PLinq and source IEnumerable thread safety
As I discovered that the source IEnumerable is called by PLINQ from multiple threads, it made me thinking: how can it possibly work? E.g. when someone writes code like this: […]
.NET
PLinq's AsParallel() makes concurrent calls to underlying IEnumerable
I am trying to play with PLINQ, and I was wondering, if I have an enumerable that, say, reads lines from a file, or stock prices off Yahoo Finance, would […]
Nested Unity Containers and Singletons
I work on a project that uses Unity dependency injection framework. You get objects from container by calling Container.Resolve<SomeType>(). By default each call to Resolve() will return a new object. […]
Playing with Entity Framework
As certain other “highly integrated” Microsoft technologies, entity framework seems to be high maintenance when it comes to refactoring and moving things around. To move an .emdx file from one […]
BackgroundWorker and UI threads
Popular belief (reinforced indirectly by MSDN) is that BackgroundWorker class will marshal the “progress” and “completed” events back to the calling thread. This turned out to be most certainly not […]
.NET: decimal is not primitive?
typeof(decimal).IsPrimitive returns false. Apparently,
MessageBoxes and worker threads
This will hopefully become a more organized article with code samples, but I need to record my results for now. Here’s the practical problem I encountered in the application I […]
.NET: Exception stack trace has no frames above the catch point
I never thought about it, but it turns out that exception’s stack trace does not contain the full stack. Instead, it contains only frames between the point where the exception […]
Database proramming rant
After a long while I am back to dealing with databases directly from ADO.NET. Guys, this is ridiculous. Any serious library designed like that would be heckled. This is what […]
VS 2008 unit test host cannot run tests in one thread
Our UI code is single threaded and UI classes use some shared static data. They work just fine, but the unit tests sometimes fail. Investigation led to threading issues. Visual […]