React Flask authentication

export default App; Now run the Nodejs process npm run dev in one terminal and in another terminal start Reactjs using npm start simultaneously . Output: We see react output we see a button “Connect” we have to click it. Now when we see the console server-side we see that the ReactJS is connected with NodeJS.

Create the project directory where your application will be stored and then navigate into it.

In web development, there is only one “front end” language , and that’s JavaScript (and things compiled to JavaScript, like TypeScript). Everything else runs on a server somewhere, not in the browser, and that makes it “back end”. Flask, which is written in Python, is back end.

Configuring the React frontend.