Identify ASP.Net Core startup errors

https://developers.de/blogs/holger_vetter/archive/2016/11/30/identify-asp-net-core-startup-errors.aspx

asp.netcore 2.0

public static IWebHostBuilder CreateWebHostBuilder (string[] args) =>

WebHost.CreateDefaultBuilder (args)

.CaptureStartupErrors (true)

.UseSetting ("detailedErrors", "true")

.UseStartup<Startup> ();