angular

问题 Before marking this as a duplicate of this question please note that I'm asking specifically about Angular 10+, because the answers to that question no longer work as of Angular 10. Background I've created a simple example app that helps illustrates my question. The idea with this app is that several "people" will say "hello", and you can respond to any or all of them by typing their name. It looks like this: (Note that the 'hello' from Sue has been greyed out because I responded by typing

问题 Before marking this as a duplicate of this question please note that I'm asking specifically about Angular 10+, because the answers to that question no longer work as of Angular 10. Background I've created a simple example app that helps illustrates my question. The idea with this app is that several "people" will say "hello", and you can respond to any or all of them by typing their name. It looks like this: (Note that the 'hello' from Sue has been greyed out because I responded by typing

问题 Currently I have Protractor v.5.4.2, Node.js v.10.15.39 [09:21:29] I/launcher - Running 1 instances of WebDriver [09:21:29] I/direct - Using ChromeDriver directly... [09:21:29] E/direct - Error code: 135 [09:21:29] E/direct - Error message: Could not find update-config.json. Run 'webdriver-manager update' to download binaries.driver-manager update' to download binaries. anager update' to download binaries. [09:21:29] E/direct - Error: Could not find update-config.json. Run 'webdriver-mes

问题 First and foremost, I'm well aware of zone.runOutsideAngular(callback) , documented here . What this method does is running the callback in a different zone than the Angular one. I need to attach a very quick callback to document 's mousemove event (to count Idle time). I don't want to have the whole Zone.JS machinery of tasks appended to execution queues for this specific callback. I would really like to have the callbacks run in plain, unpatched browser runtime. The event registration code

问题 I have a project that built fine with ng build --prod until I upgraded the version of TypeScript from 2.72 to 2.92 in my package.json. After upgrading, I now get the following error: ERROR in Cannot read property 'Symbol(Symbol.iterator)' of undefined However, the project builds fine using ng build and runs fine using ng serve so I have no idea where this problem is occurring and the error doesn't tell me where the problem is in my project. 回答1: I found the issue. Using resolveJsonModule

问题 Angular based on the environment I need to export enum. I don't know wether it is correct or not? role.ts import { environment } from '../../environments/environment'; if(environment.production) { export enum Role { User: 'user', Admin: 'admin' } } else { export enum Role { User: 'user', Admin: 'user' } } Based on the condidtion how to export it? Thanks 回答1: You can do it like this: import { environment } from '../../environments/environment'; export class Role { static User = 'user'; static

问题 I know that angular can integrate with some frameworks. I want to use angular version 4 into Laravel version 5.5 but I don't know how to setup the application. It is possible that I install angular CLI into Laravel project? Which solutions is the best for building app with angular ( integrate with framework or separate two projects)? 回答1: I am assuming you have the understanding about Angular and Laravel. I have used Angular(2+) and Laravel in many projects. Angular is for front-end

问题 I'm using Angular 10 and trying to implement SSR in my project. When I run the npm run serve:ssr I'm getting the below error ReferenceError: window is not defined When I googled, they suggested to add domino So below is my server.ts .... const scripts = fs.readFileSync('dist/asfc-web/browser/index.html').toString(); const window = domino.createWindow(scripts); global['window'] = window; global['document'] = window.document; .... still getting the same error, Please guide me how to resolve

问题 I'm using Angular 10 and trying to implement SSR in my project. When I run the npm run serve:ssr I'm getting the below error ReferenceError: window is not defined When I googled, they suggested to add domino So below is my server.ts .... const scripts = fs.readFileSync('dist/asfc-web/browser/index.html').toString(); const window = domino.createWindow(scripts); global['window'] = window; global['document'] = window.document; .... still getting the same error, Please guide me how to resolve

问题 In ngOnInit() , first line of code fetches the value from local storage and then that value is used to filter data from database. Both executes together and I don't get the result. How can I do something like the second function waits for the first one to get value. Below is my ts code: ngOnInit() { //get id of user this.storage.get('loggedInUser').then((val) => { console.log('Your user ID is', val); this.loggedInusr = val; }); firebase.firestore().collection(`todos`) .where("assignTo", "==",