All Questions
14,010
questions
0
votes
1
answer
20
views
Angular 18 error did not render in 30 seconds on consume apollo
i discovered an error using Angular 18 SSR trying to control error response from grapqhl-apollo, the server method return error after 30 seconds and from angular client with the observable i must only ...
- 407
1
vote
2
answers
52
views
Angular Observable firing twice, first one empty
I have a call in the constructor of a component to select an account (the store.dispatch is in ngOnInit) and it seems to emit two values, one empty, the next successful. The console.log in the code ...
0
votes
3
answers
28
views
Property 'results' does not exist on type 'HttpEvent<MovieResponse>'. TypeScript Error
I'm currently using this TMDB endpoint in my Angular 18 application and setting it to a variable.
This is how it looks:
private trendingMovies$ = this.http.get<MovieResponse>(${this.apiUrl}...
- 83
2
votes
1
answer
28
views
How to use the retry from Rxjs to my await function?
I have to return an await function from my code block, now when the await function is called and failed on the first try, I want to retry it again and if it failed on the second time.. I will show an ...
- 49
1
vote
2
answers
38
views
Replacing a nested subscribe when getting multiple details from one initial call for ids
So I'm making a few calls to two back-end services, the first is to get the IDs of "big" items and the rest are separate calls to get the details of each "big" item using its ID.
I'...
- 449
0
votes
2
answers
72
views
Using async/await with a service call
I'm having trouble understanding how to use async/await in this scenario. I have a function GetAdditionalProducts() that calls a service and returns a result. I call that function elsewhere where I ...
- 1,765
1
vote
1
answer
46
views
Angular Signals inside effect()
In a component, I am accessing item_id as input parameter.
Where can I call toSignal() or .subscribe() to service method, if it is not allowed inside constructor / ngOnInit() effect()?
item_id = ...
1
vote
2
answers
41
views
Rxjs concatMap that resolves to switchMap
Could you please clarify what is going on here and whether this is a legitimate approach?
I have a method for fetching data. When data is fetched, I want to store it in a BehaviorSubject:
test$ = new ...
- 343
3
votes
2
answers
145
views
Looping through Observable and mapping result cuncurrently
I have a NgRx selector data$: Observable<Data[]> which contains array of objects. Inside my component I need to go through each data item and make two HTTP calls. One is conditional (based on ...
- 63
1
vote
3
answers
51
views
Why RXJS filter operator not working here?
I have a switchMap that I need to check for additional condition before I go into subscribe, in this I want to pick out the studyId that matches with the provided studyId I got:
this.studyIdObs$....
- 189
1
vote
1
answer
29
views
Angular State of ComponentStore<T>.updater is undefined
I have this ComponentStore
@Injectable({
providedIn: 'root',
})
export class SceneGraphStore extends ComponentStore<SceneGraphState> {
private readonly sceneGraphUtils = new SceneGraphUtils()...
- 11
1
vote
2
answers
33
views
Obtain Angular Events Fired During Navigation To A Page
I would like to obtain a list of all Angular router events which were fired during the navigation to a particular view. Yes, I understand in most cases this will be the same.
I know how to subscribe ...
- 4,079
0
votes
0
answers
50
views
How to apply declarative RXJS in Angular for route resolvers
I'm interested in adapting the following code for route resolvers.
private categorySubject = new Subject<number>();
categorySelectedAction$ = this.categorySubject.asObservable();
...
- 141
0
votes
1
answer
30
views
Struggling with mapping a nested Apollo query result to another value
I have a use case in Angular Apollo that looks something like:
eval(someId: number): Observable<string | Error> {
return this.apollo.query<FirstQuery>({
query: FirstDocument,
...
- 3,827
0
votes
0
answers
39
views
How to stop Java Spring WebSocket connection from immediately closing with EOFException?
I'm working on a web application with an Angular 17 frontend and a Spring Boot backend. I'm trying to set up WebSocket communication on one page in order to receive real time updates from the backend.
...
- 1