Category "angular"

How to close parent dialog depending on selected answer in confirm child dialog in Angular?

I'm trying to close a parent mat-dialog depending on the answer to a child confirm mat-dialog in Angular. The child confirm dialog says "You have unsaved chang

Angular 12 FormGroup dynamically Array checkboxes custom validator does not work

I am creating an Angular 12 app, with Material. I have a form with an checkbox array loaded dynamically from database. I need to validate that at least one chec

Angular 7 email validation using regex on reactive form

On Angular, I am trying to validate email using following regex - ^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.

Test Typescript Service : Multiple Subscription on one Observable

I am having a problem performing a test on a typescript service. I have a function that returns an observable. I use .subscribe() to look at the result and veri

checking array of objects

I wanted to check if each length of array of objects of inspectionScheduleUnitContactArtifactDto , if there is one inspectionScheduleUnitContactArtifactDto whic

NestJS WebSocket

I use angular in the front end where I am learning to use rxjs-websockets. In backend I use nestjs, where i want to learn to use websockets. But every tutorial

Getting error trying to use TinyMCE cloud in my Angular 13 app - Module 'tinymce' has no exported member 'RawEditorSettings'

I have created a new angular app and have installed these: npm install --save @tinymce/tinymce-angular npm install --save @types/tinymce I've included the Edito

How to display data from client service in ngx-wheel Angular

I want to display the ngx-wheel using api but I'm having trouble displaying the data. Here my Service : import { Injectable } from '@angular/core'; import { Htt

Angular 8 ERROR Error: Unable to find context associated with [object HTMLDivElement]

Just another day in the office, right? What once worked is no longer working. Yay! I am supporting an Angular 8 web application and attempting to kickstart loca

Angular TreeView JSON response

I am new to Angular and i need your help !!! I have a TreeView in my Angular project. i can generate TreeView from my API Response. My problem is I don't know h

Angular ERROR TypeError: Cannot read properties of undefined (reading 'onDestroy')

I have problem. Angular is sometimes showing error ERROR TypeError: Cannot read properties of undefined (reading 'onDestroy') I am getting this error when I am

Web crawl angular website for elasticsearch indexing

Is there a way to index an angular website using the web crawler functionality of elasticsearch?

type 'never[]' is missing the following properties from type 'Observable<Customer[]>'

I want to fetch customers list from my back-end via get Http call. But i am unable to declare array of customers in my component. I have customer.interface.ts l

It looks like '' has not been IVY compiled - it has no 'ɵcmp' field

I am currently using Angular 11. When I run the unit tests, all pass except one which says: Error: It looks like 'ResultsService' has not been IVY compiled - it

angular workspace : I do run the application but I getting this type of error NGCC failed

Generating browser application bundles (phase: setup)...Error: ENOENT: no such file or directory, open 'D:/Harry/client/src/src/main.ts' at Object.openSync (nod

component styleUrls not working in production build Angular

I recently updated one of my projects to Angular 13 from 10, during development everything worked just fine. Then when I generated a production build to notice

Angular: how to set up Content-Security-Policy & Trusted Types?

Having read the Angular security guidelines, I would like to: configure the content security policy enable the trusted types enforcement Here is how I changed m

Cordova Android: Can I get any information on underlying Java/HTTP exceptions

I have an Ionic/Cordova Android application that is deployed on various different client internal networks, where the application connects to a http service run

How to disable cursor when hovering over angular component?

I currently have a horizontal mat-stepper component which can be found below; The user is currently able to go back to the previous step by clicking the "Back"

Dynamic Server Side Rendering (SSR) and Client Side Rendering (CSR) in angular depending who requested

Is It posible to create a Node.js service that renders the angular aplication depending in if is a client or a server? Right now I am only using SSR, I followed