pranay Bhattacharjee

Valid Palindrome 🧩 Two-Pointer is a total game-changer for string problems. Instead of wasting memory creating a new string, we just walk from both ends and meet in the middle.✅ Time: O(n)✅ Space: O(1)Keep it simple, keep it fast. 💻🚀 #LeetCode #Java #patternwisedsa

Starting a DSA pattern series today. Stop using nested loops for everything. 🛑 Two Pointers pattern is the ultimate "work smarter". Whether it's reversing an array or finding a target sum, this pattern is a game-changer for optimization #DSA #Coding #Patterwisedsa #Twopointers

Hoisting in JS 👇 • var → hoisted, initialized as undefined • let/const → hoisted but stuck in TDZ ⚠️ • function declarations → fully hoisted • function expressions → not ready before init Same code, different behavior. Know the difference. #JavaScript #Hoisting #WebDev

JS getters/setters 👇 Access looks simple, logic isn’t. • email → uppercase • password → transformed Control access. Hide internals. Stay clean. #JavaScript #OOP #CleanCode

Can you change Math.PI in JavaScript? Not really 👇 Math.PI is non-writable, so even if you try, its value stays locked 🔒 Using Object.defineProperty(), you can control: • writable • enumerable • configurable Example: making a property read-only + hiding it from loops.

Understanding call() in JavaScript 👇 SetUsername is reused inside createUser using call() so the context stays intact. Clean, efficient, and avoids duplication. #JavaScript #WebDevelopment #JSConcepts #CodingTips

Understanding JavaScript objects 🔍 From object literals to constructor functions — learning how to structure and reuse objects efficiently. #JavaScript #WebDevelopment #OOP #chaiaurcode

Just practiced fetching data from an API using async/await 💡 Understanding how promises actually work behind the scenes. fetch() won’t throw an error for HTTP failures — even if status = 404, it will NOT go to catch. #JavaScript #LearnToCode #AsyncProgramming #chaiaurcode

Mastering JavaScript Promises 🚀 From .then() chaining to async/await with proper error handling — understanding async flow is key to writing scalable JS. #JavaScript #WebDevelopment #AsyncProgramming #chaiaurcode

JavaScript Timing Functions ⏱️ setTimeout → runs ONCE after delay setInterval → runs AGAIN & AGAIN Example 👇 #JavaScript #WebDevelopment #Coding #chaiaurcode

Practicing important JavaScript array methods 🚀 ✔ filter() ✔ map() ✔ reduce() ✔ method chaining Simple examples to process and transform data in JavaScript. #JavaScript #WebDev #Programming #chaiaurcode #reduce #filter #map

Learning different ways to iterate in JavaScript 💻 ✔ for...of ✔ for...in ✔ forEach ✔ Map iteration Small concepts → Better coding. #javascript #chaiaurcode #forEachLoop #forinLoop

Master JavaScript loops with simple examples 💻 ✔ for loop ✔ nested loop ✔ while / do...while ✔ break & continue Perfect for beginners. #JavaScript #Dev #chaiaurcode

JavaScript Control Flow Basics 👇 • if / else conditions • Logical operators && and || • switch statements • Truthy & Falsy values • ?? Nullish coalescing • Ternary operator #JavaScript #WebDev #chaiaurcodejs

JavaScript IIFE (Immediately Invoked Function Expression) 👇 Used to execute a function immediately and avoid global scope pollution. Syntax: (function name(){})() #JavaScript #WebDev #chaiaurcode

Understanding this in JavaScript 👇 • this refers to the current object context • Global this → {} in Node / window in browser • Arrow functions use lexical this arrow functions inherit this from the outer scope. #JavaScript #Coding #chaiaurcode

Just fixed a dependency conflict in my React + Vite project The issue was a version mismatch between Vite 8 and the @tailwindcss/vite plugin. ✅ Fix: used overrides in package.json to force the plugin to use Vite 8. #React #Vite #TailwindCSS #WebDevelopment #JS #versionmismatch

JavaScript Scope & Hoisting Basics 👇 • Global vs Block Scope • let, const, var behavior • Nested functions • Function hoisting , function expressions, function declaration Understanding these concepts prevents many JS bugs. #JavaScript #WebDev #chaiaurcode

JavaScript Function Basics 👇 • parameters • arguments • rest operator • arrow functions #JavaScript #WebDev #chaiaurcode

JavaScript object concepts in one example 👇 • Singleton object using Object.create() • Object destructuring Did you know? Symbol properties cannot be accessed using dot notation in JavaScript. ✔ Symbol keys #JavaScript #WebDev #chaiaurcode