Jest is an open JavaScript testing library from Facebook. Its slogan is "Delightful JavaScript Testing". While Jest can be used to test any JavaScript...

In our new short course, Code a Front-End App With GraphQL and React, you'll learn how to connect to a GraphQL endpoint from a React app.

In this post, you'll learn how to detach an existing Expo app to ExpoKit and set up Android Studio or Xcode to run the app.

Are you ready to test your knowledge of React? In this video from my course on Modern Web Apps With React and Redux, you'll be challenged to build a basic...

In this post, you'll learn what ExpoKit is and how it is used for adding native functionality to Expo apps. You'll also learn some of its pros and cons.

This tutorial talks about best practices and important things to consider when writing higher-order components.

In this video from my course, Modern Web Apps With React and Redux, you'll be challenged to create a React Component for displaying a Twitter avatar.

This is the second part of the higher-order component series. Today we'll be having a look at different practical examples and implementations of HOCs.

Higher-order components are patterns useful for sharing code between components in React. Although they are considered an advanced technique, this tutorial...

Expo is a collection of tools that make it easier to code React Native apps. In this tutorial, I'm going to show you how you can quickly create React Native...

Learn about the lifecycle of a React component from cradle to grave, what methods are available at each stage, and when it's appropriate to override them.

React is a popular JavaScript library for building user interfaces. Here are six courses that will get you up to speed with the latest in React development.