When I started my career in software development 22 years ago this year, it seemed that unit testing adoption was rather patchy. Whether you wrote unit tests or not, depended upon the environment you worked in. So most developers only used to write unit tests if they worked on a project which mandated unit testing, […]
Category: C# 8
Nullable Reference Types
Previous Versions Previously in C#, references have been allowed to be null and they could be de-referenced without null checks. We would then get a NullReferenceException, this happens when we dereference a variable which is set to null. Sometimes we have nulls coming from other parts of the code, which we then discover later when […]