U2U Blog Center

For developers and other creative minds

Welcome at the U2U Blog Center

U2U has built up the last 10 years a huge amount of expertise in the Microsoft .NET Framework. Expertise they have always shared in the community. Below you can find a list of the blogs maintained by U2U trainers.

Adding Error Handling to content based routing with WCF

Yesterday I blogged about content based routing with WCF. Today I want to talk about error handling. What if you route to a service that is not available. WCF allows you to define backup services using a backup list. So let’s do this: start by building a compatible backup service. In this case I wi... [More]

Visual Studio 2010 Beta 2 available today!

I’m downloading it as we speak. So please wait until I’ve done :) Oh, for the first couple of days the download is only available through MSDN subscriber download, but then MS will make it public for everyone. Today Microsoft announced a new (albeit beta 2) release of their flagship developer softw... [More]

Installing VS2010 Beta 2

So I’ve installed VS2010 today. Installation went quite well but you might want to uninstall the Silverlight 3 SDK because that gave an issue on my machine. The VS logo has changed colors: Usual license stuff… 5.6 Gb on disk required… And there we go… This took about half an hour on my ... [More]

who is going to teched in Berlin?

I am looking forward going to TechEd in Berlin this year. Not only because of TechEd, but also because of the celebration of the fall of the Berlin Wall. If you’re also going, I hope to see you there! U2U, the company I work for, will give a free TechEd ticket to the first two bookers of a new trai... [More]

Problem running the WCF 4 DiscoveryProxy sample

Today I was playing around with managed WS-discovery with WCF 4. To try a couple of things I used the WCF sample DiscoveryProxy. However running the sample gave me this error: {"A TCP error (10013: An attempt was made to access a socket in a way forbidden by its access permissions) occurred w... [More]

Renaming a Workflow foundation 4 service

Workflow Foundation allows you to create a workflow as a service using WCF. You can do this by choosing a “Declarative Sequential Service Library” project from the WCF tab: This will (as usual) create a new project with the service declared in Service1.xamlx. Opening this file will open the work... [More]

Using T4 to automatically generate your entities

*** This is a repost of a previous post because of moving to a new blog engine in which some formatting was lost *** Today I discovered something very interesting, namely how to automatically generate my entity classes (classes that also implement the INotifyPropertyChanged and IDataErrorInfo inter... [More]