.NET type forwarding
This feature has apparently existed for years, but I found out only now. CLR has an equivalent of HTTP redirect for types, it is called You can move a class […]
Local DB is not supported on this platform
Instability is bad, but letting me specify a combination of template parameters that cannot possilby work is much worse. In VS 2019 with dotnet core 3.0, I created an ASP.NET […]
VS 2019 and AspNet.Core: the world of weird errors
I was experimenting with creating new projects out of templates in VS 2019, and to my surprise ran into a lot of trouble and error messages. One time it told […]
Unity container: when it is too much magic
“Any sufficiently advanced technology is indistinguishable from magic” Athur C. Clarke While reviewing some code, I stumbled upon a class that receives an ObservableCollection<ILogFormatter> in the constructor. I discovered that this […]
C#: why ability to lock on any object was a bad idea
Any programming language gives you plenty of opportunities to shoot yourself in the foot, and C# is probably not the worst, but I ran into an interesting example today. C# […]
Whatsapp: bad system design for the masses
I’ve been using Whatsapp for about 2 years now, and it was more or less OK, until I bought a new phone and tried to move my account there. This […]
C#: How to shoot yourself in the foot with a generic extension method
TL;DR: wrapping existing method DoSomething(MyData data), with an identically named generic extension method DoSomething<T>(T data) is a bad idea, since it erases compile-time type checking. DoSomething() may now be called […]
The Pólya Conjecture
I have finally memorized one simple mathematical statement that is true for pretty much any number you can think of, but is in fact verifyably false, with known counterexamples. The […]
VS 2017+ASP.NET Core+Docker: published dev image does not work
I created an ASP.NET core project with docker support. Good thing: it works. Bad thing: the “dev” image it creates does not really contain application code. The code is added […]
Unity Container and double singleton
It turns out that after re-registering type as a singleton in Unity calls to container.Resolve() return a new instance. This may lead and have led to ugly bugs if your code relies […]