Recent questions tagged Angular

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angular - Using Tinymce in Angular2 project

I'm trying to embed tinymce into my website which is built using Angular2. Following is my component: ... Is my initialization incorrect? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - PrimeNG dropdown - disable certain SelectItems

Is there an option to disable some of PrimeNG's dropdown items (SelectItems)? I notice this discussion, is something changed? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular 2 - Injected service in http error handler

I have a method handleError() like in the documentation https://angular.io/docs/ts/latest/guide/server- ... .catch(this.handleError); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - angular2 firebase realtime updating not working

I have simple app that inserts new record to Firebase and below the input field it simply lists last 10 items in database. ... "; r.focus(); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Angular4 routerLink inside innerHTML turned to lowercase

I have a cmd where I get the content of the page from the server. Then content can include HTML and ... happens would be appreciated :) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - create dynamic anchorName/Components with ComponentResolver and ngFor in Angular2

I need to create unique Anchor Names/Components in a ngFor loop to use it with ComponentResolver.resolveComponent. ... into a specific location? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - How to add click event to dynamically added html element in typescript

I'm building an app in angular 2. I want to add a click event to a dynamically added html element. I ... does not work. Anyone a solution? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Error In Runtime From Terser During Build --prod

I have updated everything Angular and am now getting the error below (4x) when I "Build --prod" No errors if I remove ... 3.2.4 webpack 4.29.0 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Angular2: Find out if FormControl has required validator?

does someone know a way to find out for an Angular2 FormControl if the required validor is registered for the ... want. Kind regards, Marc See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Can I get metadata of generic type in typescript?

I have a decorated model class: @Api('payments/deposit') export class DepositsModel { public id: number; public ... created with new keyword? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Angular4: Using HttpClient's interceptor to setup a spinner

Here the interceptor I've written to handle the spinner directly via the interceptor @Injectable() export class ... just not sure why See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Observable polling?

I currently have an Observable timer: private poller(): Observable<PrepareData> { return Observable.timer(0, 5000). ... easy way to do this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - How do I provide a service in a lazy-loaded module and have that service scoped to just the lazy-loaded module and its components?

In the angular docs FAQ section it states, "Unlike providers of the modules loaded at launch, providers of ... export class LazyLoadedModule { } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Call a function inside ngFor in angular2

Hello I am using Angular2 and wanted to fetch the server and get some values for each ID I get inside ngFor. < ... something new <span> </div> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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670 views

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angular - Angular2 use basic pipe in custom pipe

I'd like to add some additional functionality to the basic angular2 pipes. ie. some extra formatting done on the ... ' + formatted; } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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821 views

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angular - Does ngFor directive re-render whole array on every mutation?

Let's say we have an array of items: items = [ { title: 'item 1'}, { title: 'item 2'}, /* ... */ ... : 'New Item' }); this.items = newArray; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - How to check whether ngIf has taken effect

What I'm Doing I have a component that hides/shows using *ngIf based on a simple Boolean. When the component ... Angular2 v2.0.0-beta.15 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - How to find the count of items in an ngFor after the pipes have been applied

I have an ngFor creating rows in a table that is both filtered and paged. <tr *ngFor="#d of data.results | ... ngFor seem to account for this. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Angular2 - Error: The selector "app-root" did not match any elements

I am learning Angular 2, without prior experience of Angular. I was following this tutorial: https://www. ... ngOnInit() { } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - HTTPClient POST tries to parse a non-JSON response

I'm trying to make a request in Angular and I know that the HTTP response will not be in JSON but in ... Angular expect a non JSON response. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular cli - AngularCli: disable minification

Is there a way to disable the minification in AngularCli? After I launch the command ng build --prod I ... dist folder, separate and legible. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Angular4 show image from server

I want to show an image in img tag : i am doing it that way Component this.file.url=this.sanitizer ... that matched the signature provided. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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524 views

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angular - Angular2 - Set A Different Color to an element Depending On Value

I am new to Angular2 and was wondering how I go about setting a font color to an element depending on the value. ... >{{proportion}}</span></p> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - <div [innerHTML]=.... not working with iframe html> in angular2 html inject

<div [innerHTML]="html"></div> isn't working when the html contains an Iframe. I've tried to do ... demo with angular2 not injecting correctly. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Angular2 APP_INITIALIZER not consistent

I am using APP_INITIALIZER like it is recommended in this answer, with my service returning a promise, but it ... observable.toPromise(); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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454 views

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angular - behaviourSubject in angular2 , how it works and how to use it

I am trying to build a shared service as follow import {Injectable,EventEmitter} from 'angular2/core'; import { ... is making sense to me. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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672 views

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angular - Promise .all() with RxJS

I'm writing an app in Angular 2 and I want to execute several http requests and run a function on the responses. ... How can this can be done? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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697 views

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angular - What is updateValueAndValidity

These docs state the following: If emitEvent is true, this change will cause a valueChanges event on ... What is this updateValueAndValidity? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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