Prefixing interfaces with I?

Question

I am currently reading \"Clean Code\" By Rober Martin (UncleBob), and generally loving the musings of UncleBob. However, I got a bit confused, when I read that he avoids pre

Answer 1

If you're talking about .NET, then interfaces with I at the beginning are so ubiquitous that dropping them would confuse the hell out of everyone.

Plus I'd much rather have

public class Foo : IFoo {}

than

public class FooImpl : Foo {}

It all boils down to personal preference and I did for a while play with the idea myself but I went back to the I prefix. YMMV