Tag：assembly
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Time：2021-8-2
Idea: hijack the image click event in the rich text configuration. In this event, click the upload component upload (< El upload >) in the elementui to arouse the operation of the local upload server, hide the upload component in the text stream, and change the server uploaded by the upload component to qiniu cloud, […]
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Time：2021-8-2
Problem description： Button is used to control the display and hiding of div in a sub component (V-IF Implementation). The same custom component is used in both div, but the data of the two components affect each other. select_ The initial value of show is false. You can see that the game attribute is switched […]
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Time：2021-8-2
1. HTML and CSS HTML5 added tags and attributes Add label: 1. Structure label (1) Section: independent content block, which can be used to form an outline with H1 ~ H6 to represent the document structure, and can also have chapters, headers, footers or other parts of headers; (2) Article: special independent block, which represents […]
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Time：2021-8-2
HTEverything you need to create cutting edge 2D and 3D visualization This slogan was the product direction in my mind at that time, and then slowly polished in this direction. NowHTIt can be said that we have achieved such an effect, not to mention exhausting the strength of the pioneers, but we are very satisfied […]
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Time：2021-8-2
import { Injectable } from ‘@angular/core’; import { Subject } from ‘rxjs’; @Injectable({ providedIn: ‘root’ }) export class GlobalEvent { /**Store the last value of the event*/ private _datas = {}; private _data$ = new Subject<EventInfo>(); private _dataFlow$ = this._data$.asObservable(); private _subscriptions: Map<GlEvenName, { [id: string]: Function[] }> = new Map(); constructor() { this._dataFlow$.subscribe((data: EventInfo) […]
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Time：2021-8-2
Vue component code generation platform Vue component code generation platform is a drag and drop component code generation tool for Vue developers. Through it, you can quickly build the code skeleton structure of Vue components. Developers can carry out secondary development on this basis. At present, the platform is very suitable for quickly building a […]
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Time：2021-8-1
The previous article uses asp.net core 5.0 and identityserver4 to build a basic authentication server, implements the oauth2.0 authorization process based on client certificates, and accesses protected resources through access token. This paper will continue to improve the integration of identityserver with identity components, and users of identity can complete authorization. Integrating asp.net core identity […]
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Time：2021-8-1
1、 Overview ReduxAndVueXIt is the state management solution of the most widely used front-end framework at presentVuexIt’s an official program, andReduxyesReactCommunity provided.In 2014, Facebook proposedFluxThe concept of architecture has led to many implementations. In 2015,ReduxAppears, willFluxCombined with functional programming, after many iterations and updates, it has becomeReactThe most popular solution in ecology.VueXIs to followVueState management […]
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Time：2021-8-1
IView input box input component address https://iview.github.io/components/input Iviewui is different from elementui. Vue’s built-in trim prohibits input, and the space modifier doesn’t work in the input component. There is no official method <!– The trim modifier in iView UI doesn’t work yet — > < input V-model. Trim = “value” placeholder = “please input…” @ […]
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Time：2021-8-1
1. Routing 1.1 Vue router dynamic route matching 1.1.1 basic usage of dynamic matching routing Application scenario: route matching through the mode of dynamic routing parameters. Document User1 User2 User3 Register const User = { //Get routing parameters through $route.params in the routing component Template: ‘< H1 > user component — user ID: {{$route. Params. […]
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Time：2021-8-1
Note: the version used in this article is react-17.0.0.3. If enablenewreconciler = true is turned on, the file with the suffix of new.js will be used;This paper focuses on the hook principle and the rendering part of react, and the parts involving classcomponent are omitted;mode = concurrent All the code in this article is based […]
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Time：2021-8-1
introduce Project requirements: used at the front endcameraThe component scans continuously, uploads the captured frames to the back end for algorithm recognition and judgment, and returns the judgment results. If the result is “success”, the correct captured frame is displayed on the screen. attempt wx.onCameraFrame(frame=>{ //frame.width //frame.height //frame.data }) wx.onCameraFrameThe API accepts a callback function […]
