How to combine multiple inline style objects?

In React you can clearly create an object and assign it as an inline style. i.e.. mentioned below. var divStyle = { color: 'white', backgroundImage: 'url(' + imgUrl + ')', WebkitTransition:...

How to submit a form using Enter key in react.js?

Here is my form and the onClick method. I would like to execute this method when the Enter button of keyboard is pressed. How ? N.B: No jquery is appreciated. comment: function (e) { ...

How can I render HTML from another file in a React component?

Is it possible to render HTML from another file in a React component? I have tried the following, but it does not work: var React = require('react'); /* Template html */ var template =...

How to update or add to immutable.js List

I'm using Redux and Immutable.js in my React-based project (built on React Boilerplate) and I'm looking for an idiomatic way to update or add to an Immutable.js List. My current setup. State...

Create react app, reload not working

I just started coding in React using create-react-app. In the documentation it's said The page will reload if you make edits. I don't know which module is responsible for auto reload (webpack or...

Detect swipe left in React Native

How can I detect a left swipe on the entire screen in React Native? Would it be necessary to use PanResponder or can it be done a little more easy?

ReactJS typescript error Parameter props implicitly has 'any' type

Following, and adapting the tutorial here, I've hit a snag when trying to define a function to render some HTML. function Toolbar(props) { return ( <div> <button...

How to use Jest to test functions using crypto or window.msCrypto

When running unit tests with Jest in react the window.crypto API is causing problems. I haven't found a way to incorporate crypto in Jest without installing other packages which is something I...

Network error: Unexpected token < in JSON at position 0 at new ApolloError

const httpLink = createHttpLink({ uri: 'http://localhost:3090/' }) const client = new ApolloClient({ link: httpLink, cache: new InMemoryCache() }) client.query({ query: gql` query...

build failed: exit code 127

created my project with my app This is the project.json file. That I have created { "name": "detox", "version": "0.0.1", "private": true, "scripts": { "ios": "react-native run-ios", ...

React Native StackOverflowException

I'm having the following exception in my react-native app on Android E/unknown:ReactNative: Exception in native call com.facebook.react.uimanager.IllegalViewOperationException:...

React Javascript onclick outside div

I am working on a website and currently i am having an svg icon for logout. when icon is clicked an overlay is popped up with signout option. when user clicks on signout it should do certain...

How to fix error: Attempted import error: 'Route' is not exported from 'react-router-dom'

-- Update: This started working when I just stopped the development server, quit VSCode and restarted it again. Not sure what caused it. Busy learning React and ran into this error. I have tried...

How to get a clicked element in React?

Coming from jQuery, getting a clicked element was a breeze, but I'm having some issues with it in React. Basically, I've got a list, and I want to get a clicked list item (or its index) and...

Scrollview not scrolling when using flex-start and flex-end

I'm using flexbox with my scrollview in react native and something about how it works is messing up the scrolling, it won't scroll. but if i remove all elements using flex-start, it seems to start...

React Hooks - JSDoc with destructured array variables

I'm trying to JSDoc a simple React Typescript component with hooks. Unfortunately, I can't seem to find a way that makes JSDoc work with declared destructured arrays. There are some answers...

Can't install Firebase in react project

I had to install firebase but after hitting npm install firebase I got this error: F:\React test\my-app>npm install firebase npm ERR! Unexpected end of JSON input while parsing near...

Property 'rawValue' does not exist on type 'EventTarget & HTMLInputElement' error while using typescript with cleave.js

I am having the above error in onChange event while using cleave with typescript. Ts throws error stating it doesn't have 'rawValue' in event.target. My code is as below: import React, {...

How can I fix `Using UNSAFE_componentWillMount in strict mode is not recommended and may indicate bugs in your code.`?

I'm using redux forms in react project and this is the app component which has redux forms intialized : import { Field, reduxForm } from 'redux-form'; const onSubmit = (values) => { ...

React: 'Redirect' is not exported from 'react-router-dom'

I am getting Attempted import error: 'Redirect' is not exported from 'react-router-dom'. when running npm run start in terminal. I have reinstalled node_modules, reinstalled react-router-dom,...

Can't import css houdini paint js file

I have a React/Electron app, where I'm trying to use the new CSS Houdini paint() function (as demonstrated in this page). In my project's index.html file I have added a script tag with the...

expo Error: connect ETIMEDOUT 104.197.216.164:443

I tried to run React Native android simulator via expo on my android I've been encountering this error this past 24 hours Error: connect ETIMEDOUT 104.197.216.164:443 at...

Redirect onLoad only if not authenticated with @azure/msal-react

I'm trying to adapt the sample project for my needs. My needs are essentially: Automatically redirect login if the user is not authenticated when they navigate to the root route... If they are,...

React: Patching package.json using patch-package

I am using the patch-package to patch a package.json file of one of my dependencies. I modified the package.json and ran npx patch-package [dependency_name] but it not capturing the changes made...

Next-Slicezone 'module parse failed' when using with Prismic.io

I'm not sure what I'm doing wrong, and the documentation is pretty spotty and nobody on Prismic's Community board is very responsive. I'm hoping somebody can help me here: I'm trying to use...

FB chat plugin error on CORS policy and customerchat net::ERR_FAILED

I got an error implementing the code below inside the body: <div id="fb-root"></div> <div id="fb-customer-chat" class="fb-customerchat"> </div> <script> var chatbox =...

How do you enable emmet for nextjs ( js file)?

How do you enable emmet for nextjs ( js file)?

Firebase: Firebase App named '[DEFAULT]' already exists with different options or config (app/duplicate-app)

I am a newbie, and I am stuck. I don`t know what to do. My browser is showing that fire store is not able to connect to the backend. This is my code : import firebase from...

React Uncaught ReferenceError: process is not defined

I am getting issue with iframe. Till today everything was working as expected. Today I added very simple Modal component and somehow iframe started appearing. It appears when I am editing file and...

Uncaught Invariant Violation: client.watchQuery cannot be called with fetchPolicy set to "standby"

I just clone my project on Ubuntu machine and did yarn install and then yarn start and this giving me above error. However on my Windows machine it is working fine. I'm using "apollo-client":...