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MVVM, Data Channel, MEF, WCF RIA Services and ViewModel Locator – Silverlight 4.0 by Fredrik N

In the Aspen project I decided to use a ViewModel locator to find the ViewModel a View should use, I also use MEF for composition of parts. In this post I’m going to write about the MVVM implementation we use in the Aspen project, but first about the...

The Aspen progress – Silverlight 4, Net 4, WCF RIA Services ref. project by Fredrik N

It was a while since I wrote a blog post, the reason are many, first preparation for the SDC2010 conference where I talked about WCF RIA Services, then 2 sessions at Microsoft TechDays 2010 where I talked about Web Form vs MVC and building business application...

Some steps for moving WCF RIA Services Preveiw to the RC version. by Fredrik N

I moved the Aspen project from the WCF RIA Services VS2010 Preview to the RC version. Maybe some of you will move your Preview version to the RC, so I wrote down some steps.. Server Side You can start with replacing the Web.Config, because I don’t know...
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WCF RIA Services Silverlight Business Application – Using ASP.NET SiteMap for Navigation by Fredrik N

Note: This blog post examples is based on the WCF RIA Services PDC Beta and WCF RIA Services VS 2010 Preview, changes to the framework may happen before it hits RTM. This blog post will be about using the ASP.NET SiteMap together with WCF RIA Services...

WCF RIA Services and Audit – Historical changes by Fredrik N

Note: The examples in this blog post is based on the WCF RIA Services PDC Beta and VS2010 Beta Preview, and changes to RIA Services can be done until it hits RTM. This blog post is about audit historical changes of entities. Some users wants to see a...
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Aspen – part 7 of X – Entity Validations by Fredrik N

Dag König and I had a meeting today about the Aspen project. We talked most of the time about validations and how we should implement it. I decided to post about the current decision made. Validation on Entity level Sometimes it feels important to add...

Aspen – part 6 of X – Reusing ObjectContex among Repositories during a DomainSerivce operation. by Fredrik N

(I had to shorten the title down a bit ;)) I promised to write about how I have implemented the solution mentioned in my previous post and I’m going to keep my promise. But I will not use this solution in the Aspen project, more about that in the end...

Aspen – A sample app using Silverlight 4 and .Net 4.0 – part 5 of X – New Repository implementation by Fredrik N

This will be quite small blog post but the time is running out and I have to go to bed. But I wanted to let you know what I’m working on at the moment in the “Aspen” project. I have done several changes to the code. No methods calls to the SubmitChanges...

Aspen – A sample app using Silverlight 4 and .Net 4.0 – part 4 of X – DomainService, using DTO and Unity by Fredrik N

Note: The code in this post is based on the VS 2010 Beta 2, and changes can be made until it hits RTM. In my previous post I wrote about how I have implemented the MemberRepository and prepare it for using Dependency injection of an ObjectContext etc...

Aspen – A sample app using Silverlight 4 and .Net 4.0 – part 2 of X – MEF and EF 4 code-only by Fredrik N

Note: The code examples in this blog post will be based on technical previews and betas of .Net 4.0 and VS2010. So changes can be made before it hits RTM. If you haven’t read the first part about the Aspen project, you can find it here . In this part...
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