Category "angular"

Why does Angular httpClient returns an Observable instead of a Promise? [closed]

I made a spring reactive backend which returns Flux<> object. When I call the service with angular httpClient and subscribe to the obser

Using CSS hover property in Angular directive?

Here is the directive, the default one. import { Directive, Input, Renderer2, ElementRef } from '@angular/core'; @Directive({ selector: '[newBox]' }) export

Override PrimeNG component CSS

I am using PrimeNG OverlayPanel to be displayed in dropdown click but I have a problem to move default left arrow to right position. I tried everything that was

Is there any way to modify the MatDialog overlay order?

I want to implement basic dialog handling in my application, with 2 functions: To close all open dialogs: Easy with MatDialog.closeAll(); Enable the user to swi

DIsplay popup when user refresh the page in angular 8

I want to show popup when user refresh/close tab in angular 8. I used candeactivate gaurd but its working when I change the route but not when I refresh/close t

Is there a way to get an initial event when using firestore/angularfire collectionChanges() on an empty collection

I am using Firestore with AngularFire and am currently trying NgRx for a new feature. As recommended, I am using collectionChanges instead of collectionData, to

How to solve this error Module not found: Error: Can't resolve 'fs'

I have created new angular project with electron.I do need to set up the electron. I have got below errors. ERROR in ./node_modules/electron/index.js Module

Ionic 3 Livereload not working on Android device

In one of my projects where the --livereload flag was working , suddenly the feature is not working but I see Launch Success message on my console. After launch

textarea does not update after typing in it

I'm having an issue where the textarea does not update as expected. Here is a screenshot of my webapp: When I click on any of the buttons "EN", "ZH", "JP", or

How can I resolve 401 unauthorized in angular?

I create .Net Core API and I configure the windows authentication. In my angular application I have to put in each request this option withCredentials : true. I

How to customize csv data in amcharts3 export function in Angular

I have 2 columns 1 with id and the other with a count. Now I want to add a column to display the percentage in the CSV and a heading for the file. data: [ { 0:

Customizing mat paginator

I am trying to build a list page which has large number of data items so I used mat-paginator for simplicity in reading. I tried to customize styles in mat-pagi

Customizing mat paginator

I am trying to build a list page which has large number of data items so I used mat-paginator for simplicity in reading. I tried to customize styles in mat-pagi

ag-grid column not automatically resizing in angular

I am trying to fix the sizing of the columns issue on the ag-grid in angular 7 application. I have been trying several options as suggested but not getting a so

How to find a specific ID from an Array of Objects in Angular View

I am building a shopping site and I want to switch a button Text from 'Add to cart' to 'In Cart' cart array is set in auth provider so it's accessible in all co

Spring Boot - The 'Access-Control-Allow-Origin' header contains multiple values but expect only one

I read all posts on StackOverflow on this topic but did not find answer as they all are about difference scenario than mine. My spring boot API uses Spring Secu

Angular interceptor exclude specific urls

I am writing interceptors such that I don't have to handle the headers in every service calling my web api. The problem with this is that 99% of my calls requir

How can I call all the signal R events without explicitly invoking them using hubconnection.On method

We have a API with SignalR implementation for chat, reminder and so on. I want to invoke all of methods on my client portal that's on angular without passing hu

Angular Unit Test for Http Error Interceptor not working

I have following http error interceptor: @Injectable() export class HttpErrorInterceptor implements HttpInterceptor { constructor(private util: UtilService,

Not able to catch 401 status code in Angular 7 HTTP Interceptor

I am using Angular 7 and I have used HTTP Interceptor in my application. I am not able to track 401 status code in that HTTP Interceptor. I tried pitting cat