at the home page, the message prompts you to jump to the Detail component to initialize the data that can only be rendered from Control. Clicking on a new message here will not trigger constructor, so I am dealing with nextProps data. If the time of the ...
rootSaga.js saga Total entry import { fork, all } from "redux-saga effects"; import { assemblyLineSaga } from "@ routes Devops AssemblyLine saga"; export default function* rootSaga() { yield all([...assemblyLineSaga]); yie...
I pass values through redux scenario is when I click on the navigation bar of component 1 and refresh the ajax of component 2 is the data returned by ajax accepted by this.state.contnet what should I write? There is an urgent need for ideas. ...
component 1: const mapDispatchToProps = (dispatch) => { return { currency: (data) => dispatch(currency(data)), } } const mapStateToProps = (state) => { return ({ changeContent: state.changeContent } ) } handleClick = (e...
react projects cannot save store? using redux, data index.js ReactDOM.render( <Provider store={store}> <Router > < Provider>, document.getElementById( root )) registerServiceWorker() actions export const SET_USER = ...
Database table table New field json how can I tell if the json field exists? If it does not exist, create a field json in varchar format because the code is common to many programs. Some databases already have the json field, and some do not.. How ...
I would like to ask you, in the development of image watermarking on the server side, what technologies (regardless of language and method) do you usually use to implement it? Which way do you think is best? ...
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can I write in the background with spring boot instead of java completely with kotlin? ...
function Animal(name) { this.name = name this._init() this._add() } Animal.prototype._init = function() { this.food = [] console.log(this.food) } Animal.prototype._add = function() { console.log(1) this.food.push( fish ...