Recent questions tagged angular

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angular ui - How to integrate AngularUI to AngularJS?

Sorry for the silly question, does everyone know how to start using AngularUI? I've downloaded it from Github and read ... what I have to do. 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 ui - angularjs ui-router - how to build master state which is global across app

<html ng-app="app"> <head> ... </head> <body> <div id="header"></div> <div id=" ... /plnkr.co/edit/wqKsKwFq1nxRQ3H667LU?p=preview 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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angular - Component is part of the declaration of 2 modules

I try to build an ionic 2 app. When I try the app in the browser with ionic serve or launch it on an ... is not found, while running ionic serve 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 - @HostBinding and @HostListener: what do they do and what are they for?

In my meanderings around the world wide interweb, and now especially the angular.io style docs, I find many ... an example of their usage? 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 - "Port 4200 is already in use" when running the ng serve command

I am learning angular 2 and for the first time I am using the angular CLI project to create a sandbox project. ... the same port in use 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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angular - What is the difference between declarations, providers, and import in NgModule?

I am trying to understand Angular (sometimes called Angular2+), then I came across @Module: Imports ... Following Angular Quick Start 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 resolveAndCreate HTTP - missing HTTP_PROVIDERS in RC7

back in RC4 when HTTP_PROVIDERS existed I could create my custom http instance using export function createHTTP(url: ... provide it? 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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angular - Cannot read property "totalPrice" of undefined

I have this code on my Angular 2 template. <td class="hidden-xs text-center"><strong>Total: ₱ {{carts. ... (err)); } Error stack trace. 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 - Subscribing to a nested Observable

I have an app that makes one http request to get a list of items and then makes an http request for ... nested observable to be subscribed to? 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: Use Pipe to render templates dynamically

I am creating a form where I get the fields from the backend. After mapping, I have something like this: ... of this functionality with @Pipe. 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 disable template binding in for part of template in Angular2?

I would like to display {{ name }} string in Angular 2 template. How do I disable template binding for part of 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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angular - Cannot Instantiate DatePipe

I am trying to instantiate a DatePipe object in my Angular2 app to use transform(...) function in ... instantiating of Pipes inside components? 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 you use @ViewChild() or similar with a router-outlet? How if so?

I repeatedly run into a situation where I'd like to access a child component existing on the other side of a ... a hack or enabling prod mode. 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 conditional routing

This might be a basic question, but in Angular2 is there any way to do conditional routing ? Or, would ... anything similar in Angular2s router 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 get do a join in angularfire2 database

I have searched through and I still couldn't get the right answer. I will be happy you point me to the right ... .userName}} {{project.avatar}}? See Question&Answers more detail:os...

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

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643 views

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angular - Why am I getting the error plugin_not_installed with the Ionic Framework plugin healthkit?

I have been using Ionic Framework for a while but I have recently come across this error plugin_not_installed for the ... Misc: backend : pro 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 can I implement timeout for angular2+ http request

Here is just regular request looking like that: this.people = http.get('http://localhost:3000/users') .map( ... any way to delay/timeout that? 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 material2 - Select All mat option and deselect All

I have scenario as below: I want to achieve is: When user click on All then all options shall be selected ... znfehg?file=app/app.component.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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angular - New Angular2 router configuration

Back when using the deprecated router I was able to do a router.config and pass in an object. Thing is, the ... new router, or something alike. See Question&Answers more detail:os...

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

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840 views

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angular - How to correctly import operators from the `rxjs` package

I am confused how to import those operators. Some I can import with import 'rxjs/add/operator/do'; and some ... operator... Thanks for any help See Question&Answers more detail:os...

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

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738 views

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angular - How to import jQuery to Angular2 TypeScript projects?

I want to wrap some jQuery code in an Angular2 directive. I installed jQuery library for Typings into my project ... What is the next step? See Question&Answers more detail:os...

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

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593 views

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angular - Redirect to a different component inside @CanActivate in Angular2

Is there any way we can redirect to a different component from @CanActivate in Angular2 ? See Question&Answers more detail:os...

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

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843 views

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angular - Cannot access Inputs from my controller/constructor

I have a simple Angular 2 component with @Input, which I bind to the template. The template shows input data, but ... ). What am I doing wrong? See Question&Answers more detail:os...

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

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830 views

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angular - Firestore how to get the collection value from another collection document id is referenced

I have two fire store collection with following reference image . I want to get the firstName and title. Here ... store.Please help me. 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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606 views

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angular - Uncaught (in promise): Error: StaticInjectorError(AppModule)[options]

I have a strange error. Usually (I did my googling), in this case of errors Angular specifies in square brackets ... .apply(console, values); } 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 - How to allow html in return of angular2 pipe?

I have a pipe that returns a html string, however the string outputs escaped presumably as a default for ... allow actual html to render? See Question&Answers more detail:os...

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

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574 views

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angular - Do we need to unsubscribe from observable that completes/errors-out?

When I know that the observable will definitely complete (either with complete or an error notification) before my ... 't have to worry? 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 - Access Meta-Annotation inside Class (TypeScript)

When I annotate a class with metadata in TypeScript, e.g. to create an Angular2 component, can I access the ... ' from above annotation 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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