In this screencast, I build off of the concepts shown in my previous screencast and show you how to render a polygon on a Virtual Earth map using REST, Windows Communication Foundation (WCF), LINQ to SQL, and the new geography data type in SQL Server 2008. To learn more about the GeoRSS utility library, visit: ...

In this screencast, I show you how to draw a polygon on a Virtual Earth map and save it using ASP.NET AJAX, Windows Communication Foundation (WCF), LINQ to SQL, and the new geography data type in SQL Server 2008. Screencast: http://channel9.msdn.com/posts/keydet/Saving-Virtual-Earth-Polygons-to-SQL-Server-2008/ Code: -Marc Technorati ...

Thanks to everyone who stuck around for my "Defy Occasionally-Connected Challenges With Smart Client Applications" session at the DC Launch.  The deck and demo files are available here: Deck Workflow Services Demo Sync Services for ADO.NET Demo Server Database The demos require Visual Studio 2008 and depend on a SQL Server 2005 ...

Charlie Calvert published a video where Matt Warren (C# Principal Architect) & Luca Bolognese (Lead Program Manager) have a very deep discussion of LINQ to SQL internals.  I you're like me and you really like to know how all the moving parts work, then this is a MUST SEE video.  Details here. -Marc