When to use preprocessor directives in .net?

Question

I think this is a simple question so I assume I\'m missing something obvious. I don\'t really ever use preprocessor directives but I was looking at someone\'s code which di

Answer 1

I have some code which needs a different handling when using the Mono environment instead of the CLR - thus I have a Mono directive in some of my modules. I think this is a better example than debug