Recently I noticed that I had automatically installed .Net Framework Platform Update 1 along with something else. So I should be able to use State Machine in my workflows now, right? Half right, half wrong! I forgot (and I am sure I am not the only one...

Today I had the pleasure of attending a brownbag (read ‘lunchtime presentation’) by Dustin Metzgar from the WF Performance team. He ran us through a slide deck with a lot of interesting performance comparisons between WF3 and WF4. Workflow Foundation...

AsyncCodeActivity is a nice class for wrapping calls to asynchronous APIs and turning them into activities that can run super-efficiently. But! There are a few limitations to being a subclass of AsyncCodeActivity when compared to NativeActivity. Such...

Over time a few folks have asked on the forum for information about writing rehosted visual workflow debugger applications (a.k.a. workflow simulator, a.k.a. visual workflow tracking…). Many of these folks have already seen the Visual Workflow Tracking...