Instead of choosing between Silverlight and the XNA Framework, you can now use both in a single app or game. You can combine the page navigation model of a Silverlight application with the rich graphics power of an XNA Framework application.

Adding the Microsoft Advertising SDK to your Windows Phone 7 applications is quick and hassle free. With just three easy steps you can enable even your free apps to make money!

You can now store relational data in a local database that resides in your applications isolated storage container. Your applications can use LINQ to SQL to perform database operations. New APIs enable programmatic database upgrade scenarios.

Windows Phone developers can download these code samples and applications, such as Panorama/Pivot Control, Bing Maps, and a unit converter, to experiment with the Windows Phone Application Platform. New samples will be added to this page periodically, so check back often and see what's new.

Internet Explorer 9 is fast. Web sites and applications look and perform as if they were native to the PC. You'll notice a clean look and increased viewing area that makes Web sites shine.

Windows Web Application Gallery for Developers. Learn how the Microsoft Web App Gallery helps you share your web app with millions of Windows users, how the submission process works and what you'll need to join in.

The Silverlight Toolkit is a collection of Silverlight controls, components and utilities made available outside the normal Silverlight release cycle. A product of the Microsoft Silverlight product team, the Silverlight Toolkit adds new functionality quickly for designers and developers, and provides the community an efficient way to help shape product development by contributing ideas and bug reports.

Watch this webinar for the SilverlightShow.net on WCF RIA Services — focusing on the fundamental concepts, plus querying and updating data capabilities.

Discover the security considerations that are specific to processing XML data in Silverlight.

There are a variety of networking and Web service technologies that you can use in a Silverlight application to retrieve data. These technologies include HTTP classes, WCF services, WCF Data Services, WCF RIA Services, and sockets. Get some guidance for determining which networking and Web service technologies you should use to get data into your Silverlight application.

With the latest version of Windows, your users are moving into some sunny new digs. Take a look at four of the biggest new UI features they're finding and learn how to Light Up your application for Windows 7.

Mark Wilson-Thomas joins John Papa to discuss Silverlight 4 Tools for Visual Studio 2010. Learn more about new features in the Visual Studio 2010 designer that work for both Silverlight and WPF development.