Ivan Priz’s Post

Today, I continued my journey into the world of JavaScript (JS) and explored some core building blocks — Variables, Data Types, and Type Checking! 🔍✨ Here’s what I practiced and learned today 👇 🧮 🔹 Data Summary Exercise 📘 I created a small program to store and display a student’s information. let studentName = "Rahul";       // String let totalMarks = 75;             // Number let isPassed = totalMarks > 40;  // Boolean console.log("Student Name: " + studentName); console.log("Total Marks: " + totalMarks); console.log("Passed: " + isPassed); 🧾 Output: Student Name: Rahul Total Marks: 75 Passed: true 💡 This helped me understand data types like string, number, and boolean — and how conditions can define logic inside our code. 🧩 🔹 Quiz — Guess the Datatype! These tricky examples tested my understanding of JavaScript’s behavior with the typeof operator 👇 console.log(typeof null); console.log(typeof NaN); console.log(typeof [1,2,3]); console.log(typeof {a:1}); console.log(typeof (() => {})); 🧠 Answers: 1."object" 2."number"“Not a Number” but still of type number 😅 3. "object" 4."object" 5."function" Arrow function type 🎯 Key Takeaway (Day 2): “In JavaScript, things aren’t always what they seem — understanding data types is the first step to writing clean and bug-free code.” 💡 Tomorrow, I’ll be diving into Functions, Operators, and Conditional Logic — can’t wait to make things more interactive! ⚡ Special thanks to: 10000 Coders Harish M #Day2 #JavaScript #LearningJourney #WebDevelopment #Frontend #Coding #100DaysOfCode #TechJourney #FullStack #Programming #Variables #DataTypes #JS #CodeNewbie

The Framework Trap: Why Skipping Language Fundamentals Is Killing Your Growth as a Developer I see this pattern everywhere, and honestly, I've been guilty of it myself. We get excited about building something cool. We see job posts asking for React, Django, or Flutter experience. So we dive straight into the framework without properly understanding the language underneath. And that's exactly where the struggle begins. Here's what actually happens: You follow tutorials. Things work. You feel productive. But then something breaks. An error pops up that isn't covered in any tutorial. You need to customize a feature. Suddenly, you're stuck. Not because the framework is hard. But because you skipped the foundation. Frameworks are built on languages, not the other way around. React needs JavaScript. Laravel needs PHP. Django needs Python. Flutter needs Dart. When you don't understand the base language, you're building on sand. You can only go as far as the tutorials take you. You're copying code, not creating solutions. But when you master the language first? Everything changes. You understand why the framework does what it does. You can debug with confidence. You can customize without fear. You can even switch frameworks when needed because you understand the principles beneath them all. The framework is just a tool. The language is your superpower. So before you jump into React, spend real time with JavaScript. Before Laravel, get comfortable with PHP. Before Django, understand Python deeply. Before Flutter, learn Dart properly. Yes, it takes longer upfront. Yes, it's less exciting than building a full app on day one. But this foundation is what separates developers who grow consistently from those who stay stuck at the tutorial level. The framework makes you faster. The language makes you unstoppable. What's your take? Have you experienced this in your own coding journey? #WebDevelopment #Programming #SoftwareDevelopment #CodingTips #LearnToCode #JavaScript #Python #PHP #React #Django #Laravel #Flutter #DeveloperLife #TechCareers #CodingJourney #SoftwareEngineering #ProgrammingTips #CodeNewbie #100DaysOfCode #DeveloperCommunity #TechEducation #CareerAdvice #SelfTaughtDeveloper #WebDeveloper #FullStackDevelopment #CodingBasics

🚀 Master JavaScript — The Language of the Web! I’ve prepared handwritten JavaScript notes to help beginners and aspiring developers learn core to advanced concepts in the simplest way possible. 📘 What’s Inside: 🔴 Introduction to JavaScript 🔴Variables, Data Types & Operators 🔴Functions, Loops & Conditional Statements 🔴Arrays, Objects & DOM Manipulation 🔴ES6 Features (Arrow Functions, Let/Const, Classes, etc.) 🔴Event Handling & Mini Projects 💡 Perfect for students, beginners, and anyone preparing for frontend or full-stack interviews. For more content follow 👉 Gyanendra Namdev If you found this helpful — ✅ Follow me for more handwritten notes on programming & development 💬 DM me if you want the full collection or topic-wise notes! Let’s grow together in tech 🌱💻 #JavaScript #FrontendDevelopment #HandwrittenNotes #WebDevelopment #LearnToCode #Developers #Coding #Programming #FullStackDevelopment

