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All about Scope in JavaScript

Sep 10, 2023 · 4 min read · Breaking down the Scope mystery in mind, we come to the question of why we need it and what exactly it is. So, let's take the process from the very beginning and understand a few basic terms as pre-requisite. State - A place where we can store, later...

All about Events in JavaScript

Aug 15, 2023 · 4 min read · Intro - An event is a signal specifying that something has happened. User actions on the browser, generally are the main cause behind the events. Examples of some commonly came across events are click, mouseover, keyup/keydown, submit, and many more....

var vs let vs const

May 19, 2023 · 4 min read · After the arrival of ES6 in 2015, many amendments were made to make JavaScript more powerful like improved syntaxes, introduction to modules, promises & async/await, and many more. New methods were introduced to declare variables which were let and c...

Javascript Important Questions #1

May 17, 2023 · 3 min read · 1.) What are the different data types present in JavaScript? -> One can easily identify the data types in JavaScript using the typeof operator which returns the data type of the operand. Data types are divided into two types:- a) Primitive Data Types...

Callback Functions in JavaScript

Apr 17, 2023 · 3 min read · What is a Callback Function? Let me get started with a simple example. Suppose there is a politician in your area who, before elections in campaigning, gives his word to make better roads. So as to being him capable of making better roads, he needs t...