The DevExpress controls library contains a nice popup container control that can be attached to other UI items. The popup container will show up when the user clicks on UI parent and it will automatically close if the user is focusing on another control. However, there might be situations is necessary to show the same popup container when the user clicks ......

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Although GC is doing most of the job in reclaiming the memory from unneeded objects in .NET, there are still situations when this is not happening. Event handlers that are not properly disposed keep a strong reference to the objects and by this prevent the GC to free the memory. I've seen recently that WinDbg can be very handy in investigating such ......

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Here is a nice solution for dynamically composing expression predicates: 

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http://www.linqpad.net/WhyLINQBeatsSQL.aspx

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Here are some links that can help you start working with POCO entities in EF 4.0: ADO.NET Team blog: - Working with POCO objects: http://blogs.msdn.com/adone... - Proxy objects for POCO entities: http://blogs.msdn.com/adone... MSDN Library: ......

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