currently only know the traditional usage const App = connect( mapStateToProps, mapDispatchToProps )(Counter); but many projects use @connect(state => ({ value: state.global.value, extinfo: state.extinfo, })) I can understand what i...
current practice: put the statistical code directly in index.html; problem: cannot count the url; during route hopping <script type="text javascript">var cnzz_protocol = (("https:" == document.location.protocol) ? " ht...
< H2 > question < H2 > uses draft.js to build a rich text editor. When setting the font size function, a select selection box is used. The effect you want to achieve is that after the cursor selects Chinese text, the value of select becomes the font s...
< H2 > react-router routing jump error using history.push < H2 > routing page http: localhost:8888 detail 5aae1cc8f5dfc27d7ad98909 Route form <Route path=" detail :id" component = {TopicDetail} key = "detail" > <Ro...
clicking on the CAPTCHA picture should refresh the CAPTCHA, which is normal under Google, but what happens when the click event is invalid under IE11 <Col span={8} onClick={this.getCaptcha.bind(this)} style={ { textAlign: right , marg...
what you want to achieve is to enter text in draft-js, click an icon, add @ string immediately after it, pop up the list of candidates, @ and the name of the person are two span tags, the input content of draft-js has been converted by stateToHTML (conte...
401 error message this is how the agent is configured my port is localhost:8000, and the background port is localhost:9999,. I don t know if the proxy has passed. Always 401 error. Ask the boss for a solution. ...
1, is accessible for static pages when I configure only static directories. when doing development, the server port is 8999, and the project port is 3000. now deploy to linux, do a simple proxy with nginx 2, only set location { root html; ...
my routing configuration is like this <Router> <Switch> <Route path=" yjs" component={YJS}>< Route> <Route path=" ycc" component={YCC}>...
I want to use ListView with TabBar. the demo, on the official website shows that ListView cannot be loaded. after testing, it is found that it should be caused by the outermost , and the outermost is for tabbar to be placed at the front end of b...
recently, I was working on a project based on a background platform of react dva and antd. I took over the project halfway. With the deepening of my work, I found that the code of pro on the official website and some logic code of our company s project ...
is usually the first time to visit the page, or after cleaning up the browser data, there will be a problem, there will be no problem after refreshing (click events can be used..), the path is nothing. The 50kb of the css file is about large, but the fi...
realize the function of adding and subtracting numbers by clicking buttons through redux. it doesn t work according to other demo. I don t know what the problem is. Please explain paste the code below. ...
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In router life cycle componentWillReceiveProps shouldComponentUpdate componentWillUpdate componentDidUpdate each hook function is executed only once. How to listen for route changes when switching react-router, and then execute the specified method?...
data problems occur when multiple forms are submitted on a single page. For example, when I submit the second form, the console prints the contents of the first form. Is there any way to modify this? ...
1. After the login is successful, the data returned by the backend is sent to the data of fetch, and then how to use routing to jump to other components 2. If routing is not needed, can I use window.location.href to jump to the component handleSubmit ...
using a drag and drop function written by React, there is no problem with the first drag and drop. When you drag the second time, the left,top status of the last image is not saved, and the initialization is the same as the first drag. ** * Created b...
export interface ProviderProps { ** * The single Redux store in your application. * store?: Store<any>; children?: ReactNode; }...
what does it mean to write this in react select: function <T>(platforms: { desktop?: T, web?: T, win32?: T, linux?: T, darwin?: T }): T { if (isElectron && platforms[os]) { r...
when looking at the official instance of antd, if you see that the value of the setState method is a first-level deep copy of the original state, it will render immediately (I don t know if it means a deep copy here) see the asynchronous loading inst...
that is, the item of the first few lines is aligned at both ends, the white space in the middle is automatically assigned, and the last line is aligned to the left, and the spacing allocation is the same as the automatic allocation above. justify-co...
user User user order Order want to implement A user can have N orders, and each order can only have one user < hr > Model type User struct { Id int64 Name string Order []*Order `orm:"reverse(many)"` } type...
What is the harm if rows that do not exist in range queries are unlocked? ...
how do I set the background image to move horizontally instead of vertically as the browser zooms? Use only CSS+html when the browser zooms, the background image on the right can only be moved horizontally to ensure that when the browser zooms, the ...