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JavaScript is a programming language that makes websites do stuff. It can store variables, do certain actions based on logic and more. You can even change the HTML of a page and add CSS using JavaScri…
Questions What is the React Virtual DOM? Virtual DOM is a concept where a virtual representation of the real DOM is kept inside the memory and is synced with the actual DOM by a library such as ReactD…
JSX is an XML-like syntax extension to ECMAScript without any defined semantics. It's NOT intended to be implemented by engines or browsers. It's NOT a specification. It's intended to be used by various preprocessors (transpilers) to transf…
In JavaScript, there are two sets of equality operators, === and !==, and their wicked twins == and !=. At first glance, the only difference is an extra = sign. But there is more than that behind the …
Key rules of a function While writing functions we should take care of certain conditions. We need to make sure that our functions are, Predictable: It produces a predictable output for the same inp…
Hola coders! In this article, we will learn about arrays in JavaScript. We will cover all the properties and methods used with arrays in JavaScript. Before, jumping into methods and properties, let's …
There are three ways we can declare variables in javascript i.e var, let, and const. var is an old way of declaring variables in javascript since it was created, and let and const were introduced in t…
Garbage Collection Javascript garbage collection is a form of memory management whereby objects that are no longer referenced are automatically deleted and their resources are reclaimed (like cascade …
Hola coders! In this article, we are going to discuss and learn about loops in JavaScript. It allows you to do a certain task for a certain number of times. It is an outcome of the DRY (Donot Repeat Y…
The first thing that comes to your mind is JavaScript and java both are some (or) is JavaScript is evolved version of java, the answer to these questions is : JavaScript and …
