#julidori Development Tutorials & Tips | Roast Dev

Do you know how it works? - The "this" keyword

TL;DR: In JavaScript, the value of this depends entirely on how a function is called, not where it was defined. It can reference the global object (window/global), the calling object, undefined (in s...

05.05.2025 0 Read More

Do you know how it works? - JavaScript Arrow Functions

TL;DR: Arrow functions in JavaScript are concise, powerful, and perfect for callbacks and short expressions — but they behave differently from regular functions. They don’t have their own this, d...

26.03.2025 0 Read More

Do you know how it works? - JavaScript Inheritance

TL;DR: JavaScript inheritance can be approached in two main ways: class-based and prototypal. Although the class keyword provides a familiar syntax for developers coming from OOP backgrounds, under t...

01.04.2025 0 Read More

Do you know how it works? - JavaScript Prototype and proto

TL;DR: In JavaScript, all inheritance is prototypal — meaning every object inherits from another object via a chain called __proto__. Behind the scenes, even classes and arrays rely on this mechani...

07.04.2025 0 Read More

Do you know how it works? - JavaScript Factory Functions

TL;DR: Factory Functions are functions that build and return objects based on input parameters — just like a real-world factory. Unlike creating objects manually, they solve key issues like code re...

14.04.2025 0 Read More

Do you know how it works? - JavaScript Constructor Functions

TL;DR: Constructor functions in JavaScript are another way to create reusable object templates, much like factory functions. They use the new keyword and this to construct and return a new object aut...

22.04.2025 0 Read More

Do you know how it works? - Factory Functions vs Constructor Functions

TL;DR: Factory functions and constructor functions both solve the problem of object creation and code repetition, but they do it differently. Factory functions return objects explicitly and offer bet...

28.04.2025 0 Read More

Do you know how it works? - The "this" keyword

Do you know how it works? - JavaScript Arrow Functions

Do you know how it works? - JavaScript Inheritance

Do you know how it works? - JavaScript Prototype and proto

Do you know how it works? - JavaScript Factory Functions

Do you know how it works? - JavaScript Constructor Functions

Do you know how it works? - Factory Functions vs Constructor Functions

#reading

#popular

Do you know how it works? - The "this" keyword

Do you know how it works? - JavaScript Arrow Functions

Do you know how it works? - JavaScript Inheritance

Do you know how it works? - JavaScript Prototype and __proto__

Do you know how it works? - JavaScript Factory Functions

Do you know how it works? - JavaScript Constructor Functions

Do you know how it works? - Factory Functions vs Constructor Functions

#reading

#popular

Do you know how it works? - JavaScript Prototype and proto