The Reference vs. Value Types with an easy to understand example

In this article I would like to use a simple example for presenting you the difference between a Reference and a Value Type. Such an example shows us how careful we have to be when dealing with properties of different types. Consider the following class and list in C#:

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The INSERT statement conflicted with the FOREIGN KEY constraint "XXX". The conflict occurred in database "XXX", table "XXX", column "XXX" error and how to fix it

It is very common to do migrations of data from a table of one database to another or inserting backed-up data into a table. For these tasks you will have to use long .sql scripts with INSERT statements.

When doing such migrations one possible problem might be that the Foreign Keys referenced in the primary-table will throw the INSERT statement conflicted with the FOREIGN KEY constraint “XXX. The conflict occurred in database “”, table “”, column “” error.

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The complete guide to cast different types to and from enums in .NET Core

Enumerations are a great way to standardize your code and move away from using string literals or integers for if-comparisons in your code. For example using this Gender gender = Gender.Female instead of this string gender = Female is much cleaner and one change in the Enum affects the whole application. However, since you might dealing with legacy code, you will have to cast the strings or ints to your Enumerations when connecting new with old code. Lets see how this is done.

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How to validate your .NET Core WebAPI model and return a 400 (BadRequest) response from your controller and test it with Moq

I know, this is not a new question, however, if you search online you will mostly find articles writing about the older .NET Framework. Here is my way of dealing with 400 (BadRequest) and 404 (NotFound) errors with the latest .NET Core 3.0 WebAPI methods.

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Get extra log information about errors happening on your Azure App Service

When you run your application on an Azure App Service there will the case where you want some extra logging information when errors happen. A fast way to get the exact error and its stacktrace in your application is to activate the Application Logging. To activate it, you have to do the following simple steps:

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