.NET App Developer Links - 2019-11-01

• Dark Mode and MarkupExtensions now available in Uno Platform

• How to Authorize Users in Blazor Declaratively

• How to use Nullable Reference Types in .NET Standard 2.0 and .NET Framework

• Implementing .NET Core Health Checks

• Learning xUnit .NET Unit Testing the Easy Way

• Let's use XAML Island on WPF app without changing C# code behind

• New learning resources for building ASP.NET Core apps using Visual Studio for Mac

• October Updates for Visual Studio App Center's Windows Support

• Restructuring everything: FancyToDoList with Xamarin.Forms

• Take aim at making your first Unity game

• Testing ViewModels using INotifyPropertyChanged verifier

• Three Ways To Write Xamarin Apps In F#