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reactjs

Why does calling react setState method not mutate the state immediately?

by IT Nursery

From React’s documentation: setState() does not immediately mutate this.state but creates a pending state transition. Accessing this.state after calling this method can potentially … Read more

Tags javascript, reactjs

How can I update state.item[1] in state using setState?

by IT Nursery

Here’s how you can do it without helper libs: handleChange: function (e) { // 1. Make a shallow copy of the items let … Read more

Tags javascript, reactjs, state

What is the type of the ‘children’ prop?

by IT Nursery

Just children: React.ReactNode.

Tags jsx, reactjs, typescript, typescript2.0

How to perform debounce?

by IT Nursery

How to perform debounce?

Tags javascript, reactjs

Error message “error:0308010C:digital envelope routines::unsupported”

by IT Nursery

Error message “error:0308010C:digital envelope routines::unsupported”

Tags node.js, reactjs, webpack, webstorm

What are these three dots in React doing?

by IT Nursery

That’s property spread notation. It was added in ES2018 (spread for arrays/iterables was earlier, ES2015), but it’s been supported in React projects for … Read more

Tags javascript, reactjs, spread-syntax

configuration.module has an unknown property ‘loaders’

by IT Nursery

my output of error: Invalid configuration object. Webpack has been initialised using a configuration object that does not match the API schema. – … Read more

Tags reactjs, webpack

Why is useState not triggering re-render?

by IT Nursery

I’ve initialized a state that is an array, and when I update it my component does not re-render. Here is a minimal proof-of-concept: … Read more

Tags javascript, react-hooks, reactjs

How to generate unique IDs for form labels in React?

by IT Nursery

I have form elements with labels and I want to have unique IDs to link labels to elements with htmlFor attribute. Something like … Read more

Tags reactjs

How to use callback with useState hook in react [duplicate]

by IT Nursery

This question already has answers here: How to use `setState` callback on react hooks (21 answers) Closed 1 year ago. I am using … Read more

Tags react-hooks, reactjs
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