Recent questions tagged ReactJS

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reactjs - Create PDF file from HTML text React

I am beginner in react-redux. I trying create a function like exporting a html text to pdf with Javascript ... youtube.com/watch?v=HVuHr-Q7HEs 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 - Using compose() and connect() together in React JS redux

I am starting to develop a web application using React JS. I bought a theme from theme forest. In the theme, ... use it together with compose ? 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 routes in react-router

I'm setting up some nested routes within React-Router (v0.11.6 is what I'm working against) but whenever ... prefixed with dashboard in the URL. 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 - What is the trade off between history push and replace?

I use History package to redirect invalid URL to 404 page on my react component. I use .replace instead of .push ... me? thanks in advance ;) 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 - Create React App: using environment variables in index.html

Is there a way to inject environment variables, e.g. REACT_APP_MY_API into the index.html file? According to this, ... // development </script> 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 - What is the TypeScript return type of a React stateless component?

What would the return type be here? const Foo : () => // ??? = () => ( <div> Foobar </div> ) 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 - Multiple Layouts with React Router v4

I'm pulling my hair out trying to render multiple layouts with React Router v4. For instance, I'd like ... layouts for react-router components 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 - Multiple Props Options for Styled Components

I have a navbar component that I have created using Styled Components. I would like to create some props ... suggestions? Thanks in advance. 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 - Configuration for create-react-app after ejecting to build a component library

I started to build a component library that I want to publish on NPM (and reuse in other apps) by creating a ... (I guess some Webpack stuff)? 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 Navigation; use image in header?

I'm using react navigation in a react native project and I want to customize the header with an image. For ... I need a different solution. 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 - Webpack + Babel: Couldn't find preset "es2015" relative to directory

I have a React project using Webpack and Babel. When I created it on an office computer, the Webpack ran fine. When ... of npm is: 3.6.0 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 - UseEffect hook with socket.io state is not persistent in socket handlers

I have the following react component function ConferencingRoom() { const [participants, setParticipants] = useState({}) ... on with the state 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-datepicker with a Formik form

I'm trying to use react-datepicker in a Formik form. I have: import DatePicker from "react-datepicker"; import ... do it with react-datepicker. 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 - Can't load expo app: Something went wrong

I've created an expo app with exp init MyApp command and started it by running exp start in MyApp directory. ... It used to work sometimes ago. 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 router - Update URL hash without re-rendering page

Using react-router I'm looking for a way to update the page URL / hash, without the router re-rendering the ... point me in the right direction? 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 and Typescript, which types for Axios response?

I am trying to present a simple user list from an API which returns this: [{"UserID":2,"FirstName":"User2"} ... > ); }; export default UserList; 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 - Using JavaScript Axios/Fetch. Can you disable browser cache?

I am trying to query a quote API for a freeCodeCamp project I'm updating to React.js. I am now trying to use ... the quote API.`) }) } See Question&Answers more detail:os...

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

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692 views

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reactjs - create-react-app install devDepencies in dependencies section

After creating a new project with create-react-app and running yarn eject. The dependencies section of my package. ... -app placed them here? See Question&Answers more detail:os...

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

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928 views

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reactjs - Before and After pseudo classes used with styled-components

What is the proper way to apply :before and :after pseudo classes to styled components? I know that you can use ... insight on this? Thank you. 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 spy on a default exported function with Jest?

Suppose I have a simple file exporting a default function: // UniqueIdGenerator.js const uniqueIdGenerator = ( ... for anyone interested. See Question&Answers more detail:os...

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

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785 views

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reactjs - Bootstrap vs Material UI for React?

I have been using both in my projects and sometimes I find the need to use a Material UI component within a ... the grid and can be flexed? 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 - Importing images in TypeScript React - "Cannot find module"

I am trying to import images to use inside a React component with TypeScript. The bundler I'm using is Parcel ... fix the error TS is throwing? See Question&Answers more detail:os...

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

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779 views

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reactjs - How do I configure webpack to run bootstrap and sass?

I am not great at webpack. I have not really 'learned it', I have a template/boilerplate I pull from a repo I made ... [ "es2015", "react" ] } } 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 configuration file for post deployment settings

I've built a reactjs site and trying to get it to be deployable. right now all configuration is done via ... party libraries for this either. See Question&Answers more detail:os...

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

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725 views

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reactjs - Error handling in React best practices

When rendering a component in React (with many subcomponents) and a JS error is thrown for whatever reason, what's ... a warning when it fails. See Question&Answers more detail:os...

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

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866 views

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reactjs - React with Typescript -- Generics while using React.forwardRef

I am trying to create a generic component where a user can pass the a custom OptionType to the component ... generics-with-forward-ref 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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881 views

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reactjs - Is it ok to use ReactDOMServer.renderToString in the browser in areas where React isn't directly managing the DOM?

I'm working on an app using Leaflet (via react-leaflet). Leaflet directly manipulates the DOM. The react ... ideas would be greatly appreciated. See Question&Answers more detail:os...

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

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759 views

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reactjs - What are your best practices for preloading initialState in your Redux apps?

I'm currently not happy with the hacks I've come up with using Flux, and now Redux for populating initialState ... that are working for others. See Question&Answers more detail:os...

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

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