Step 1: Prerequisites

1. Prerequisites

Before you start, you must download and install the following:

• NodeJS: https://nodejs.org/en/download/
• Yarn: https://yarnpkg.com/en/docs/install

This tutorial was written with npm v6.1.0 and Yarn v1.7.0.

We're going to start by following the steps listed on the official ReactJS documentation for creating a new React App. Execute the following on the command line:

npx create-react-app achievers-api-tutorial
cd achievers-api-tutorial

and then enter npm start or yarn start. Going forward, we will refer to this step as executing yarn start but the two are interchangeable.

On your local machine, http://localhost:3000/, you should see the following: