public object CreateReactiveCommandFromObservable() => ReactiveCommand.CreateFromObservable(() => FromObservable.AsObservable());
 public object CreateFromObservableWithCanExecute() => ReactiveCommand.CreateFromObservable(() => FromObservable.AsObservable(), _canExecute);
 public object CreateFromObservableWithCanExecuteAndScheduler() => ReactiveCommand.CreateFromObservable(() => FromObservable.AsObservable(), _canExecute, RxApp.MainThreadScheduler);