How to validate a URL with Node JS
Recently I needed to validate http links with Node. I thought this should be easy, and it is. Luckily for us, Node has a built in URL module that can help us to
JavaScript
A collection of 7 posts
How to compare dates with TypeScript or JavaScript
In this tutorial we will learn how to compare dates with TypeScript or JavaScript. Working with dates can be a painful experience but comparing them is not too bad as it works the
How to pretty-print JSON with JavaScript
In this tutorial I will show you how you can pretty print a JSON string. It is a one liner, but it makes all the difference. Normally when we use JSON.stringify, we
How to find duplicates in an Array with JavaScript
In this tutorial I will show you how you can check if an Array contains duplicate elements, but also, we will look at how you can return the elements that are duplicates. Both
How to get the index from for-of loop with JavaScript
In this tutorial I will show you two ways that you can get the index when using a for-of loop. Let's start with the data that I will be using: const shoppingList = [ 'bread',
How to run Async Await in Parallel or serial with JavaScript(Node)
In this tutorial I will show you how you can easily run async/await in parallel. It seems to me that we often forget the power of async await, which comes from being