39 docs tagged with "React"

Next.js has a built-in router that allows you to navigate between pages.

Next.js is a React framework that enables server-side

There are special "props" called Children. Sometimes you

Modify the code in App.tsx and add following code

Another way of using styles is to import the css directly into

React is built from so called "components", The word has

In essence hooks are reusable functions.

Catching rendering errors with an error boundary

Now that we have our project, we can open it in the code

Before React version 16.8 function components didn't have

Once node and npm/yarn are installed, we can get started

GraphQL is a query language for APIs and a runtime for executing those queries with your existing data.

Hooks were added to React in version 16.8.

As said, we can style React apps by including the CSS in a "regular"

Although I wouldn't recommend using elaborate styling inline,

Okay... but what is that ``-thing?

In a real-life situation you will of course need to deal with

In React, observables are typically used with libraries like

As in any NodeJS application, the dependencies are managed by

Next.js has a built-in router that allows you to navigate between pages.

What are props (properties)? Props are "settings" for a

Implementation of the "Employee Card".

Implementation of the "Employee Card".

The syntax for adding children to a component is the same for

It seems rather strange, but React doesn't ship with

As said, Next.js executes pages by default at the server level. So React hooks cannot be used

A single-page application (SPA) is a web application or

One of the most important - if not the most important -

File: src/App.tsx

File: src/App.tsx

Styling a React app is the same as styling a "regular" html

Naming

To use URL params, react-router-dom provides a custom hook

The React useCallback hook returns a memoized callback function.

React Context is a way to manage state globally.

The useEffect Hook allows you to perform side effects in your components.

The useReducer hook is similar (in functionality) to

The useRef has two purposes:

The React useState Hook allows us to track state in a