React – the right way to pass form element state to sibling/parent elements?
Suppose I have a React class P, which renders two child classes, C1 and C2. C1 contains an input field. I’ll refer to … Read more
reactjs
How do you validate the PropTypes of a nested object in ReactJS?
I’m using a data object as my props for a component in ReactJS. <Field data={data} /> I know its easy to validate the … Read more
Adding an .env file to React Project
I’m trying to hide my API Key for when I commit to github, and I’ve looked through the forum for guidance, especially the … Read more
How do you programmatically update query params in react-router?
I can’t seem to find how to update query params with react-router without using <Link/>. hashHistory.push(url) doesn’t seem to register query params, and … Read more
Typescript react – Could not find a declaration file for module ”react-materialize’. ‘path/to/module-name.js’ implicitly has an any type
I am trying to import components from react-materialize as – import {Navbar, NavItem} from ‘react-materialize’; But when the webpack is compiling my .tsx … Read more
Axios get in url works but with second parameter as object it doesn’t
I’m trying to send GET request as second parameter but it doesn’t work while it does as url. This works, $_GET[‘naam’] returns test: … Read more
How to scroll to bottom in react?
I want to build a chat system and automatically scroll to the bottom when entering the window and when new messages come in. … Read more
create react app not picking up .env files?
I am using create react app to bootstrap my app. I have added two .env files .env.development and .env.production in the root. My … Read more
Is it possible to return empty in react render function?
I have a notification component, and I have a timeout setting for it. After timeout I call this.setState({isTimeout:true}). What I want to do … Read more
React.createElement: type is invalid — expected a string
Trying to get react-router (v4.0.0) and react-hot-loader (3.0.0-beta.6) to play nicely, but getting the following error in the browser console: Warning: React.createElement: type … Read more