This article will give you an overview on the new features of ES2018. First, we will discuss the new features of ES2018. Then you will learn what you need to do to start using them today. You may want to […]
ES6
This article is a continuation of last week’s post on ES2017 Async-Await, detailing the updates of ES2017. Check out the ES2016 plus compatibility table for more information on the current browser support. Most likely, you will need a transpiler. Use […]
ES2017 Object and String Extensions
The ability to write asynchronous functions is a major update in ES2017. In order to understand this chapter, I suggest that you review the chapter on promises. What are asynchronous functions? Asynchronous functions are functions that return a promise. We […]
A Practical Introduction to ES2017 Async-Await
Exercise: Suppose the following tables are given in the form of arrays of objects: [crayon-5c195d4dc0a07051861546/] Translate the following SQL query using map, reduce, and filter: [crayon-5c195d4dc0a0d323449749/] You are not allowed to use loops, if statements, logical operators, or the ternary […]
Translating SQL Queries using Map-Reduce-Filter in JavaScript
Exercise: What is memoization? What are its benefits? What is the necessary condition for using memoization? Illustrate the benefits of memoization using an example. Remark: Expect these types of questions when bridging theory with practice. You need to know what […]
Memoization in JavaScript
The article ES6 Strings and Template Literals introduced you to the syntax of ES6 strings and template literals. However, if you wanted to use ES6 template literals for microtemplating, the article itself does not help you. In this article, you […]
How Replacing JavaScript Templating Engines with ES6 Template Literals May Cost You ...
It is time to have a look at string manipulation and template literals. There has been a shift in the trends of web development in the last ten years that moves the responsibility of rendering from the server side to […]
Strings and Template Literals in ES6
Promises represent the eventual result of an asynchronous operation. They give us a way to handle asynchronous processing in a more synchronous fashion. A promise represents a value we can handle in the future, with the following guarantees: promises are […]
ES6 Promises – Quick Start Guide
A proxy is an object that wraps an object or a function and monitors access to the wrapped item, a.k.a. the target. We use proxies for the intention of blocking direct access to the target function or object. The proxy […]
ES6 Proxies in Practice
In this article, I will introduce my new Youtube channel with two videos. Both videos are from ES6 in Practice. By watching these short videos, you can learn about Arrow Functions, and you can also put theory into practice by […]
Video Tutorial – ES6 Arrow Functions with 3 Exercises
Reflection in a programming language is the act of inspecting, dynamically calling, and modifying classes, objects, properties, and methods. In other words, reflection is the ability of the programming language to reflect on the structure of the code. The ES6 […]
The Reflect API of ES6
This article is a section from the course ES6 in Practice. I created this course during the last couple of months, because there is an evident need for a resource that helps JavaScript developers put theory into practice. This course […]