Angular
Angular Service An angular service can be provided in a module definition. It can also be provided using a decorator @Injectable({ providedIn: 'root', }) Using a decorator has the advantage of being tree shakable. List of built in services https://angular.io/api?type=class Example of listening to custom event: @HostListener('hide.bs.modal') modalClosing() { ... } Adding Bootstrap.js to angular https://stackoverflow.com/a/39693770/2671663 Angular schematics can upgrade your code to a major version https://app.pluralsight.com/course-player?clipId=b637bf82-7975-4e02-8d50-31a76f7ecfdc Programmatically setting selected option: <select [formControl]='selectControl'> <option [ngValue]=null>Select An Option</option> <option *ngFor="let f of comms" [value]="f.GUID">{{f.Name}}</option> </select> Then in the component selectControl: FormControl = new FormControl(); ..... this.se