public static INotifyValue <double?> CreateNullableDouble <TSource>(this INotifyEnumerable <TSource> source, Expression <Func <TSource, double?> > predicate) { return(ObservableNullableDoubleAverage.Create(source.Select(predicate))); }
public static INotifyValue <double?> CreateNullableDouble <TSource>(this INotifyEnumerable <TSource> source, Expression <Func <TSource, double?> > predicate) { return(ObservableNullableDoubleAverage.Create(source.Select(predicate))); }