Recent questions tagged Angular

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angular - How to detect scroll to bottom of html element

I have this element that I'm referencing by Id: let infiniteScrollElement = document.getElementById('th-infinite-scroll ... How to achieve 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 - Mat-table Sorting Demo not Working

I am trying to get the mat-table sorting to work locally, and while I can get the data to show up ... table but lack the sorting functionality? 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 Error: No value accessor for form control with unspecified name attribute on switch

Here is my Angular component: @Component( { selector: 'input-extra-field', template: ` <div class="form-group ... components and it works fine. 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 - Pass config data using forRoot

I am trying to pass config data into a custom library in Angular. In the users application, they will pass some ... seem to cover my use case. 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 - Property 'X' is private and only accessible within class 'xyzComponent'

I'm trying to build angular2 application for production for that I'm following this blog. After my ngc successful ... for past couple of days. See Question&Answers more detail:os...

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

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551 views

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angular - Observable.of is not a function

I am having issue with importing Observable.of function in my project. My Intellij sees everything. In my code I have ... .of(res); Any ideas? 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 @Input to a property with get/set

I have an Angular2 component in that component it currently has a bunch fields that have @Input() applied ... this.updatePeriodTypes(); } 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 If ngModel is used within a form tag, either the name attribute must be set or the form

I am getting this error from Angular 2 core.umd.js:5995 EXCEPTION: Uncaught (in promise): Error: Error in app/ ... " (ngSubmit)="onSubmit()"> 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 - What is the difference between "ng-bootstrap" and "ngx-bootstrap"?

What is the difference between ng-bootstrap and ngx-bootstrap? Are they related to each other? Or are they ... -bootstrap and ng2 bootstrap?. See Question&Answers more detail:os...

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

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773 views

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angular - What are all the index.ts used for?

I've been looking at a few seed projects and all the components seem to have a index.ts that exports * ... /master/src/client/app/%2Bhome Thanks See Question&Answers more detail:os...

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

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1.0k views

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angular - Can't bind to 'formControl' since it isn't a known property of 'input' - Angular2 Material Autocomplete issue

I am trying to use Angular Material Autocomplete component in my Angular 2 project. I added the following to my ... What is the issue here? 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 - What is the difference between formControlName and FormControl?

I'm using ReactiveFormsModule of Angular2 to create a component that contains a form. Here is my code: ... [formControl] and formControlName. See Question&Answers more detail:os...

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

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757 views

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angular - When to use 'npm start' and when to use 'ng serve'?

ng serve serves an Angular project via a development server npm start runs an arbitrary command specified in the package ... some light on it? See Question&Answers more detail:os...

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

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511 views

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angular - How to truncate text in Angular2?

Is there a way that I could limit the length of the string to a number characters? for e.g: I have to ... pipe or filter to limit the length? See Question&Answers more detail:os...

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

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625 views

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angular - How to allow access outside localhost

How can I allow access outside the localhost at Angular2? I can navigate at localhost:3030/panel easily but I ... package.json and index.html. See Question&Answers more detail:os...

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

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642 views

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angular - How to add "class" to host element?

I dont't know how to add to my component <component></component> a dynamic class attribute but inside the ... / root> inside the template. See Question&Answers more detail:os...

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

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475 views

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angular - What are differences between SystemJS and Webpack?

I'm creating my first Angular application and I would figure out what is the role of the module loaders. Why ... opinion what is the better? See Question&Answers more detail:os...

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

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491 views

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angular - How to Route to Feature Module

I'm trying to have a route from one module include a component from another module. The scheme I'm ... ) export class AppRoutingModule { } See Question&Answers more detail:os...

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

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1.2k views

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angular - Angular2 - *ngFor / loop through json object with array

Want to loop through json object //Defined on component side : jsonObj = { '1' : [ {"title" : "title1" , " ... this possible ? If Yes ? How ? See Question&Answers more detail:os...

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

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547 views

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angular - Angular2 router-deprecated dependencies not being loaded

I have recently updated my angular2 version and have had the following issue: The router lib no longer exists, ... error: Image of error See Question&Answers more detail:os...

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

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552 views

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angular - Change Detection issue -- Why is this changing when it's the same object reference with On Push

I thought I was pretty clear on how Angular Change detection works after this discussion: Why is change detection ... why does a get 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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601 views

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angular - What is the difference between ActivatedRoute and ActivatedRouteSnapshot in Angular4

What is the difference between ActivatedRouteSnapshot and ActivatedRoute in Angular 4? It's my understanding that ... . Thank you! See Question&Answers more detail:os...

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

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673 views

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angular - Cannot read property of 'xxx' of undefined

I'm using Ionic 2, in which a component has two components and the data were shared using emitters. But when ... with the bill number button. See Question&Answers more detail:os...

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

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926 views

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angular - Property 'files' does not exist on type 'EventTarget' error in typescript

I am trying to access the value of the input file from my ionic 2 application but still I'm facing the ... not building my ionic 2 application. See Question&Answers more detail:os...

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

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1.4k views

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angular - Cannot find a differ supporting object '[object Object]' of type 'object'. NgFor only supports binding to Iterables such as Arrays

I looked at similar questions, but none of them helped me. I am going to receive an object like the following ... is going wrong with this code? See Question&Answers more detail:os...

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

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645 views

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angular - How to clear template cache?

In Angular 2, how do you clear the template cache? There are tons of answers for Angular 1, but ... : [ROUTER_DIRECTIVES, CORE_DIRECTIVES] }) See Question&Answers more detail:os...

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

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566 views

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angular - No provider for AngularFireDatabase, AngularFireAuth

Apologies as I can't think of a better way of including all the information... When I run this, I get an ... App.module.ts Home.html Home.ts See Question&Answers more detail:os...

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

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1.6k views

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angular - Lazy Loading BrowserModule has already been loaded

I am trying to implement lazy loading but getting error as following ** ERROR Error: Uncaught (in promise): ... ) export class AppModule { } See Question&Answers more detail:os...

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

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