In this blogpost, we’ll be exploring how to convert comma-separated strings into arrays. We’ll see methods like the basic split() function, advanced techniques including regex, and explore how libraries can simplify complex scenarios. We’ll progress through different techniques, discuss common tips and traps, and end with a practice question to solidify our understanding. Lets dive …

How to convert JavaScript Comma-Separated String to Array Read More »

In this blogpost, we’ll be exploring the various methods to find JavaScript substring before character, like indexOf() with substring(), split(), slice(), regular expressions, custom functions, and modern JavaScript features like ES6 destructuring. We’ll progress through different techniques and use cases, discuss common tips and traps, and end with a practice question to wrap up our …

How to get JavaScript substring before character Read More »

In this blogpost, we’ll be exploring the various methods sort JavaScript array case-insensitively. We’ll progress through different techniques and use cases, discuss common tips and traps, and end with a practice question to wrap up our understanding. So, get ready to get sorted, no matter what the case! 👨‍💻 Ways to sort JavaScript array case-insensitively …

How to Sort JavaScript Array Case-Insensitively Read More »

In this blogpost, we’ll be exploring the various methods to count array elements that match a specific condition. We’ll progress through different counting and iterating techniques – from traditional loops to modern ES6 features – highlight common pitfalls along the way, and end with a practice question to wrap up our understanding. So, grab a …

11 Ways to conditionally count array elements in JavaScript Read More »

In the blogpost, we’ll learn multiple ways of collecting indices where a target element lies in a JavaScript array. We’ll also learn few common mistakes and lastly, solidify our understanding with a relevant practice question. Lets dive in! 👨‍💻 Ways to find all indices of array element in JavaScript Using Array.prototype.indexOf in a Loop The …

Finding All Indices of Array Element in JavaScript Read More »

In the blogpost, we’ll learn several ways of avoiding the JavaScript TypeError: Cannot use ‘in’ operator to search for ‘X’ in ‘Y’. First we’ll learn about the in operator, then we explore various techniques to avoid the TypeError associated with in. Then we see some common mistakes and lastly, solidify our understanding with a relevant …

Resolving JavaScript TypeError: Cannot use ‘in’ operator to search for ‘X’ in ‘Y’ Read More »

In the blogpost, we’ll learn several ways of extracting first and last digits of a number in JavaScript. We’ll explore several Math, String, recursion functions. Then learn some common mistakes and lastly, cement our understanding with a fun practice question. Lets dive in! 👨‍💻 Ways to extract first and last digits in JavaScript Using Modulo …

Extracting First & Last Digits In JavaScript Read More »

In the blogpost, we’ll learn multiple ways to replace (white) spaces in JavaScript. We’ll dive into various string functions, regex, and some array functions, we can use for this task. And then learn some common mistakes we could do, and cement our understanding with a fun practice question. Techniques discussed are not just about replacing …

10 Ways to replace Spaces in JavaScript Read More »

In the blogpost, we’ll learn about JavaScript Objects (and its various key types), Maps and then explore various techniques to convert JavaScript objects into maps. We’ll understand how each method handles different types of keys and properties, along with tips and common errors to avoid. We’ll also provide a coding problem to practice these concepts, …

How to convert Object to Map in JavaScript Read More »

Extracting first word from a JavaScript string is a common task. This guide will show various techniques to achieve this. From basic string methods like split() and trim() to advanced regular expressions, common traps , and even a practice question; we’ve covered it all. Lets dive in! 👨‍💻 Refresher: String and Array methods Before we …

6 Ways To Get First Word Of a JavaScript String Read More »