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Posts by Rooney

link to How to Install NPM Packages (also Update and Uninstall)

How to Install NPM Packages (also Update and Uninstall)

In this article, we will cover: How to install NPM packages from the command line with the most important parameters.How to find outdated NPM packagesHow to update NPM packagesHow to uninstall NPM...

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link to How to Sum Arrays in JavaScript (using reduce method)

How to Sum Arrays in JavaScript (using reduce method)

So you have an array with a bunch of values you want to sum up. To do that, we will use the reduce method. The reduce() method reduces an array and returns a single value. The reduce() method...

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link to How to Round a Number in JavaScript

How to Round a Number in JavaScript

There are different ways to round a number in JavaScript: Math.round - This follows the standard rounding rules. If the number is X.5 or higher, it will round up to the closest whole number. Else...

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link to How to know if a checkbox is checked in Vanilla JavaScript

How to know if a checkbox is checked in Vanilla JavaScript

This article will show you how to check if a checkbox is checked in regular JavaScript. When I was googling this topic, I saw that most of the results showed how to use JQuery to verify...

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link to How to Break Loops in JavaScript

How to Break Loops in JavaScript

Sometimes we are looping through arrays to do some work. Often we don't need to loop all the way through. Then we need to stop looping or break out of the loop. In this article, I will show you...

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link to 6 Ways to Insert Elements to an Array in JavaScript

6 Ways to Insert Elements to an Array in JavaScript

In this article, I will show you 6 different ways of adding elements to an array in JavaScript. I will also include ES6 methods. Here are the different JavaScript functions you can use to add...

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About the Author

I am a full-stack web developer with over 13 years of experience. I love learning new things and are passionate about JavaScript development both on the front-end and back-end.

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