Ron Jacobs

Windows Workflow Foundation

Posts
  • Ron Jacobs

    My Tech New Years Resolution

    • 6 Comments
    Don't you love new beginnings?  At the beginning of a year it seems anything is possible.  Perhaps that is why we feel compelled to think about how we can make 2009 a better year than last year.  I see that my last blog entry was Nov 21...
  • Ron Jacobs

    Visibility + Supportability + Consistency == Great UX?

    • 6 Comments
    In my last couple of posts I explored the concepts of Visibility and Supportability as properties of an architecture.  These are principles that architects must keep in mind when designing user centered architectures, systems that as Frank Lloyd...
  • Ron Jacobs

    How to do API Key Verification for REST Services in .NET 4

    • 6 Comments
    Recently somebody asked me about doing APIKey verification in .NET 4. Previously in .NET 3.5 we provided the REST Starter Kit which included a fair bit of server side code to enable a collection of RequestInterceptor objects that we showed doing API Key...
  • Ron Jacobs

    Tracking WCF Data Services with Windows Server AppFabric

    • 6 Comments
    WCF Data Services provides a very simple model driven way to expose data using REST and the OData format. As I was preparing my talk for Tech-Ed on Implementing REST in .NET I was asking myself if there would be any value in using Windows Server AppFabric...
  • 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

    What do you want to see on endpoint.tv?

    • 6 Comments
    This morning I awoke to a bright sunny day and thought to myself… What shall I do today? Unlike most people I have a great deal of freedom to be as creative as possible at helping people to build great applications with .NET using WCF, WF4 and...
  • Ron Jacobs

    WF4 Workflow Versioning Spike

    • 6 Comments
    Today I’m starting on another spike project.  So far there are only questions to investigate, no answers.  I’m sharing my plans with you because I believe doing so might help some of you and I’m hopeful that you might share your insights with...
  • Ron Jacobs

    AppFabric WCF Service Template (C#)

    • 5 Comments
    Now available Download the AppFabric WCF Service Template C# Windows Communication Foundation (WCF) is Microsoft’s unified programming model for building service-oriented applications. Windows Server AppFabric provides tools for managing and monitoring...
  • Ron Jacobs

    How to: Implement a WCF Asynchronous Service Operation with Task<T>

    • 5 Comments
    I love Task<T>.  It has to be one of the finest innovations in the framework in the past few years.  Recently I was reviewing some old WCF documentation How to: Implement an Asynchronous Service Operation which was probably written in...
  • Ron Jacobs

    How to Unit Test WF4 Workflows

    • 5 Comments
    Recently I asked you to vote on topics you want to see on endpoint.tv . Coming in at #3 was this question on how to Unit Test WF4 Workflows. Because Workflows range from very simple activities to long and complex multi-step processes this can be a...
  • Ron Jacobs

    WF4 Workflow Service Data Validation Design

    • 5 Comments
    In my previous previous post on the WCF Fault Spike and the other post on 4 Tenets of Service Oriented Data Validation I discussed some options and best practices for service data validation with WCF.  In this post I want to consider how the same...
  • Ron Jacobs

    WF4: How to Unit Test a Workflow that calls a WCF Service

    • 5 Comments
    “The important point is that our test can’t control what that dependency returns to our code under test or how it behaves (if we wanted to simulate an exception, for example). That’s when we use stubs .” – The Art of Unit...
  • Ron Jacobs

    Using Windows Workflow with WCF on a Load Balanced Server Farm

    • 5 Comments
    This morning I was in an interesting email thread with some of my Microsoft colleagues about the use of Windows Workflow Foundation (WF) on a load balanced server farm.  The question that started the whole thing was that a customer had asked their...
  • Ron Jacobs

    Building A Better Sample Application

    • 5 Comments
    Lately I've been working with the product teams on building new things that will be revealed at PDC 2008 (you are going aren't you?)  such as WCF and WF in .NET 4.0 and "Dublin" .  I'll have many more details on this to come but today...
  • Ron Jacobs

    New WCF REST Hands On Lab Drop

    • 5 Comments
    Just released the November 2008 version of the WCF REST Starter Kit Hands On Lab .  This drop now includes a full lab on the REST Collection template.  With unit test coverage that demonstrates testing of a RESTful service for GET, PUT, POST...
  • Ron Jacobs

    Windows 7 and Silverlight Developer Tools Installer

    • 5 Comments
    Kudos to the Windows 7 team for building an awesome feedback loop.  Lately I had several tools fail when I tried to install them.  Today the Windows 7 notification window gave me the solution.  The crashes were not caused by the installers...
  • Ron Jacobs

    Blog Spam!

    • 5 Comments
    This is getting downright annoying... As if the spammers haven't already done enough damage to the internet, now they are attacking my blog! Yep - this really annoying dude keeps posting replies to my blog entries with links to his stupid website with...
  • 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

    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

    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

    Troubleshooting Workflow Services with diagnostic logging

    • 4 Comments
    Sometimes you have a workflow service that is misbehaving in a production environment.  How do you figure out what is going on when you can’t attach a debugger? The solution is to use Workflow Tracking.  There are two alternatives you can try...
  • Ron Jacobs

    WF 4.0: A First Look at Microsoft PDC 2008

    • 4 Comments
    This week we are finally taking the wraps off of Workflow 4.0 and Monday we had a great talk from Kenny Wolf introducing Workflow 4.0.  The great news is that it is already live on Channel 9 along with some other episodes of endpoint.tv where I asked...
  • Ron Jacobs

    REST Starter Kit, ServiceBehavior and Thread safety

    • 4 Comments
    If you have seen the REST Starter Kit (Preview 1) perhaps you noticed a TODO comment about the ServiceBehavior attribute.  We decided to make this comment a little more explicit in Preview 2.   /// TODO: Modify the service behavior settings...
  • 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

    uR 5UcH 4 n00B

    • 4 Comments
    I love playing computer games (probably a little too much).  Of course when you first get started you are the guy who gets killed all the time because you don't know what you are supposed to do or where the secret stash is.  After a while of...
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