nigel-sampson

public class RetailersService : AppServiceBase
{
    public async Task<IList<Retailer>> GetRetailersAsync()
    {
        return await BlobCache.LocalMachine.GetOrFetchObject("retailers", DownloadRetailersAsync);
    }

    private Task<IList<Retailer>> DownloadRetailersAsync()
    {
        IList<Retailer> retailers = Enumerable.Range(0, 20)

nigel-sampson

var scheduler = TaskScheduler.FromCurrentSynchronizationContext();

SetUIThreadMarshaller(action =>
{
    if (Window.Current != null)
        action();
    else
        Task.Factory.StartNew(action, new CancellationToken(), TaskCreationOptions.PreferFairness, scheduler).Wait();
});