All Questions
214 questions
0
votes
2
answers
279
views
Angular sorting observable data after http request
I'm new to using observables and am starting to learn about declarative programming. I have a situation where I have an observable that gets data from a http request. I know can sort this data using ...
- 51
0
votes
1
answer
43
views
how to save an object form a observable
i created a http.get request in angular that returns an observable
findUserByEmail(email: string): Observable<User> {
return this.httpClient.get<User>(this.authBaseUri + '/users/' + email);...
- 21
0
votes
0
answers
101
views
Angular http client observable not emitting in development mode (but request is successful and response received). Emitting in production
I have a very simple call to an express function hosted in firebase cloud function:
checkContactExistByEmail(email: string): Promise<boolean> {
const url = `${CRM_API_URL}/${CRM_API_ENDPOINTS....
0
votes
1
answer
348
views
I'm sending out two http requests instead of one in Angular when I request data from the server for the state to change
I'm building a beginner application in Angular and I'm at the point where I'm getting some data back from a server and I've built the pagination for the data I recieve. Each click on a button (at the ...
0
votes
3
answers
169
views
Angualr, List is not loading dynamically with observable list
I am trying to make a quiz app where questions with answerrs will be given to the admin.The list is not loading dynamically.What i want is after the questioin is added the list will show automaticlly ...
-1
votes
1
answer
51
views
Handling HTTP response via. Observable
Suppose if I want to get a JSON data from a HTTP GET request using observable:
this.getJSON().subscribe(response => {
for (let item of response) {
// ... iterate array
}
});
...
- 7,068
-3
votes
1
answer
136
views
Property 'isAdmin' does not exist on type 'User'.ngtsc(2339)
<td>{{ user.isAdmin }} </td>
I intended to add the isAdmin field with RxJS to the User interface, in the function down below (file is user.service....
- 41
0
votes
1
answer
365
views
Angular HTTP request returns undefined the first time
I have a service with such a HTTP request:
`
login(email:any,password:any){
this.http.post<{token:string}>('http://localhost:3000/login',{payload:{email,password}},{
...
0
votes
2
answers
576
views
Get property values from objects, do calculation, then map in the front end in Angular
I am using Angular 15. I want to get the property values from an array of objects, use the values to do calculation and then map them in the frontend. I had tried 3 different ways, I still can't get ...
- 49
0
votes
1
answer
264
views
Angular observable receives data only once onInit
I am working my way through Moshs' Angular class building a simple shopping page. Since this tutorial is already quite old I had to work my way through the changes in bootstrap and angular and I did ...
- 3
0
votes
1
answer
250
views
Cannot read properties of undefined passing error when passing observable object NgModel
I am trying to pass an object to NgModel in my angular template but I am recieving the error "ERROR TypeError: Cannot read properties of undefined (reading 'boxName')" In my .ts file when I ...
0
votes
2
answers
63
views
Unable to iterate through data got from http request in angular
movies.service.ts
import { HttpClient } from '@angular/common/http';
import { Injectable } from '@angular/core';
import { Observable, of,tap } from 'rxjs';
@Injectable({
providedIn: 'root'
})
...
- 37
1
vote
1
answer
84
views
Why the subscribe function does not populate my property?
I have a problem here, i want to populate my property with the data that i get from the backend, but i dont know why my subscribe function does not populate it, check my code:
Here is my app.component....
0
votes
1
answer
59
views
Cant Receive Nest Mongo Database JSON Array in Angular Component
I am doing a test run from my Nest backend connected to MongoDB/Mongoose, where everything is working between Nest and MongoDB Cloud using Postman. I am just clicking a button in an attempt to receive ...
- 55
0
votes
3
answers
1k
views
issues with return value from an observable subscription
I have a function getHash that retrieves a hash value that I need from a remote api server. I am using the following code for it, which uses the auth0 service to retrieve the jwt token, attach it to ...
- 1,690