ASP.NET Workflow: Web Apps That Support Long-Running Operations

Glenn Block explains how the Managed Extensibility Framework, a new library coming in .NET Framework 4.0, tackles the longstanding issue of building applications and components that can be reused and extended by others. Learn how to build apps that can use new functionality introduced by developers, framework authors and third-party extenders.Glenn BlockMSDN Magazine February 2010

Over the past few years, federated security models and claims-based access control have become increasingly popular. Platform tools in this area have also come a long way. Windows Identity Foundation (WIF) is a rich identity model framework designed for building claims-based applications and services and for supporting active and passive federated security scenarios.Michele Leroux BustamanteMSDN Magazine November 2009

This article is the third in a series about n-tier programming with the Entity Framework, specifically about building custom Web services with the Entity Framework and WCF. This article looks at features coming in the second release of the Entity Framework (EF4) and how you use them to implement the Self-Tracking Entities and Data Transfer Objects (DTOs) n-tier patterns.Daniel SimmonsMSDN Magazine November 2009

In this article, the author covers the new features in SharePoint 2010 geared for workflow developers and then walks the reader through a couple of new user scenarios.Paul AndrewMSDN Magazine November 2009

This month's column describes how to use WCF for communication between a workflow and a host application in Windows Workflow Foundation 3. This knowledge should help developers with their efforts using WF3 and prepare them for WF4, where WCF is the only abstraction over queues (referred to as "bookmarks" in WF4) that ships with the framework.Matthew MilnerMSDN Magazine November 2009

Design patterns provide a common, repeatable approach to solving software development tasks, and many different patterns can describe how to accomplish a certain goal in code. When developers begin working with Windows Workflow Foundation (WF), they often ask about how to accomplish common tasks with the technology. This month's column discusses several design patterns used in WF.Matthew MilnerMSDN Magazine August 2009

This article reviews the Prism project developed by the Microsoft patterns & practices group and demonstrates how to apply it to composite Web applications using Silverlight.Shawn WildermuthMSDN Magazine July 2009

Microsoft Velocity exposes a unified, distributed memory cache for client application consumption. We show you how to add Velocity to your data-driven apps.Aaron DunningtonMSDN Magazine June 2009

In this month's installment, Stephen Toub examines some techniques for enforcing dependencies in the running order of asynchronous operations and builds a DependencyManagement class to help.Stephen ToubMSDN Magazine April 2009

In this article, you'll learn how to avoid problematic tight coupling by applying the Model-View-ViewModel pattern in Silverlight 2.Shawn WildermuthMSDN Magazine March 2009