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Programming, reactjs

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ReactJS lifecycle method inside a function Component

Instead of writing my components inside a class, I’d like to use the function syntax. How do I override componentDidMount, componentWillMount inside function ...

June 4, 2022
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Programming, reactjs

IT Nursery

Is using async componentDidMount() good?

Is using componentDidMount() as an async function good practice in React Native or should I avoid it? I need to get some info ...

June 3, 2022
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Programming, reactjs

IT Nursery

How to tell webpack dev server to serve index.html for any route

React router allows react apps to handle /arbitrary/route. In order this to work, I need my server to send the React app on ...

June 3, 2022
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Programming, reactjs

IT Nursery

Default property value in React component using TypeScript

I can’t figure out how to set default property values for my components using Typescript. This is the source code: class PageState { ...

June 2, 2022
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Programming, reactjs

IT Nursery

Is it possible to use if…else… statement in React render function?

Basically, I have a react component, its render() function body is as below: (It is my ideal one, which means it currently does ...

June 1, 2022
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Programming, reactjs

IT Nursery

What does this “react-scripts eject” command do?

What does the npm run eject command do? I do understand what other commands do like start, build, test. But no idea about ...

June 1, 2022
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Programming, reactjs

IT Nursery

Set types on useState React Hook with TypeScript

I’m migrating a React with TypeScript project to use hooks features (React v16.7.0-alpha), but I cannot figure out how to set typings of ...

June 1, 2022
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Programming, reactjs

IT Nursery

React.useState does not reload state from props

I’m expecting state to reload on props change, but this does not work and user variable is not updated on next useState call, ...

May 31, 2022
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Programming, reactjs

IT Nursery

Why are Fragments in React 16 better than container divs?

In React 16.2, improved support for Fragments has been added. More information can be found on React’s blog post here. We are all ...

May 30, 2022
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Programming, reactjs

IT Nursery

What are React controlled components and uncontrolled components?

What are controlled components and uncontrolled components in ReactJS? How do they differ from each other? 5 Answers 5

May 30, 2022
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