Blocking on async tasks in asp.net

gistfile1.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;

namespace XXX
{
    public class AsyncHelper
    {
        private static readonly TaskFactory _taskFactory = new TaskFactory(CancellationToken.None, TaskCreationOptions.None, TaskContinuationOptions.None, TaskScheduler.Default);

        static AsyncHelper()
        {
            
        }

        public static TResult RunSync<TResult>(Func<Task<TResult>> func)
        {
            return
                TaskExtensions.Unwrap<TResult>(AsyncHelper._taskFactory.StartNew<Task<TResult>>(func))
                    .GetAwaiter()
                    .GetResult();
        }

        public static void RunSync(Func<Task> func)
        {
            TaskExtensions.Unwrap(AsyncHelper._taskFactory.StartNew<Task>(func)).GetAwaiter().GetResult();
        }
    }
}
//usage
//return AsyncHelper.RunSync<T>((Func<Task<T>>) (() => asyncFunc()));