Category: JavaScript

Import and export statements are two great features introduced ES6 (ES2015). These two statement allows you to export and import your code and use it whenever you need. This tutorial will show you what import and export statements are, how they work and how to use them.

Garbage collection is nothing new under the sun. Yet, there are many JavaScript developers who don’t know much about it. If you are one of them, don’t worry. This tutorial will help you understand the basic of garbage collection in JavaScript. You will learn what it is and how it works.

WeakMap is one of the most underrated and least used data structures in JavaScript. There are many JavaScript developers who don’t even know they exist. This tutorial will help you understand them. You will learn about what WeakMaps are, how they work and how they differ from Maps.

WeakSet is one of the newer objects in JavaScript, a JavaScript collection. This collection can seem a bit esoteric. Many JavaScript developers don’t know much about it, or at all. In this tutorial, you will learn what WeakSet in JavaScript is, how it works and also when it might be useful.

Optional Chaining is one of the newest features in JavaScript. This feature may seem insignificant. However, it can save you a lot of time, code and also a lot of headaches. In this tutorial, you will learn what this feature is about, how it works and how to use it to write better JavaScript code.

JavaScript private class fields and methods are new features for JavaScript classes. In this tutorial, you will learn all you need to know about this feature. You will learn about what private methods and class fields are and how they work. You will also learn how to use them in your projects.