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Tag Archives: JavaScript-Questions

Debouncing is an optimization technique to limit the number of times a task is done. For example – in e-commerce sites, when we search for… Read More
In JavaScript, ‘undefined’ is a primitive value that represents a variable that has been declared but has not been assigned a value, a function that… Read More
The task is to write a polyfill for Promise.all methods in javascript. What is a Polyfill? A polyfill is a piece of computer code written… Read More
In JavaScript, a timestamp is a numeric representation of the current time. It is a unique identifier that marks the exact moment when an event… Read More
Looping through a plain JavaScript object with objects as members means iterating over each property of the object and accessing its values, which may also… Read More
The purpose of this article is to get the characters of Unicode values by using JavaScript String.fromCharCode() method. This method is used to return the… Read More
To remove a key from a JavaScript object, we can use the delete operator. This delete operator allows to remove a property from an object… Read More
Sort a string alphabetically by creating a user-defined function to perform sorting. This function is useful when we receive a random set of characters as… Read More
In JavaScript, cloning an array means creating a new array with the same elements as the original array. Cloning an array in JavaScript is useful… Read More
A landing page is known as the lead capture page, static page, or destination page which is designed for a specific task and appears because… Read More
This article aims to clarify when you should use double or single quotes while coding in JavaScript. If you have worked with JavaScript, you may… Read More
 JavaScript arrays are a powerful data structure that allows you to store and manipulate collections of data. Often, we may need to combine or extend… Read More
In this article, we will be counting the frequency of an array item in Javascript. When working with arrays there are situations when we need… Read More
Map() is a collection of elements in JavaScript where each element is kept as a Key and value pair. This method applies a callback function… Read More
Set() objects are groups of distinct values. A set is a collection of unique elements i.e. no element can appear more than once in a… Read More

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