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VS2008 SP1 Beta is quite a package. By default the installation downloads the packages as needed and when needed. Now that is just fine if you only need to install a single machine. But when you need to install multiple, possibly virtual, machines like...
The Dutch Microsoft office has posted the first of the Community DevCast we recorded. The host is Alex Thissen who actually does most of the work as he also edits the screencasts so don't forget to thank him next week when you run into him at the...
By default every custom workflow activity shows the same icon. And using an icon that help understand what the activity actually does makes life so much easier for the user of your activity. And remember he is a developer so some day he might just return...
For some reason a lot of people seem to think that only a single WorkflowRuntime object can be created in an AppDomain. And it isn't just the average Joe out there who seems to think so, no even book authors describe this behavior as the Workflow...
The ReplicatorActivity is one of the more interesting Workflow Foundation activities to work with when you have a collection of data and want to iterate over each item. Basically just think of it as a For Each statement in regular code. To demonstrate...
Visual Studio visualizers are pretty cool and can help you quite a bit when debugging but you need to develop them and that just ads to the workload. So how about having someone else do it? Well Microsoft added a few visualizers to VS2008 and VS2008 but...
Sometimes you can get these kinds of errors using the new Workflow Foundation ReceiveActivity when property binding the incoming value. So why does this happen Well it appears the validation is comparing the type of the original interface to to the type...
I just noticed the second part of my article about developing custom Windows Workflow Foundation activities. Read part 2 here . Just in case you missed part 1 you can find it here . Enjoy! www.TheProblemSolver.nl http://wiki.WindowsWorkflowFoundation...
LINQ to SQL has a really nice feature when making sample and demos in the ability to create the database if it doesn't exist yet. It also has a function called DatabaseExists() to check if a database exists. Both are defined on the DataContext class...
Sometimes you just want to be able to create a workflow in code bus save it as a XOML workflow so the end user has the opportunity to modify it. Well it turns out to be quite easy as the WorkflowMarkupSerializer class is your friend. The following code...
The new ReceiveActivity and SendActivity that marry Windows Workflow Foundation (WF) and Windows Communication Foundation (WCF) are really cool . Getting started is easy because a new Sequential Workflow Service Library, found under WCF instead of Workflow...
In a previous blog post I showed how to use the ReceiveActivity with long running workflow and how to extract the workflow instanceId from the context using the IContextManager. I also showed how to rebuild this context at a later date when you use a...
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