linq-selectmany

C# – Get all classes with a custom attribute

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To get all classes with a custom attribute, first get all types in the assembly, then use IsDefined(customAttributeType) to filter the types: This is looking for classes in the current assembly that have the [ApiController] attribute, such as this controller class: This is useful in several scenarios, such as when you want to log information … Read more

C# – Read a custom config section from app.config

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In this this article, I’ll show the simplest to get a custom config section from app.config and load it into your own config class. You can implement IConfigurationSectionHandler and use ConfigurationManager.GetSection() to do this. I’ll show the steps below. 1 – Add a custom config class The first step is to create a class that’ll … Read more