Recent questions tagged Reactjs

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reactjs - Can't get Webpack 2 HMR React to work

Currently I'm struggling to get HMR working in my Webpack 2 setup. I'll explain my entire setup so I hope this is ... code to work with HMR. ] } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Firebase Hosting Deploy Error: Task 5fc... failed: retries exhausted after 6 attempts

I am trying to setup a 2 brand new Firebase projects with Firestore, Functions, Storage, and Hosting for ... retries exhausted after 6 attempts See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - How to export and import class properly in javascript ES6

Could someone provide me with a little bit of guidance on my class object and how to reference it in ... me with some insight/assistance? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Material UI remove the yellow background on TextField autofill

I'm having a really hard time to remove the yellow background on autofill from the Material UI ... withStyles(styles)(renderTextField); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Redux TS Generic type 'Dispatch<S>' requires 1 type argument(s)

Trying to setup a project with typescript and redux. I am getting this error Generic type 'Dispatch<S>' ... might be missing something basic See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Clear a field's value on input clear in react-final-form

I'm using a custom component with react-final-form. On input change it sets the value to the address field. ... onClick={form.mutators.clear}). See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - PropTypes in React

In some examples, I have seen something like this: Footer.propTypes = { completedCount: PropTypes.number.isRequired, ... -have or must-have? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Cannot deploy to with gh-pages with specific project due to error: cannot spawn sh: No such file or directory

Keep getting the error: error: cannot spawn sh: No such file or directory fatal: unable to fork The ... operating system difference? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Trying to go back to "/" in react router?

So what I want is to have a top-level routing in App.js that routes to Home on "/". In Home i want ... I used to recreate the issue: pastebin See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - React: Load component's CSS only when component is rendered

# MyComponent.js import React from 'react' import './MyComponentStyle.css' export default class MyComponent extends ... rendered on its route? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Firebase messaging is not supported in your browser how to solve this?

I am using firebase messaging for web push notification with react. But browser show this message Messaging: This browser ... version : 6.0.2 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Loading asset with custom extension not working

I'm trying to implement my first application in react-native and I need to open database from a static file ... .js". Any suggestion please? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Clickable url value in ag-grid with react

I'm currently giving ag-grid a try and trying to build a table where if the user clicks a column value, they ... could somehow pass in the id? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - SyntaxError: Invalid or unexpected token @import

I am trying to add Jest and Enzyme to a React webpack project. Everything is working, until I add tests ... webpack/tree/feature/jest-unit-tests See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - NextJS, preload Redux data in getServerSideProps

Based on this info from the official NextJS docs they recommend using getServerSidedProps and getStaticProps instead of ... in this way. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Passing params to tab navigator React Navigation 5

I'm using materialTopTabs and it seems like this loads all the screens in the navigator once its mounted. ... .Navigator> ); }; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - nested url routing using react-router and webpack dev server

I'm having some issues working with react-router and webpack-dev-server to achieve nested url routing. webpack. ... Can anyone help? Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - In React is it always better to render a Redirect than use this.props.history.push?

If I'm always redirecting to in-app routes, what's the difference between the Redirect component in react-router-dom (v4), ... } />; } ... } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - A valid React element (or null) must be returned. You may have returned undefined, an array or some other invalid object

I'm just new in ReactJS and I have a problem. I can't solve it. It seems everything is all right, ... export default Pokemon; Thanks for help! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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962 views

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reactjs - Preserve query parameters in react-router

In my react application I have a few parameters that the user comes to the application that provide some ... around for every route. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.6k views

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reactjs - material ui lab date picker, Can't resolve '@material-ui/lab/AdapterDateFns'

Can't resolve '@material-ui/lab/AdapterDateFns' Can't resolve '@material-ui/lab/DateTimePicker' Can't resolve ... installed @material-ui/lab See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - How to get bounds with react-leaflet

I want to get bounds of the current map so that I can search those bounds with the Overpass API. For leaflet ... map.getBounds isn't a function. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - TypeScript Property 'props' does not exist

I have this .tsx file: import React, { Component } from 'react'; export class SidebarItem extends Component { ... exist on type 'SidebarItem'. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Custom alert dialog in react native?

I'm trying to create a custom alert dialog with an image background and some custom styling, but can't seem to ... library that can help me out? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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939 views

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reactjs - Check type of React component

I need to loop through component's children and do some things only if child component is of specific type: React. ... component!'); } }); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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reactjs - how do I style an Alert element in react-native?

I'm working with react-native and I have created an Alert element. Alert.alert( 'Warning', 'bla bla bla', [ ... I achieve this? Is it possible? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.6k views

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reactjs - Error: yarn start - error Command "start" not found

I am trying to learn React and I am using a private repo to start with it. I run yarn start in the ... is organised in the following way: See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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reactjs - In Material-UI when do we use Input vs. TextField for building a form?

Maybe this is just a basic question, but so far have not found any reasonable explanation. I am a beginner in ... any use cases. Please suggest. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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