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Key Principles of OOP 1) Encapsulation 2) Abstraction 3) Inheritance 4) Polymorphism.

In this JavaScript interview tutorial, we demonstrate the cleanest one-liner to remove all falsy values from an array: ...

In this JavaScript interview tutorial, we explain Memoization — one of the most important performance optimization techniques.

Are you still writing multiple if statements for related conditions? That's not only messy — it's inefficient too. In this quick Python tip, ...

They were introduced in ES6 and provide a cleaner way to implement object-oriented programming compared to older constructor ...

Object.entries() is the BEST way to iterate objects in JavaScript! Here's why... ✓ Get keys AND values together ✓ Use with ...

Day 40/200: Prototype in JavaScript OOP I'm on a 200-day journey to become a full-proof web developer, and today I learned ...

This JavaScript behavior confuses EVERYONE - even experienced developers! Why does { name: 'Alice' } === { name: 'Alice' } ...

Understanding Object destructuring in JavaScript || #ytstudio #javascriptinterview #javascript Object destructuring is a ...

Struggling with JavaScript output-based interview questions? This short video breaks down one of the hardest and trickiest JS ...

In this JavaScript interview tutorial, we learn how to group array items by a specific property — a very common real-world ...

Day 39/200: Class in Object-Oriented Programming I'm on a 200-day journey to become a full-proof web developer, and today I ...

Stop writing messy JavaScript! Learn how to organize your data with JavaScript objects - the RIGHT way. This one tip will make ...

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In this short video, I explain how JavaScript's object property shorthand makes your code cleaner and easier to read. When your ...

In this short video, I explain how default values work in JavaScript object destructuring. When a property is missing in an object, ...

Need keys OR values from a JavaScript object? Here are the two methods you MUST know! Object.keys() → Get all property ...