Deepening JavaScript OOP and Async Concepts in Chai Aur Code Cohort

🚀 Just Published a New Video on JDCodebase Today I explained one of the most important concepts in Data Structures — Hashing. In this video, I break down: • What Hashing actually is • Why Hashing gives O(1) lookup time • Object vs Map in JavaScript • Frequency Counter Pattern • Solving First Non-Repeating Character I tried to explain everything in very simple terms, the way I understood it while learning. If you're starting your DSA journey with JavaScript, this will help you build strong fundamentals. 🎥 Watch the full video here: 👉 https://lnkd.in/gmi8jYC8 #javascript #dsa #datastructures #coding #programming #webdevelopment #leetcode #learncoding #softwareengineering

It’s been a month since I joined the Chai Aur Code cohort by Hitesh Choudhary and Piyush Garg, and I have to say — the way Hitesh sir explains concepts makes even the basics feel powerful and practical. Day 17 — JavaScript Essentials Part 1 Today wasn’t just about syntax, it was about understanding how JavaScript actually behaves behind the scenes. Started with console methods and realized how much more there is beyond just console.log — grouping logs, measuring performance with console. time, and even differentiating between warnings and errors. Then came variables, and this part really changed how I think: Instead of blindly using var, the idea is to default to const, and only use let when changes are expected. It’s a small shift, but it makes code more predictable and less prone to bugs. Also understood something subtle but important: `const` doesn’t make objects immutable; it only locks the reference. You can still change properties inside arrays and objects. The concept of scope hit hard today: var can leak outside blocks, which can create unexpected bugs. let and const fix this with proper block scoping. Strings were another interesting area: They look simple, but methods like slice, split, join, indexOf, and padStart show how powerful they are. Also learned that strings are immutable every operation creates a new value instead of modifying the original. One thing that stood out: null vs undefined isn’t just theory it's about intent vs. absence and how JavaScript handles memory and garbage collection. Ending the day with a simple thought: JavaScript is not hard, but it is very precise. Small misunderstandings can lead to big bugs. Still early in the journey, but slowly starting to see how things connect. Thank you Hitesh Choudhary sir, Piyush Garg sir, Anirudh Jwala sir for the support #JavaScript #WebDevelopment #CodingJourney #LearnToCode #100DaysOfCode #Developers #Programming #TechCareers

Day 3 – JavaScript Journey Today I learned about JavaScript Operators, which help perform operations on values and variables. Topics I practiced: • Arithmetic operators (+, -, *, /, %) • Comparison operators (>, <, ==, ===) • Logical operators (&&, ||, !) • Assignment operators (=, +=, -=) I also wrote small programs to perform calculations and comparisons. Learning step by step and building consistency every day !! #JavaScript #LearningJourney #webDevelopment #Coding #100DaysOfCode

🚀 Weekly Progress Update Last week was all about strengthening my JavaScript fundamentals and improving problem-solving skills. Here’s what I worked on: ✅ Deep dive into Event Handling Event Bubbling Event Capturing Event Delegation ✅ Practiced and solved 40+ string-based problems to improve logic building ✅ Gained hands-on experience with: DOM Manipulation BOM (Browser Object Model) ✅ Built a form project applying real-world concepts of events, DOM, and validation This week helped me better understand how JavaScript works behind the scenes and how to write cleaner, more efficient code. Looking forward to learning more and building stronger projects ahead 💻🔥 #JavaScript #WebDevelopment #LearningJourney #FrontendDeveloper #Coding #100DaysOfCode

Control Flow is not just a programming concept — it’s how our logic actually moves inside the code. In this article, I explained If, Else, Else-If, Nested If-Else, and Switch in a simple and relatable way using real-life examples. Understanding control flow is very important because it builds the foundation of decision-making in JavaScript. 👉 Read here:  https://lnkd.in/dypvmNKP Big thanks to Hitesh Choudhary , Piyush Garg and Akash Kadlag for making complex JavaScript concepts easy to understand through Chai Aur Code Their teaching style really helps in building strong fundamentals. Would love your feedback on the article 🙌 #JavaScript #ControlFlow #WebDevelopment #ChaiAurCode #LearningInPublic #CodingJourney

Today I practiced the Best Time to Buy and Sell Stock problem in JavaScript. This problem looks simple at first, but it is a great exercise for improving algorithmic thinking. The goal is to track the best moment to buy and then update the maximum profit while scanning the array once. What this reminded me: understanding the reason behind a pattern is more important than just memorizing solutions. I’m sharing more JavaScript pattern exercises here: GitHub: https://lnkd.in/ej4fNeZs #JavaScript #Coding #Algorithms #ProblemSolving #SoftwareEngineer #GitHub #LearningInPublic

Had an amazing learning session with Samarth Vohra on Variables and Data Types in JavaScript. Before this class, I knew how to use variables — but today I understood why they behave the way they do. Some key insights: ✔ Why var can cause unexpected behavior ✔ How let and const improve code reliability ✔ The importance of understanding primitive vs reference types ✔ How JavaScript performs type coercion What changed my perspective is realizing that strong fundamentals prevent major bugs later. Grateful for the clarity and guidance 🙏 Excited to dive deeper into JavaScript! #JavaScript #Programming #DeveloperJourney

DAY 3 📌 LeetCode Problems Solved: Q1. Shortest Impossible Sequence of Rolls — Hard Q2. Number of Flowers in Full Bloom — Hard Q3. Minimum Number of Seconds to Make Mountain Height Zero — Medium Q4. Count Subarrays With Cost Less Than or Equal to K — Medium 📌 JavaScript Learning: Practiced writing more optimized JavaScript code, especially while working with forms. Learned how forms interact with the backend and how data flows between client and server. Built a Tic-Tac-Toe game to strengthen logic and DOM manipulation. Created a dynamic question generator to practice dynamic rendering and user interaction.

Day 22/30 – Namaste DSA in JavaScript 🚀 Here’s what I covered: Split a String in Balanced Strings - Continuing my DSA Learning Journey by solving the problem of splitting a binary string into balanced substrings. - Learned how to track counts of 'L' and 'R' characters to identify balanced segments. - Strengthened my understanding of string traversal, counters, and greedy logic to maximize the number of balanced substrings. Small patterns in strings can lead to elegant solutions 💡💪 #30DaysOfCode #LearningJourney #DSA #Strings #Upskilling #NamasteDev #FrontendDevelopment #CodingJourney #WebDevelopment