Why use === instead of == in JavaScript?

🚀 Before async/await, we lived in callback hell. Nested code. Confusing logic. Sleepless debugging. Then async/await arrived — not just syntax, but sanity. ✅ Easier to read ✅ Easier to debug ✅ Easier to teach #JavaScript #CodingTips #AsyncAwait #DevelopersLife

Today's challenge was about JavaScript's async–await and error handling. I created a fetchData(success) function that sometimes resolves and sometimes rejects. Then I used try–catch inside the async function to handle the entire flow. Things I practiced: ✅ Creating a Custom Promise ✅ Proper use of async–await ✅ How resolve & reject work ✅ Error handling with try–catch ✅ API simulation (using setTimeout) Consistent practice is the key. Small steps → strong foundations. ✨ #javascript #asyncawait #webdevelopment #learninginpublic #mernstack #dsa #100daysofcode

Most of the bugs we face aren’t really about something being broken — they come from a lack of deep understanding of the language we’re using. When you truly understand why and how your code works, you start preventing bugs before they even show up. You can’t master that in a day — it comes from building, maintaining, breaking things, and taking time to reflect on what’s really happening behind the scenes. So, instead of rushing through code, slow down a bit. Learn your tools deeply. That’s how you write less buggy and more intentional code. #SoftwareEngineering #LearningInPublic #JavaScript #DeveloperMindset #CodingJourney

#Day68 of #100DaysOfCode Topic: JavaScript Promises Concepts Covered: Understanding Asynchronous and Synchronous behavior Learning about Promise states (Pending, Fulfilled, Rejected) Using then() and catch() syntax Implementing Promise Chaining for cleaner asynchronous code Learned how Promises make async operations more manageable and improve code readability. Practiced in Code Playground console.log("Become the programmer you wish to be!"); Day 68/100 — Exploring the power of Asynchronous JavaScript #CCBP #jpnce #NxtWave #JavaScript #Promises #AsyncJS #WebDevelopment #100DaysOfCode #Day68 #LearningNeverStops

🚀 JavaScript Tip of the Day – Find Duplicate Values in an Array Efficiently! Today I worked on a simple but powerful logic to detect duplicate elements in an array using ES6 Sets. This approach is clean, fast, and avoids unnecessary loops. 🔍 What this does: Tracks seen values Captures duplicates only once Converts the result back to an array ✨ Output: [2, 3] Small logic, big impact! #JavaScript #Coding #WebDevelopment #100DaysOfCode #LearnEveryday

Just solved an easy-level question that’s deceptively tricky if you’re new to closures in JavaScript! 💡 Why it’s interesting: Even though the problem seems simple, it requires understanding how closures let a function “remember” variables from its outer scope. This is what allows us to ensure a function can only be called once. 🔑 Quick hint on closures: A closure is like a backpack for a function—it carries along variables from its outer function even after the outer function has finished executing. Perfect for scenarios like this! #JavaScript #LeetCode #DSA #Closures #CodingJourney

🚀 𝗗𝗮𝘆 𝟭𝟬 𝗼𝗻 𝗟𝗲𝗲𝘁𝗖𝗼𝗱𝗲 Today’s focus was on mastering one of JavaScript’s most powerful array tools the 𝗳𝗶𝗹𝘁𝗲𝗿() method. 🧠𝗜 𝘀𝗼𝗹𝘃𝗲𝗱: 🔹 2634. Filter Elements from Array 🔹 169. Majority Element 🔹 219. Contains Duplicate II 💡 𝗞𝗲𝘆 𝘁𝗮𝗸𝗲𝗮𝘄𝗮𝘆: 𝗳𝗶𝗹𝘁𝗲𝗿() isn’t just about selecting items , it’s about thinking functionally. It helps you write cleaner, more expressive code while avoiding manual loops. Also... let’s just say “𝗖𝗼𝗻𝘁𝗮𝗶𝗻𝘀 𝗗𝘂𝗽𝗹𝗶𝗰𝗮𝘁𝗲 𝗜𝗜” 𝗺𝗮𝗱𝗲 𝗺𝗲 𝘀𝗾𝘂𝗲𝗲𝘇𝗲 𝗺𝘆 𝗯𝗿𝗮𝗶𝗻 𝗮 𝗹𝗶𝘁𝘁𝗹𝗲 𝗲𝘅𝘁𝗿𝗮 𝘁𝗼𝗱𝗮𝘆 😅 #LeetCode #JavaScript #LearnInPublic #BuildInPublic #ProblemSolving #100DaysOfCode #WebDevJourney 

What is type coercion in JavaScript Sometimes JS changes a value’s type by itself. If one side is text, plus joins the text. Minus, multiply, and divide do math. For clear results, convert on purpose. Use Number, String, and Boolean. If a value is not a real number you get NaN. Check the type with typeof. The best way to learn is practice. Try it in your browser. For instant, free practice go to https://lnkd.in/eZgRCYKi 💻 Follow for more tips #Typecoercion #JavaScript #Boolean #String #coding #webdevelopment

This small bug taught me more than 10 tutorials ever could. While building a simple counter in JavaScript, I couldn’t figure out why my value wasn’t updating correctly. I checked syntax, re-ran the code, even blamed my browser — everything looked fine. After 2 hours of debugging, I realized the problem wasn’t the logic, it was the order. I was updating the UI before updating the data. It sounds small, but this one bug taught me three big lessons: - Understand how JavaScript executes before fixing symptoms. - Debugging is 80% reasoning, 20% code. - Building > watching tutorials. Mistakes like this are what actually make you better. #JavaScript #WebDevelopment #Frontend #CodingJourney #LearningByDoing

✨Day 6/28 Consistency Challenge ✨ 🚀 Today’s Lesson: Escaping Callback Hell in JavaScript! **Ever found yourself nesting callbacks inside callbacks… until your code starts looking like a staircase to chaos? **Yeah, that’s callback hell — where your code becomes so deeply nested it’s hard to read, debug, or maintain. 💡 What I learned today: Callback hell happens when multiple async functions depend on each other, and everything’s chained inside one another. Callback nesting -> Callback hell. ✅ How to prevent it: ✍️Use Promises to flatten the chain ✍️Switch to async/await for cleaner, more readable code ✍️Keep functions modular and avoid deeply nested logic ✨ Lesson of the day: Clean code isn’t just about making it work — it’s about making it make sense. #JavaScript #CodingJourney #Webdevelopment #EverydayLearning