I want my form to have the form group but right now my form group is covered by form array.

I have user data in an observable, I want to get that data to get length of the users and specific condition to route to different page.

In the context of an Angular component I have 2 observables.

I want to make a tick in app. So I decided to use interval and subscribe to it inside ngOnInit.

I want to make a tick in app. So I decided to use interval and subscribe to it inside ngOnInit.
but in that case app will load endlessly, until interval complites.

I am trying to upload multiple files to the server sequentially. Before the next iteration, I want the result of the first iteration. I have tried many solutions with RxJS especially with concatMap with no luck.

I want to create a spinner every time user id is changed.
The content must change on the same page. But the finalize operator is not running and the spinner is forever spinning.
Is there an another aprroach?

i have problem about circular dependency.
Tried to use switchMap(() => EMPTY), take(1). This solution works, but it’s not a good solution.

Whenever I store the Subscription instances, I am using unsubscribe() during the ngOnDestroy life cycle in all components.
But I want to implement that within one file, so I don’t have to use unsubscribe() in each component.

I’m having trouble catching errors.