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Jan 3, 20228 min read
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JavaScript searching algorithms - Linear Search, Binary Search.
JavaScript methods like find(), indexOf(), includes() uses some kind of searching algorithms. Here we will implement our own version of those algorithms. We will cover two searching algorithms in detail. 1. Linear search, 2. Binary search. What is a ...
Dec 1, 20213 min read
Create a Youtube video downloader with javascript and ytdl-core
First thing first, you need to have Node.js installed on your PC. Go to your terminal/cmd and type "node", then press enter. If you see an error, go to https://nodejs.org/ and install node. We will use a node module ytdl-core. Now create a folder and...
Nov 29, 20212 min read
JavaScript Regular Expression(RegEx) demystified.
What is RegEx ? In JavaScript, regular expressions are objects, written in patterns to match character combinations in strings. For example, you can check a form field for a valid email address, that has an @ symbol at a certain position and ends wit...
Sep 13, 20214 min read
JavaScript 'this' keyword - Understand in simple words and examples.
The this keyword in JavaScript is a very important feature, and it behaves a little differently compared to other languages. Let's understand how this works. this "The value of this is determined by how a function is called. It can't be set by assign...
Sep 11, 20213 min read
Learn JavaScript logical operators and short-circuit evaluation
Logical Operators:- There are four logical operators in JavaScript: || (OR), && (AND), ! (NOT), ?? (Nullish Coalescing). Here we cover the first two. || (OR) The logical OR (||) operator for a set of operands is true if and only if one or more of i...
Aug 19, 20212 min read