What’s new in WCF 4 open house recordings

October 17, 2010

Last week I had an open house in Sela about the new features and improvements of WCF 4. The video recordings of the lecture have been uploaded to Sela’s webcast site. You can register to the website, and after receiving your username and password, you can watch the videos from the following link. If you only want to download the presentation and the demo’s source code, you can download it from here. Enjoy.
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Visual Studio 2010 context-menu scrolling hotfix

October 15, 2010

There is a known problem with Visual Studio 2010: when you open a context menu in the Solution Explorer it doesn’t always get expanded to fill to available height of the screen and you get a vertical scrollbar. On top of that, sometimes the mouse scroll doesn’t work also, and you have to move the cursor to the up/down arrows to scroll it yourself, which only adds to the frustration. Usually I work with high resolutions (1920x1080) and the context-menu is shown without a scroll so I’m not that bothered with this problem, but when...

Combining Entity Framework Self-Tracking, Extensible Metadata, and Data Annotations

October 3, 2010

A few months ago, I read this great post about the Portable Extensible Metadata (PEM) of Entity Framework 4. The PEM relies on the extensibility of the entity framework EDM, which enables you to add your own XML content into the EDM. Once placed in the EDM, you can write code that investigates the MetadataWorkspace and do operations according to what you’ve written in the EDM. One usage for example which is demonstrated in the PEM extension is adding validations to entities and properties, and placing this validation information inside the EDM for later use. To let the...