JavaScript is one of the most popular programming languages in the world, and is
now widely used also outside of the browser. The rise of Node.js in the last few
years unlocked back-end development - once the domain of Java, Ruby, Python,
PHP, and more traditional…

There are cases where JavaScript implicitly does coercion and we aren’t aware of it. Coercion applies to every data type present in the JavaScript world.

Contribute to delprzemo/react-cheatsheet development by creating an account on GitHub.

Before the release of React Hooks you needed Higher-Order Components (HOC) to reuse class components, after you can use Hooks to use React features in function components

In this video tutorial, we will learn how to build a responsive navbar with React, Reach Router, and Sass.

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Test Driven Development (TDD) with React Test Renderer: Find out how to use React Test Renderer to test React components

In recent years the term "microfrontends" entered the tech mainstream. While there are many patterns...

When I first started learning to test my apps back in the day, I would get very frustrated with the different types, styles and technologies used for testing, along with the disbanded array of blog posts, tutorials and articles. I found this to be true as…

Master the art of writing better functional components in React with hooks. Discover how to use hooks to manage state, perform side effects, and build more efficient, reusable, and maintainable code.

In this article, we'll take a look at using Jest — a testing framework maintained by Facebook — to test our React components

What is new features in ES2019 ECMAScript 2019. Object.fromEntries() Transforming data from one format to another is very common in JavaScript. trimStart() and trimEnd() flat() and flatMap() Description property for Symbol objects.

Today we’re thrilled to announce the general availability of Ionic React, a native React version of Ionic Framework that makes it easy to build apps for iOS, Android, Desktop, and the web as a Progressive Web App. All with one code base, standard React development…

This article will go over eight neat tricks in React that every React developer should know

In this article, we’ll cover the basics of RxJS and how to integrate it with React applications using React Hooks for state management. We’ll do this by building a demo chat application. Our chat application will have three components that will communicate…