How Node.js implements the require() function

🚀 Bun.js vs Node.js — The Next-Gen JavaScript Runtime ⚡ Bun is making waves in the JavaScript world — claiming to be faster, leaner, and simpler than Node.js. Here’s a quick comparison 👇 🔥 Key Highlights: Written in Zig for performance & safety Built-in TypeScript & transpiler (no extra setup) 29x faster package manager Hot reloading out of the box Minimal setup, lightning-fast execution 💡 Node.js still dominates in ecosystem maturity and stability — but Bun is quickly becoming the go-to for speed-focused developers. 👉 What do you think? Will Bun replace Node.js in the future? #BunJS #NodeJS #JavaScript #WebDevelopment #Performance #Backend #Developers

Are you a React developer who still types import React from 'react' by hand? Your VS Code setup might be costing you hours each week. I wrote a quick guide on the 10 extensions that aren't just "nice-to-haves"—they're essential for a modern, fast, and clean workflow. Stop fighting your editor and make it work for you. #react #reactnative #vscode #javascript #webdevelopment

Why learning pure JavaScript matters Frameworks change, but JavaScript fundamentals—like closures, event loop, promises, and async/await—never go out of style. Mastering JS makes you a stronger React, Next.js, and even React Native developer. 👉 What’s your favorite JavaScript concept? #JavaScript #ReactJS #NextJS #Frontend #WebDevelopment

I recently made a small optimization in my React project — and it improved the load time by almost 30%! It all came down to: ✅ Replacing heavy 3rd-party libraries with lighter ones ✅ Using React.lazy and Suspense for code splitting ✅ Loading only what’s needed (dynamic imports) Such a tiny tweak made a noticeable difference in performance — both in Lighthouse scores and real-user experience. Sometimes, the biggest wins come from the smallest changes 💡 Have you made a simple tweak that gave you big results? Let’s share optimization ideas 👇 #reactjs #webperformance #frontenddevelopment #javascript #nextjs #webdev

🚀 Mastering useReducer in React When working with React’s useReducer hook, developers often face tricky issues that can break state logic or cause unexpected re-renders. 👉 Here are some common mistakes you should watch out for 👇 1️⃣ Dispatching an action, but the screen doesn’t update. 2️⃣ A part of the reducer state becomes undefined after dispatching. 3️⃣ The entire reducer state becomes undefined after dispatching. 4️⃣ Error: “Too many re-renders.” 5️⃣ The reducer or initializer function runs twice Let’s write clean, predictable state logic 💪 #ReactJS #ReactHooks #useReducer #CommonMistake #WebDevelopment #Frontend #JavaScript

React's popularity in front-end development is undeniable. Are you leveraging this powerful JavaScript framework to streamline your development workflow? React simplifies complex tasks, allowing developers to focus on building innovative user experiences. Share your favorite React tips and tricks in the comments! #ReactJS #JavaScript #FrontendDevelopment #WebDevelopment #SoftwareEngineering

Next.js 16 is here! I just shared a quick breakdown of the key updates, from performance improvements to native React 19.2 support. Check it out and let me know your thoughts! #Nextjs16 #Nextjs #React19 #WebDevelopment #JavaScript #Frontend #TechNews

🚀 Lexical Scope and Closures (JavaScript) Lexical scope (also known as static scope) means that a function's scope is determined by its position in the source code. Closures are functions that have access to variables from their surrounding scope, even after the outer function has finished executing. This is because the inner function 'closes over' the variables in its lexical environment. Closures are a powerful feature of JavaScript, enabling data encapsulation and state preservation. Learn more on our app: https://lnkd.in/gefySfsc #JavaScript #WebDev #Frontend #JS #professional #career #development

💡React Tip💡 Most beginner React developers make this mistake while understanding the custom hooks. When using a particular custom hook in multiple components, you might think that each component will refer to the same data returned from that hook like this: const [show, toggle] = useToggle(); However, this is not the case. Each component using that hook will have a separate instance of the hook. As a result, all the states, event handlers, and other data declared in that custom hook will be different for each component using that hook. So If you need to use the same data and event handlers for all the components, you need to import the custom hook at only one place in the parent component of both of these components. Then, you can pass the data returned by the custom hook as a prop or using context to those specific components. So never make the mistake of using the same custom hook in different components assuming changing hook data from one component will be automatically updated in another component also. 𝗖𝗵𝗲𝗰𝗸 𝗼𝘂𝘁 𝘁𝗵𝗲 𝗖𝗼𝗱𝗲𝘀𝗮𝗻𝗱𝗯𝗼𝘅 𝗹𝗶𝗻𝗸 𝗶𝗻 𝘁𝗵𝗲 𝗰𝗼𝗺𝗺𝗲𝗻𝘁 𝘁𝗼 𝘀𝗲𝗲 𝗶𝘁 𝗶𝗻 𝗮𝗰𝘁𝗶𝗼𝗻. 𝘍𝘰𝘳 𝘮𝘰𝘳𝘦 𝘴𝘶𝘤𝘩 𝘶𝘴𝘦𝘧𝘶𝘭 𝘤𝘰𝘯𝘵𝘦𝘯𝘵, 𝘥𝘰𝘯'𝘵 𝘧𝘰𝘳𝘨𝘦𝘵 𝘵𝘰 𝘧𝘰𝘭𝘭𝘰𝘸 𝘮𝘦. #javascript #reactjs #nextjs #webdevelopment

🧩 How js-utility-method started While working across multiple projects — React, Vue, and Node.js — I often noticed one repeating task: Copy-pasting the same small helper functions again and again. It wasn’t efficient, so I decided to create a single reusable npm package to handle all those utility needs. The package is already published, but this is just the beginning. Right now, it includes: A few number methods, some conversion utilities Next, we’ll be adding: - String-related methods - Array utilities - Object helpers - and more... If you love writing clean, reusable JavaScript utilities, feel free to explore the repo and contribute — there’s a lot we can build together 🧑💻 📦 Check it out: 🔗 GitHub: https://lnkd.in/gvAmXCUp 🔗 npm: https://lnkd.in/g_RjiMDn #JavaScript #TypeScript #NPM #OpenSource