angular Archives - Page 5 of 14

When to use Interface and Model in TypeScript / Angular

I recently watched a Tutorial on Angular 2 with TypeScript, but unsure when to use an Interface and when to use a Model ...

May 25, 2022
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Adding a HTTP header to the Angular HttpClient doesn’t send the header, why?

Here is my code: import { HttpClient, HttpErrorResponse, HttpHeaders } from '@angular/common/http'; logIn(username: string, password: string) { const url="http://server.com/index.php"; const body = JSON.stringify({username: ...

May 25, 2022
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How to reload the current route with the angular 2 router

I am using angular 2 with hashlocation strategy. The component is loaded with that route: "departments/:id/employees" So far fine. After I do a ...

May 25, 2022
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@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 references to @HostBinding and @HostListener. ...

May 25, 2022
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How to set environment via `ng serve` in Angular 6

I am trying to update my Angular 5.2 app to Angular 6. I successfully followed instructions in the Angular update guide (including the ...

May 25, 2022
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Global Events in Angular

Is there no equivalent to $scope.emit() or $scope.broadcast() in Angular? I know the EventEmitter functionality, but as far as I understand that will ...

May 25, 2022
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Dynamic tabs with user-click chosen components

I’m trying to setup a tab system that allows for components to register themselves (with a title). The first tab is like an ...

May 25, 2022
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Angular and Typescript: Can’t find names – Error: cannot find name

I am using Angular (version 2) with TypeScript (version 1.6) and when I compile the code I get these errors: Error TS2304: Cannot ...

May 24, 2022
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Difference between HttpModule and HttpClientModule

Which one to use to build a mock web service to test the Angular 4 app? 5 Answers 5

May 24, 2022
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Can’t bind to ‘routerLink’ since it isn’t a known property

Recently, I have started playing with angular 2. It’s awesome so far. So, i have started a demo personal project for the sake ...

May 24, 2022
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