.NET App Developer Links - 2019-11-21

• Announcing Windows Community Toolkit v6.0

• HockeyApp Transition to Visual Studio App Center - October Update

• Improvements in .NET Core 3.0 for troubleshooting and monitoring distributed apps

• JSON Serialization and Deserialization using System.Text.Json with Refit

• Level up your VR skills with a free, new course from Unity and Oculus

• New from Universe 2019: GitHub for mobile, GitHub Archive Program, and more

• Visual Studio for Mac: Take Control of Your IDE with Keybindings

• Watch Me Work: Building a Blazor Sample App for Office Hours