I'm using the React 16 beta (react-fiber) with server side rendering What I am to understand this to mean? warning.js:36 Warning: Did not expect server HTML to contain a <div> in <div&gt...

Before v16 of React -- that is, before the introduction of React fibers -- it was possible to take a DOM element and retrieve the React component instance as follows: const getReactComponent = dom...

I ran a profiler on the following code: function App() { const [ counter, setCounter ] = useState(0); return <div> <div>{counter}</div> <button onClick={(e) => setCounte...

Prelude We are all familiar with the default renderers that comes with React - ReactDOM. We also have custom React renderers that can be used to interface with "hosts" that aren't the DOM...

I've read the documentation, but I didn't really understand the difference between hydrate() and render() in React 16. I know hydrate() is used to combine SSR and client-side rendering. Can someo...

I have an React application that has the following structure: component A is composed of B and C When the component B calls it's componentDidMount method, is this true that all component finished...

I have a custom React Fiber Reconciler, which I create using the default export from the react-reconciler package. In a ReactDOM Component, I execute this.mountNode = CustomRenderer.createContai...

I have a es6 react component that I want the initial value of the state to depend on that of the passed down prop, but its value is always false: AttachStateToProps component <AttachStateToPro...

I noticed new feature portals do the same thing but better? I dont know much about portals but it seems to be the new way to manage nested component updates? I knew Reacts Context API was experime...

I just heard that react-fiber is ready. What is the big differences between react and react-fiber? Is it worth it to learn the whole new concept for that differences ?

From ReactJS wiki page about Virtual DOM: React creates an in-memory data structure cache, computes the resulting differences, and then updates the browser's displayed DOM efficiently. This al...

hydrate has landed to React 16, but its use isn't documented yet. This article suggests that it is is supposed to be used with renderToNodeStream but doesn't give much details. What is the expect...