You may have noticed that WorkflowServices have two ways of operating.  One way is to pass message content and the other way is to use message parameters.  I have always used message content because it seemed like the easiest thing to do. Download...

One thing I have not tackled until today was how to test a Workflow Service in a .xamlx file.  When I started out this morning working on it I realized that there isn’t a great deal of information about how to do this available anywhere. Update 7...

Recently I was doing a review of some .NET 3.5 WCF REST code based on the REST Starter Kit to see what it would take to move it to .NET 4. The more I looked at the code and thought about it deeply I realized that the mechanics of exposing a service over...

A couple of weeks ago I ran across a very interesting tool called Feature Builder .  As I watched the videos about this tool I realized that it represented an opportunity to deliver Hands on Labs (along with other interesting things) directly inside...

Lately on http://endpoint.tv we have been doing a series called WF4 Activities Best Practices with Leon Welicki. Many of you wrote in asking for the sample code so I’ve published on MSDN Code Gallery - WF4 Activity Best Practices Sample . Be...

This morning I stumbled across something so cool… I had no idea it existed (I know some of you are saying… “What he didn’t know about this?) How many times have you wanted to debug right into the source of .NET?  The feature is there, just turn it...

Question: Suppose you want to test an activity that uses WriteLine and you want to verify the output. How do you do it? Answer: Add a StringWriter to the Extensions collection before running your test Testing this activity Use this test ...