This video demonstrates how ASP.NET's standard DropDownList can become AJAX-enabled using the CascadingDropDown control extender from the ASP.NET AJAX Control Toolkit. You will also see how easy it is for a web form to draw its data from an XML Web Service. Source (C#)Source (VB)

Watch this video to understand the difference between Controls and AJAX Control Extenders and how to use those extenders in your applications. Source (C#)Source (VB)

Come see how the new Web-friendly features in .NET 3.5 Windows Communication Foundation extend the reach of your services to simple clients like Web browsers and RSS aggregators. Source (C#)Source (VB)

Learn how to use ADO.NET Data Services Framework to easily create and consume REST data services on the web. This session will cover the main concepts of the ADO.NET Data Services Framework (aka Project "Astoria"), show how to use it, and discuss how to use it with Microsoft's broader vision of a…

Learn how to build dynamic and interactive applications using the full capabilities of the Windows Live platform including APIs that enable streaming media, messaging, storage, presence, authentication, and more. Also learn how to use the Windows Live Tools for Microsoft Visual Studio to more easily…

Learn what the new standards compliant engine in Microsoft Internet Explorer 8 means to you as a web designer, and how to utilize new layout functionality to create cross-browser-compatible layout designs. Lighting Up Your AJAX Applications with Silverlight Source (C#)Source (VB)

Come learn how to integrate Microsoft Silverlight with existing AJAX applications, including using Silverlight to add powerful new functionality like true background processing and local storage. Also learn about new ASP.NET server controls that make it easy to add XAML and media content to web…

There are lots of different vendors offering lots of different technologies on which platforms may be built. Web 1.0 and Web services suffered from interoperability problems. What should we, as designers and developers of the next web do to avoid the same mistakes? What standards are best for us?…

Come hear from developers creating real-world applications and user-interface controls on top of the ADO.NET Data Services Framework (aka Project "Astoria"). Learn best practices for building RESTful applications and components. Source (C#)Source (VB)

Learn how to use the model-view-controller (MVC) pattern to take advantage of your favorite .NET Framework language for writing business logic in a way that is de-coupled from the views of the data. Source (C#)Source (VB)