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Have you ever tried to filter a LINQ statement by string values. E.g. you want to get all persons where the name starts with letters from ‘A’ to ‘Z’. In this post I will show you how to build a query like this. My first approach was to do a simple <= operation like I do in SQL. But this results in...

In my last project I have to implement a dynamic where filter for some date stored in the Enitity Framework (EF) model. The next picture shows the DB schema of the data. This is a common scenario to store multiple properties of a single item in a very dynamic way. The TItemProp table has a foreign key...

(German version may be provided at a later stage / Deutsche Version wird gegebenenfalls nachgereicht) In previous posts, I gave an introduction to BizTalk Workflow Services , I wrote about flow control and rambled about tricks you can do in conditions . This post will deal with the send and receive activities...

I had the honor to present at the Mobility Day 2008 in beautiful Zagreb, Croatia on September 9, 2008. I covered part 2 of a series of two sessions dealing with "best practices" about connecting mobile systems. While the first part, presented by Damir Dobric , dealt with quite advanced connectivity...

The RTM (Release to Manufacturing) version of SQL Server 2008 is now available for MSDN subscribers. The following versions are ready for download: · SQL Server 2008 Developer (x86, x64, ia64) - DVD (English) · SQL Server 2008 Enterprise (x86, x64, ia64) - DVD (English) · SQL Server...