I’ve been avoiding JavaScript classes for the longest time… until I got onboarded to a codebase that uses class to group things everywhere. My expression at first glance: “Oh wow, what a beautiful way to code😊 uhm🤔 what’s the function of "this" keyword again?🤲 O boy ah don enter😀 For a long while, I’ve been using normal functions to solve all my problems without the headache of Object Oriented Programming (OOP). JavaScript allowed me to escape that reality. But after staring at that code for a while — and quietly thinking about my life and whether I even chose the right career😀 — I knew this was a serious wake-up call to level up. Tech is a lifelong learning journey. While a lot of junior devs hate OOP, many people still believe you’re a “better” engineer if you understand it. Whether that’s true or not, I honestly don’t even have the luxury to choose anymore. I needed to save myself 😭 On a shallow level, here’s what I’ve managed to understand so far: A class is just a blueprint or template from which multiple objects can be created or inherited. Still learning. Still confused. But we move. #JavaScript #OOP #CodeJourney #DevLife #WebDevelopment #LearningInPublic #JuniorDev #TechJourney #ProgrammingLife #100DaysOfCode #CleanCode #SoftwareEngineering

🧠 When I started learning JavaScript, it honestly felt like a foreign language. I’d look at tutorials, and everything felt so complex — variables, data types, functions… it all blurred together. 😅 But over time, I realized that JavaScript is actually simple logic disguised in curly brackets. Once I stopped trying to “memorize” it and started playing with it, everything clicked. 💡 I wrote my latest blog on Medium to explain JavaScript basics in the most beginner-friendly way possible — no jargon, no fluff, just real talk about what every dev should know when starting out. 💻 Read it here → https://lnkd.in/dtNAENU8 If you’re learning to code (or even teaching someone new), I think you’ll find this one helpful. 👇 I’d love to know — what was the first programming concept that finally made sense to you? #JavaScript #WebDevelopment #FrontendDeveloper #CodingJourney #WomenInTech #TheAmishaEdit What’s the one thing you wish you’d known when you first started coding? 👇 #JavaScript #WebDevelopment #Frontend #CodingJourney #TheAmishaEdit

Functional Programming in JavaScript — The Secret Sauce Behind Cleaner Code At first glance, JavaScript looks like Java or C++. But deep down, it’s far closer to functional programming languages like Lisp, Scheme, or ML. Why? Because JS has first-class functions — meaning: ✅ Functions behave like objects 🧩 ✅ You can pass them as arguments ✅ You can return them from other functions This is what unlocks Functional Programming (FP) — a way to write cleaner, reusable, and expressive code. 🧠 Example: Doubling an Array ❌ Imperative (traditional) way: const arr = [1, 2, 3]; let doubled = []; for (let i = 0; i < arr.length; i++) { doubled.push(arr[i] * 2); } console.log(doubled); // [2, 4, 6] ✅ Functional way: function mapForEach(arr, fn) { let newArr = []; for (let i = 0; i < arr.length; i++) { newArr.push(fn(arr[i])); } return newArr; } const arr = [1, 2, 3]; const doubled = mapForEach(arr, item => item * 2); console.log(doubled); // [2, 4, 6] Instead of telling JavaScript how to loop, you just tell it what to do for each element. 🌟 Why It Matters 🔹 Reusability: Same mapForEach can filter, transform, or validate. 🔹 Cleaner code: No boilerplate loops. 🔹 Composability: Functions can be chained to build complex logic. 💡 Pro Tip: In FP, avoid mutating data — always return new values. Immutability = predictability = fewer bugs. 👉 Functional programming isn’t a fancy buzzword — It’s what makes JavaScript powerful, elegant, and fun to write. What’s your favorite functional trick in JS — map, reduce, or filter? Let’s discuss 👇 #JavaScript #FunctionalProgramming #WebDevelopment #CodeBetter #LearningJS

