Ron Jacobs

Windows Workflow Foundation

Posts
  • Ron Jacobs

    Windows Workflow (WF4) Task Parallelism with Sequences

    • 0 Comments
    In my last post The Workflow Parallel Activity and Task Parallelism I said that you can implement Task Parallelism with Windows Workflow Foundation.  In this post I want to explore some of the differences between the Parallel Activity in System.Workflow...
  • Ron Jacobs

    System.Web.Routing RouteTable not working with IIS?

    • 6 Comments
    Most of the time I write simple apps that run in the local ASP.NET development server. I noticed when I started working with IIS more because of Windows Server AppFabric that my routes were not working when the web application is deployed in IIS. For...
  • Ron Jacobs

    Nuget Package Images

    • 2 Comments
      The NuGet team has recently added the ability to store the package icon URL in the nuspec file. Now I need to have a public copy of the icon available somewhere on the web.  I tried putting it on CodePlex but the URI uses QueryString parameters...
  • Ron Jacobs

    The Workflow Parallel Activity and Task Parallelism

    • 2 Comments
    “ Task parallelism (also known as function parallelism and control parallelism ) is a form of parallelization of computer code across multiple processors in parallel computing environments. Task parallelism focuses on distributing execution processes...
  • Ron Jacobs

    AppFabric-enabled WCF Data Service Walkthrough (C#)

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    In this walkthrough I’ll show you how to use the AppFabric-enabled WCF Data Service (C#) template for Visual Studio 2010 to enhance your WCF Data Services by providing Monitoring events and errors to the AppFabric Data Store Eliminating...
  • Ron Jacobs

    Ambiguous UriTemplates, Query Parameters and Integration Testing

    • 1 Comments
    When I woke up this morning I had not planned on the day unfolding like this, but an email from a colleague started me on a path and here is where it led. If you create a service that uses UriTemplates  with the WCF REST Starter Kit and you include...
  • Ron Jacobs

    Another Post...

    • 4 Comments
    I know I said that my previous post was my last post. Today I checked my Microsoft email for the first time in a long time and I found several emails from people asking for an update on my condition so here goes... It's Worse Since I wrote my previous...
  • Ron Jacobs

    Tip: Accessing the GAC Quickly and Easily

    • 3 Comments
    Have you ever been working with a colleague who asked you to do something like show me the GAC and then told you the coolest trick in the book about how to do it? Then for a brief moment you feel like a total dork because you didn't know how to do this...
  • Ron Jacobs

    My New Role

    • 5 Comments
    Well after nearly 14 years, 20 countries, dozens of Tech-Ed's, PDC's, and numerous other events my career at Microsoft is coming to an end. I've made remarkable progress thanks to the generosity of many friends and supporters around the world who helped...
  • Ron Jacobs

    Passing Values between Workflow Activities

    • 2 Comments
    It’s been a long while but in the old WF 3.5 days as I recall there was this funky binding thing that allowed you to pass values from the output of one activity directly to the input of another activity.  Windows Workflow Foundation (WF4) does not...
  • Ron Jacobs

    I will return...

    • 6 Comments
    Thank you to the many friends who have helped to pay for my experimental treatment with the CVAC machine. I'm so happy to let you know that I'm getting better day by day. In fact, I believe that I will be able to return to work perhaps in the next few...
  • Ron Jacobs

    Passing arguments to Workflow Activities (again)

    • 1 Comments
    Way back in September 2009 I wrote WF4: Passing Arguments to Activities .  In the years since I’ve learned a few things. Download code for this post Windows Workflow Foundation (WF4) - Workflow Arguments Example Watch Out for Initialization Syntax...
  • Ron Jacobs

    Windows Workflow Foundation (WF4) Activities and Threads

    • 0 Comments
    Most of the time in software when we say “Parallel” we mean that multiple threads are being used to do work concurrently.  Because of this, many customers ask if the Parallel activity works this way in Windows Workflow Foundation.  I know there...
  • Ron Jacobs

    Developing Web Services on IIS with Windows Server AppFabric

    • 1 Comments
    Much of the content and samples for AppFabric shows developing your web site and services in Visual Studio with the ASP.NET Development Server and then deploying the solution to IIS and AppFabric.  While this works great for many solutions, there...
  • Ron Jacobs

    DataContractSerializer vs. NetDataContractSerializer

    • 0 Comments
    While browsing through the bowels of MSDN I ran across this page that describes the NetDataContractSerializer .  I’ve never really thought much about it but it is useful to learn something new so I ran the sample code which serializes a person object...
  • Ron Jacobs

    Status Update

    • 5 Comments
    Thanks to the many supporters and friends who contributed to my first round of fundraising I have been able to start an experiential treatment/therapy to help with my Dercums Disease symptoms. If you are able to contribute to the Ron Jacobs Dercums Disease...
  • Ron Jacobs

    Using System.Web.Routing with Data Services (OData)

    • 2 Comments
    So you like the new OData protocol and the implementation in WCF Data Services… but you hate having a “.SVC” extension in the URI? How do you get rid of the .svc extension with WCF Data Services? Simple… Just use the new ServiceRoute class. For this example...
  • Ron Jacobs

    WCF How To–Configuration Based Activation

    • 2 Comments
    I was there when this feature was born.  It’s a long story but basically the idea is that you should be able to have a WCF service (or Workflow Service for that matter) without a SVC file. What is an SVC file? Simply put, an SVC file is configuration...
  • Ron Jacobs

    ASP.NET WF4 / WCF and Async Calls

    • 2 Comments
    How should you use WF4 and WCF with ASP.NET? Download Sample Code - Windows Workflow Foundation (WF4) - How to use Workflow from ASP.NET endpoint.tv - ASP.NET WF4 / WCF and Async Calls For this post I’ve created a really simple workflow...
  • Ron Jacobs

    WCF: 4 Tenets of Service Oriented Data Validation

    • 7 Comments
    Remember the 4 tenets of SOA?  One of them is that Boundaries are explicit.  When somebody sends data to your service it is just like when you cross an international border into another country.  Just a couple of hours drive north of us...
  • Ron Jacobs

    TDD and Windows Workflow Foundation

    • 4 Comments
    In the past year I learned a lot about unit testing and TDD in general.  After meeting some very passionate TDD type guys like Peter Provost (see this ARCast.TV interview for more) and Roy Osherove I became convinced that this style of development...
  • Ron Jacobs

    CancellationScope Activity

    • 1 Comments
    Last Edit: 2-Jun-2009 How do you cancel work in your application?  Many middle tier components and services rely on transactions to handle cancellation for them.  This makes a great deal of sense because transactional programming is well understood...
  • Ron Jacobs

    Stepping Through .NET Source with VS2010 and .NET 4

    • 4 Comments
    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...
  • Ron Jacobs

    Building Blocks for Everyone

    • 24 Comments
    I've been thinking about application blocks lately. It turns out that of all the things that our team ( Patterns & Practices ) application blocks seem to be the one thing that people most easily connect with. The problem I have is that there are so...
  • Ron Jacobs

    How to clear and reinitialize Windows Server AppFabric Persistence and Monitoring databases

    • 0 Comments
    If you are using Windows Server AppFabric in a development or testing environment you will find the need to quickly clear and reinitialize both the persistence and monitoring databases. Fortunately this is easy with the supplied PowerShell cmdlets...
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