Recent questions tagged Angular

0 votes

833 views

1 answer

angular - inject() must be called from an injection context

I am trying to export my Angular app as an npm module to be consumed by other applications, but am running ... would be appreciated, thank you. See Question&Answers more detail:os...

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

0 votes

714 views

1 answer

angular - How to use MatPaginatorIntl?

I'm using MatPaginator component and I'm trying to figure out how to translate those labels (documentation isn't ... . What am I missing? See Question&Answers more detail:os...

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

0 votes

662 views

1 answer

angular - Angular2 - SEO - how to manipulate the meta description

Search Results in google are displayed via TitleTag and the <meta name="description"..."/> Tag. The <title>- ... description for this route**"/> See Question&Answers more detail:os...

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

0 votes

652 views

1 answer

angular - Property binding vs attribute interpolation

I have read an article about difference between property and attribute bindings. From what I understood, most of ... checkbox> Thanks in advance See Question&Answers more detail:os...

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

0 votes

1.2k views

1 answer

angular - Rxjs Retry with Delay function

I am trying to use retry with delay function, I expect function will call after 1000ms delay, but it doesnot, ... } and console result is : See Question&Answers more detail:os...

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

0 votes

1.4k views

1 answer

angular - origin 'http://localhost:4200' has been blocked by CORS policy in Angular7

I want to use of http://5.160.2.148:8091/api/trainTicketing/city/findAll rest for get cities in my angular ... in browser and postman. why ? See Question&Answers more detail:os...

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

0 votes

550 views

1 answer

angular - Angular2 - Focusing a textbox on component load

I am developing a component in Angular2 (Beta 8). The component has a textbox and a dropdown. I would like to set the ... </div> </form> </div> See Question&Answers more detail:os...

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

0 votes

579 views

1 answer

angular - Angular2 Forms :Validations, ngControl, ngModel etc

Working on angular2 beta Forms. after alot of searching found nothing useful. hope here somebody help me. Basically i ... -to-forms-in-angular-2 See Question&Answers more detail:os...

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

0 votes

532 views

1 answer

angular - Debug with Visual Studio Code not working

I'd like to be able to debug an Angular2 application with Visual Studio Code. Here's my environment: OS: Ubuntu ... another edit if I found why. See Question&Answers more detail:os...

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

0 votes

976 views

1 answer

angular ui - Cannot get textarea value in angularjs

Here is my plnkr: http://plnkr.co/edit/n8cRXwIpHJw3jUpL8PX5?p=preview You have to click on a li element and the ... not work? How to fix it? See Question&Answers more detail:os...

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

0 votes

540 views

1 answer

angular - Service is not being singleton for angular2 router lazy loading with loadChildren

Here is the pluker. https://plnkr.co/edit/tsNlmRth4mRzz0svGWLK?p=preview In which I have created two module with two ... me to solve this out. See Question&Answers more detail:os...

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

0 votes

677 views

1 answer

angular - How to submit form to server in Angular2?

Now the submission has been caught by angular2 even with action= in the <form>. demo link: http://plnkr.co/edit/ ... this.name = 'Angular2' } } See Question&Answers more detail:os...

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

0 votes

743 views

1 answer

angular - How to declare a pipe globally to use in different modules?

I have a custom pipe named CurrConvertPipe import {Pipe, PipeTransform} from '@angular/core'; import { ... could not be found See Question&Answers more detail:os...

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

0 votes

1.3k views

1 answer

angular - How do I override the style of primeng components?

I want to overright the style of primeng components as per component level not for whole app. Either I have ... correct approach for doing this? See Question&Answers more detail:os...

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

0 votes

745 views

1 answer

angular - Read a file and parse its content

I have file upload control which holds the selected file as below, <div class="Block"> <label id="lbl">File < ... Note: Type of file will be csv See Question&Answers more detail:os...

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

0 votes

1.1k views

1 answer

angular 6 warning for using formControlName and ngModel

I recently upgraded the angular version to 6-rc. I got following warning It looks like you're using ngModel on ... as my data binding object. See Question&Answers more detail:os...

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

0 votes

788 views

1 answer

angular - Angular2: child component access parent class variable/function

I have a variable in the parent component that might be changed by child, parent will be using this variable in the ... .push("4"); } } See Question&Answers more detail:os...

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

0 votes

735 views

1 answer

angular - Proper way to restrict text input values (e.g. only numbers)

Is it possible to implement an input that allows to type only numbers inside without manual handling of event ... and validate it afterwards See Question&Answers more detail:os...

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

0 votes

939 views

1 answer

angular - How to return observable from subscribe

I'm trying to return an observable when I get a certain value in a subscriber, but I fail miserably. This is the code ... true; } }).first(); } See Question&Answers more detail:os...

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

0 votes

697 views

1 answer

angular - What is pipe for in RxJS?

I think I have the base concept, but there are some obscurities So in general this is how I use an ... those functions need different imports? See Question&Answers more detail:os...

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

0 votes

879 views

1 answer

angular - Typescript dependency injection public vs private

What is the difference between injecting service with public and private.I see most of examples use private keyword ... : CarService) { } See Question&Answers more detail:os...

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

0 votes

1.1k views

1 answer

angular - Open/Close sidenav from another component

I use angular (latest version) and angular material. There are 3 components: header.component, in which ... working sample with code stackblitz See Question&Answers more detail:os...

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

0 votes

1.3k views

1 answer

angular - Pass parameter into route guard

I'm working on an app that has a lot of roles that I need to use guards to block nav to parts ... having a single parameterized type instead? See Question&Answers more detail:os...

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

0 votes

676 views

1 answer

angular - NullInjectorError: No provider for AngularFirestore

I'm learning Angular looking for help in fixing the error: I'm following this link : https://github.com/ ... am getting the above error... See Question&Answers more detail:os...

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

0 votes

680 views

1 answer

angular - Accessing firebase.storage() with AngularFire2 (Angular2 rc.5)

I am trying to access firebase.storage() on my project, with: "@angular": "2.0.0-rc.5" " ... with accessing database with angularfire2. Thanks See Question&Answers more detail:os...

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

0 votes

1.0k views

1 answer

angular - Body of Http.DELETE request in Angular2

I'm trying to talk to a somewhat RESTful API from an Angular 2 frontend. To remove some item from a ... on this conundrum would be appreciated See Question&Answers more detail:os...

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

0 votes

618 views

1 answer

angular - ng2 - Difference between ng-container and ng-template tags

Can someone please illustrate the difference between using <ng-container> and <ng-template> elements? I could not ... each would greatly help. See Question&Answers more detail:os...

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

0 votes

1.5k views

1 answer

angular - How to check the length of an Observable array

In my Angular 2 component I have an Observable array list$: Observable<any[]>; In my Template I have <div ... check length of Observable array. See Question&Answers more detail:os...

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

Categories

Just Browsing Browsing

Most popular tags