Top "Angular7" questions

Questions about Angular version 7, the web framework from Google.

Invalid rule result: Instance of class Promise

I work with Angular 7.1.4. I want to generate a new module with the following line; ng g m order-process But …

angular npm angular7
Angular 7 FormControl on valueChanges get old value

I got a formControl passed in @Input parameter that is bounded to input of number type that maximum value should …

angular angular-reactive-forms angular7
Angular 7 - service worker not registered

I did everything as written in "https://angular.io/guide/service-worker-getting-started" to make my application PWA. Used exactly this commands: …

angular angular-cli service-worker progressive-web-apps angular7
How to use reportProgress in HttpClient in Angular?

I am downloading file using HTTP POST method. I want to call another method to show download progress to end …

angular httpclient angular7
Styling mat-radio-button in Angular Material

I have just started using the Angular Material theme within my Angular app. I make use of some radio buttons …

angular-material angular7
WARNING in ./node_modules/ng2-charts/fesm5/ng2-charts.js 230:54-72 "export 'ɵɵdefineInjectable' was not found in '@angular/core'

I am using ng2-charts in Angular 7 app and having warning WARNING in ./node_modules/ng2-charts/fesm5/ng2-charts.…

angular angular7 ng2-charts
JavaScript heap out of memory in Angular 7 using Azure DevOps

I am getting FATAL ERROR: CALL_AND_RETRY_LAST Allocation failed - JavaScript heap out of memory after Angular 7.1 upgrade. …

angular npm azure-devops angular7
Angular 6+ :ProvidedIn a non root module is causing a circular dependency

I'm trying to provide a resolve service via the new providedIn attribute. This is a translations resolver which I use …

angular typescript angular6 angular7
Angular 7 scroll event does not fire

For implementing a spy nav bar in my Angular app in a MatDialog component. I implemented a directive to spy …

angular angular-material angular7
No 'Access-Control-Allow-Origin' header is present.. angular 7 and express

I am running a server with express at port 3000 and a client with angular 7 at port 4200. Once I make a …

node.js express angular7 cross-origin-read-blocking