angular Archives - Page 7 of 14

“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. I ...

May 21, 2022
0 Comments

TSLint extension throwing errors in my Angular application running in Visual Studio Code

I recently started seeing, what seems like, TSLint errors. They look like this: Not using the local TSLint version found for ‘/Users/myname/myproject/client/src/app/likes/likee/likee.component.ts’. To ...

May 21, 2022
0 Comments

Is there a way to remove unused imports and declarations from Angular 2+? [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question ...

May 21, 2022
0 Comments

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/model_exposure_currencies/model_exposure_currencies.component.html:57:18 caused by: If ngModel is used ...

May 21, 2022
0 Comments

Property ‘map’ does not exist on type ‘Observable’

I am trying to call an API from Angular but am getting this error: Property 'map' does not exist on type 'Observable<Response>' The ...

May 20, 2022
0 Comments

What are the “spec.ts” files generated by Angular CLI for?

I’m new to Angular 2 (and Angular in general…) and am finding it very engaging. I am using Angular CLI to generate and ...

May 20, 2022
0 Comments

How to pass a parameter to routerLink that is somewhere inside the URL?

I know I can pass a parameter to routerLink for routes such as /user/:id by writing [routerLink]="...

May 20, 2022
0 Comments

flatMap, flat, flatten doesn’t exist on type any[]

I’m using Chrome 70 and Chrome does add methods .flatMap, .flatten, .flat. So my code does run as expected. Unfortunately, TypeScript doesn’t like ...

May 20, 2022
0 Comments

Delegation: EventEmitter or Observable in Angular

I am trying to implement something like a delegation pattern in Angular. When the user clicks on a nav-item, I would like to ...

May 19, 2022
0 Comments

How to pass query parameters with a routerLink

I want to pass a query parameter prop=xxx. This didn’t work <a [routerLink]="...

May 19, 2022
0 Comments