💡 𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 𝗣𝗿𝗼𝘁𝗼𝘁𝘆𝗽𝗮𝗹 𝗜𝗻𝗵𝗲𝗿𝗶𝘁𝗮𝗻𝗰𝗲 — 𝗠𝗮𝗱𝗲 𝗦𝗶𝗺𝗽𝗹𝗲 🧠 When you hear “everything in JavaScript is an object”, you’re actually hearing about the magic of prototypal inheritance. 🔍 𝗪𝗵𝗮𝘁 𝗶𝘀 𝗣𝗿𝗼𝘁𝗼𝘁𝘆𝗽𝗮𝗹 𝗜𝗻𝗵𝗲𝗿𝗶𝘁𝗮𝗻𝗰𝗲? In JavaScript, objects can inherit properties and methods from other objects — not through classes (like Java or C++), but through a special link called a prototype. Every object in JS has an internal reference to another object — its prototype. If a property or method isn’t found on the object itself, JavaScript looks for it in the prototype. This chain continues until it reaches the root object — Object.prototype. That’s called the prototype chain 🔗 🧩 𝗜𝗻 𝘁𝗵𝗲 𝗯𝗲𝗹𝗼𝘄 𝗰𝗼𝗱𝗲, 𝗵𝗲𝗿𝗲’𝘀 𝘄𝗵𝗮𝘁 𝗵𝗮𝗽𝗽𝗲𝗻𝘀: -> user doesn’t have its own greet() method. -> JS checks user.__proto__ (which points to person). -> Finds greet() there and executes it. -> That’s prototypal inheritance in action ✅ 💭 𝗥𝗲𝗮𝗹-𝗟𝗶𝗳𝗲 𝗔𝗻𝗮𝗹𝗼𝗴𝘆: Imagine you don’t own a car 🚗 You borrow your parent’s car — you didn’t “copy” it; you’re just “using it”. That’s exactly how prototypes work — they share behavior, not duplicate it. 🧠 𝗪𝗵𝘆 𝗜𝘁 𝗠𝗮𝘁𝘁𝗲𝗿𝘀 ✅ It makes memory usage efficient. ✅ It’s the foundation of JavaScript’s class syntax (class is just syntactic sugar). ✅ It’s heavily tested in interviews — both theoretically and with small coding challenges. ✨ 𝗧𝗮𝗸𝗲𝗮𝘄𝗮𝘆: Prototypal inheritance is the core of how JS objects relate to each other. Master this — and you’ll truly understand how JavaScript works behind the scenes 🔥 #JavaScript #WebDevelopment #FrontendDevelopment #Coding #InterviewPreparation #FrontendEngineer #100DaysOfCode #Learning #DevCommunity

📌 5 Things I Learned After Building 8+ Real-World Projects (Nobody told me this early) 1. Your first tech stack choice decides your speed. Laravel helped me ship fast, but I realised speed is useless if the structure won’t scale. React/Next.js gave me long-term stability and clean UI architecture. 2. Frontend quality matters more than developers think. A clean, responsive, modern UI directly impacts user trust. Backend perfect ho, but UI weak ho, toh product average hi lagega. 3. For AI or heavy processing, Python is not optional. OCR, resume parsing, PDF pipelines — these things never perform well in PHP. FastAPI + Python’s ecosystem literally changed my workflow. 4. Rewriting costs more than choosing the right stack. A wrong decision in month 1 takes 3 months to fix later. Architecture > Comfort. 5. The best developers aren’t the fastest — they’re the most consistent. Shipping small, stable improvements every day beats “one big sprint”. These lessons came from real deployments, not tutorials. If someone is starting their tech journey, I’d give them the same advice: Choose your stack based on the product’s future, not on what feels easy today. What’s one lesson you learned from your own projects? #softwaredevelopment #fullstack #nextjs #reactjs #laravel #python #fastapi #learning #developers #programming

💻 Day 41 Exploring Core JavaScript Concepts 🚀 Today’s class was full of core JavaScript learning and some deep insights about what it really means to think like a developer. 💡 We covered topics like: • Functions inside functions, First-class functions, and Higher-order functions • Closures how JS remembers variables even after execution • Arrays and Objects and methods like push(), pop(), splice(), sort(), shift(), unshift(), and more The best part was learning about the developer mindset understanding what today’s generation of developers truly need to focus on: 👉 Not just hard work, but smart work writing cleaner, logical, and efficient code. Each class is helping me connect the dots between concepts, logic, and real world thinking. Loving the process and learning something new every day with Sheryians Coding School. 💪 Harsh Vandana Sharma Sheryians Coding School #JavaScript #WebDevelopment #Frontend #SheryiansCodingSchool #CodingJourney #SmartWork #HardWork #LearningByDoing #Functions #Closures #Arrays #Objects #GrowthMindset

🛑 Still using this to deep clone objects in JavaScript? JSON.parse(JSON.stringify(obj)) It works… until it doesn’t 😅 It breaks with: ❌ Dates (turn into strings) ❌ Maps / Sets (lost completely) ❌ undefined & functions (removed) ❌ Circular references (throws error) JavaScript now has a modern, safer solution: structuredClone(obj) ✨ Supports circular references ✨ Preserves Date, Map, Set, RegExp ✨ Faster & built-in in modern JS/Node I wrote a simple blog with easy examples explaining why this matters, including a quick view of Shallow vs Deep cloning so the concept is crystal clear even for beginners. 🔗 Read it here: https://lnkd.in/dVcGiNwv #JavaScript #WebDevelopment #Programming #NodeJS #TypeScript #JSTips #CleanCode #SoftwareEngineering #Developers #WebDev #CodingLife