reactjs Archives - Page 8 of 9

Template not provided using create-react-app

When I type the create-react-app my-app command in my terminal, it appears to work – downloading all libraries successfully etc. At the end ...

May 7, 2022
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What is mapDispatchToProps?

I was reading the documentation for the Redux library and it has this example: In addition to reading the state, container components can ...

May 7, 2022
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Updating an object with setState in React

Is it at all possible to update object’s properties with setState? Something like: this.state = { jasper: { name: 'jasper', age: 28 }, ...

May 7, 2022
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How to push to History in React Router v4?

In the current version of React Router (v3) I can accept a server response and use browserHistory.push to go to the appropriate response ...

May 4, 2022
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TypeScript and React – children type?

I have a very simple functional component as follows: import * as React from 'react'; export interface AuxProps { children: React.ReactNode } const ...

May 3, 2022
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How to specify a port to run a create-react-app based project?

My project is based on create-react-app. npm start or yarn start by default will run the application on port 3000 and there is ...

May 1, 2022
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Hide keyboard in react-native

If I tap onto a textinput, I want to be able to tap somewhere else in order to dismiss the keyboard again (not ...

April 30, 2022
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Error: ‘node-sass’ version 5.0.0 is incompatible with ^4.0.0

I’ve created a blank React project, using the command: npx create-react-app on npm v7.0.7 and Node.js v15.0.1 Installed: React v17.0.1, node-sass v5.0.0, Then ...

April 29, 2022
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How to fix missing dependency warning when using useEffect React Hook

With React 16.8.6 (it was good on previous version 16.8.3), I get this error when I attempt to prevent an infinite loop on ...

April 29, 2022
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What’s the difference between “super()” and “super(props)” in React when using es6 classes?

When is it important to pass props to super(), and why? class MyComponent extends React.Component { constructor(props) { super(); // or super(props) ? ...

April 29, 2022
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