JavaScript: map() vs forEach() explained

🎯 Practiced JavaScript DOM today learned how to manipulate multiple elements and how JS interacts with each node in real time. It’s amazing how small scripts can change an entire webpage dynamically! 💻 Check it out here 👉 https://lnkd.in/g9cWfhaH #JavaScript #WebDevelopment #Frontend #LearningJourney

A closure in JavaScript is when a function remembers and accesses variables from its outer scope, even after that outer function has returned. #javascript #typescript #frontend #backend

Daily JavaScript/React tip: Build small, reusable components. Prefer functional components and hooks. Use useEffect with a cleanup function to avoid memory leaks. Memoize expensive renders with React.memo. Keep state localized and lift state up only when necessary. #JavaScript #React #WebDev #FrontendTips

💻 JavaScript Fun Today! Here’s what I learned: 🎯 How to use variables (var, let, const) and understand their differences 🎯 How to interact with users using alert() and prompt() 🎯 Playing with strings, numbers, and template literals 🎯 Linking JS files to HTML and using defer for smoother loading 💬 Would love to hear your tips for making JS more interactive and fun! #JavaScript #WebDevelopment #Frontend #JSBasics #100DaysOfCode #LearningInPublic #BuildInPublic

💡 Webpack Tip: Struggling with a large JavaScript bundle? Use the `webpack-bundle-analyzer` plugin to get a visual, interactive treemap of your output files, making it easy to spot and remove oversized dependencies. It's a game-changer for optimizing your application's load time and identifying what's *really* in your bundle. #Webpack #Frontend #JavaScript #WebDev #Performance #Optimization

🔥 10 Mini Custom Hooks That Save Time These hooks are small but incredibly useful. Instead of repeating logic — encapsulate it once, reuse everywhere. Save this post — you’ll use these hooks every day. #React #ReactHooks #JavaScript #WebDevelopment #CleanCode #Frontend #TypeScript #CodingTips

Today I learned about three important JavaScript loops: forEach() for...in for...of Each one has its own purpose: forEach() — used to loop through array elements for...in — used to iterate over object keys for...of — used to loop through iterable values like arrays or strings Understanding the difference between them really cleared things up for me 💡 #JavaScript #WebDevelopment #LearningJourney #Frontend #100daysofcode

👨🏻💻 Tip 26 — Object.assign() in JavaScript Need to combine objects or copy properties from one object to another? 🤯 That’s where Object.assign() comes in! It merges one or more objects into a target object, adding all the properties from the sources. If the same key appears more than once, the last object wins ✨ 👨🏻🏫 Example shown in the media of this post! 🤔 Why it's useful: • Helps create copies of objects • Makes object manipulation cleaner and more readable 🔁 Follow for more simple and useful WebDev tips! #webdevelopment #fullstack #frontend #backend #javascript

🚀 Just finished a small JavaScript project! I built a modal window that opens and closes when clicking buttons, the overlay, or pressing the Escape key. 🧠 This helped me understand: - querySelector / querySelectorAll - addEventListener - classList.add() and .remove() - Keyboard events like keydown Check out the full project on GitHub 👇 🔗 https://lnkd.in/euzZQVBA #JavaScript #WebDevelopment #Frontend #LearningInPublic #Makhilens