This blog reviews the current (January 2011) set of options available for hosting existing .NET4 Workflow (WF) programs in Windows Azure and also provides a roadmap to the upcoming features that will further enhance support for hosting and monitoring the … More » Blog Post by: Suren Machiraju

Never assume anything, test everything All these years I assumed that Assembly.Load() would respect version numbers if specified in the FullName string.   As I’ve been adding more test coverage to Microsoft.Activities I found that Assembly.Load does not work that way. Suppose you have an assembly named ActivityLibrary and you deploy V1 but you try to load V2 // This call will succeed and happily load V1 if it finds ActivityLibrary.dll Assembly.Load( "ActivityLibrary, Version=2.0.0...

In my previous post , I’ve been exploring how changing the version of an ActivityLibrary affects a workflow.  In this post I want to explore how Workflow Services behave. The good news – as far as I can tell, they behave exactly as they should behave loading the assembly version they were built with.  For this test I have a Workflow Service that uses an activity from ActivityLibrary1 and we will run through a similar set of scenarios deploying a Workflow Service (.xamlx) to a web site hosted...

Check out the latest updates to the FabrikamShipping SaaS sample application. This sample provides a great example on how the Access Control service helps solve real-life identity federation requirements. You can find more details in Vittorio Bertocci’s blog post . If you want to learn more on the Access Control service please visit our website or the MSDN developers website . If you haven’t started checking out Windows Azure AppFabric already make sure to take advantage of our free trial offer....

In my last post I showed you how the _XamlStaticHelper class uses different semantics when loading assemblies referenced by XAML files. Today I’m going to show you a solution I’ve built into the Microsoft.Activities library that can help you apply standard CLR behavior when loading referenced assemblies. endpoint.tv - How To Make WF4 Load the Assemblies You Really Want   Strict Assembly Resolution for Compiled Workflows Step 1: Download and reference Microsoft.Activities.dll Download the latest...