real developer. But I was wrong. A framework does not fix weak fundamentals. It only exposes them. When you don’t understand JavaScript deeply: • You copy code without understanding • You fear debugging • You depend on tutorials • You feel stuck when errors appear But when you master the language first… Everything changes. Frameworks become easier. Documentation becomes clearer. Bugs become solvable. Confidence becomes natural. JavaScript is not “just a step.” It is the foundation. Variables. Scope. Functions. Arrays. Objects. Events. If these are strong, any framework becomes lighter. I’ve learned something important in my journey: Slow down. Understand the language. Then scale. Because building on weak foundation only creates bigger problems later. If you’re learning frontend development right now, don’t rush the framework hype. Master the language. Frameworks will wait. 💬 Be honest — did you jump into a framework too early, or did you take your time? #JavaScriptDeveloper #FrontendDevelopment #WebDevelopmentJourney #SoftwareEngineering #LearnToCode

🚀 Day 7/50 – Backend Mastery Series JavaScript was originally meant to run only in the browser… So how did it become one of the most powerful backend technologies? 🤔 The answer is Node.js. ⚡ What is Node.js? Node.js is a runtime environment that allows you to run JavaScript outside the browser. It is built on Chrome’s V8 engine and is designed for building fast and scalable server-side applications. 👉 In simple words: Node.js lets JavaScript work as a backend language. 🔥 Why Node.js is Powerful? ✅ Non-blocking (Asynchronous) ✅ Event-driven architecture ✅ Handles multiple requests efficiently ✅ Lightweight & fast ✅ Huge ecosystem (NPM) This makes it perfect for: • APIs • Real-time applications • Chat apps • Streaming apps • Scalable web servers 🛠 How Node.js Works (Simple Explanation) Traditional servers process one request at a time. But Node.js uses: 👉 Single-threaded event loop 👉 Handles multiple requests without waiting That’s why apps like chats and live notifications work smoothly. 💡 Why Developers Love Node.js? Because you can use: JavaScript for both Frontend and Backend. One language → Full Stack development 🚀 If you're building APIs using Express.js, Node.js is the engine running behind it. Understanding Node.js is a major step toward becoming a strong backend developer. This is Day 7 of 50 Days of Backend Mastery 🔥 Tomorrow: What is Express.js & Why We Use It? Follow the journey if you’re serious about backend growth 🚀 #BackendDevelopment #NodeJS #JavaScript #FullStackDeveloper #WebDevelopment #LearnInPublic

𝗧𝗵𝗲 𝗺𝗼𝗺𝗲𝗻𝘁 𝗥𝗲𝗮𝗰𝘁 𝘀𝘁𝗮𝗿𝘁𝘀 𝗺𝗮𝗸𝗶𝗻𝗴 𝘀𝗲𝗻𝘀𝗲 There is a specific moment in every developer’s journey. Until that point: React feels confusing. Components feel messy. State feels unpredictable. APIs feel chaotic. And then suddenly… Everything becomes structured. What changes? Not syntax. Not hooks. Not libraries. The shift happens when you start thinking in terms of: • Data flow • Component responsibility • State ownership • Reusability • Separation of concerns When you stop asking: “How do I build this page?” And start asking: “How should this application behave?” That’s when React becomes powerful. Real projects are not built page by page. They are built by designing: – where state lives – how components communicate – how APIs integrate – how errors are handled – how performance is managed Most developers don’t struggle because React is difficult. They struggle because no one teaches them how to think about applications. Once that mindset changes — React stops being overwhelming and starts being elegant. And that is the difference between: Learning React and Working with React. #ReactJS #FrontendDevelopment #WebDevelopment #JavaScript #MERNStack #SoftwareEngineering #tejaxglobalinnovations

While interacting with many people learning React, one thing consistently stands out. Most developers don’t struggle with React because of JavaScript. The real difficulty comes from this — tutorials show how to create components, but real projects require understanding how an application actually works. When someone begins to understand where state belongs, how data flows across components, and how different parts of the UI communicate — React suddenly feels much clearer. That transition from “building pages” to “designing applications” is what truly transforms a learner into a developer. #panabakajayaprakash

Every React developer hits this moment 👇 At first, it’s all about learning hooks and libraries. Later, it becomes about understanding the “why”. Why state lives where it lives. Why re-renders happen. Why data flow matters more than tools. 💡 The real upgrade in React isn’t a new library — it’s clear thinking. When the “why” is clear, clean and scalable code follows naturally. #ReactJS #FrontendDevelopment #DeveloperJourney #CleanCode #JavaScript #ReactDeveloper

The React ecosystem moved fast this week. One team cut local dev load times by 83% after migrating from Next.js to TanStack Start. The State of JS 2025 results just dropped. Deno Deploy went GA. And an open-source AI agent hit 100K GitHub stars in 2 days. I broke it all down in this week's Top 5 in React & AI newsletter 👇 https://lnkd.in/gj_jxxXr 🔥 Next.js → TanStack Start: Inngest documented their full migration, why they left, how they did it in 2 weeks with one engineer, and what they'd do differently. The key insight: TanStack's explicit loader pattern makes client/server boundaries dramatically clearer. 📊 State of JS 2025: 13,000 responses. Cursor is now the #2 editor. Nearly 30% of code is AI-generated. And React issues remain the #1 pain point for frontend developers. 🚀 Deno Deploy is GA: Zero-config deploys for any JS framework. Plus the new Deno Sandbox which is a lightweight Linux microVMs that boot in under a second, built specifically for running LLM-generated code safely. 🦞 OpenClaw: The open-source autonomous AI agent (formerly Moltbot/Clawdbot) that went viral. 100K GitHub stars faster than React, Linux, or Kubernetes ever did. Worth knowing about. 🎯 Plus: Nadia Makarevich on whether AI can actually replace an experienced debugger (spoiler: it depends on the bug), and a build tutorial on generative UI dashboards in React using Tambo. The full issue is linked in the comments. ♻️ Repost if this was useful. And if you're not subscribed yet, link is in comments #React #WebDevelopment #JavaScript #TanStackStart #NextJS #Frontend