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Why it pays to read more than just the first compiler message

Error messages are frustrating. Especially when you can’t figure out why you are getting them.

Take this bit of code:

It produces a ‘TestProject.ComparingCollections.SimpleDataAccessLayer_Tests.MountainComparer’ does not implement inherited abstract member ‘System.Collections.Generic.Comparer<ActualProject.ComparingCollections.Mountain>.Compare(ActualProject.ComparingCollections.Mountain, ActualProject.ComparingCollections.Mountain)’ error for the MountainComparer class.


What do you mean?

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Why it pays to invest some time learning the syntax and terminology of a language

Syntax is boring. Absolutely boring. So is theory and terminology. But neither is trivial. And neither is superfluous. Not if you want to get up to speed as quickly as possible.

Syntax differs from language to language. Everybody accepts that. Not everybody is as aware that while the concepts of object orientation are the same across object oriented languages,

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