C++: How to design a utility class?

Question

But I don\'t know if I should go for static methods, just a header, a class, or something else?

What would be best practice? But, I don\'t want to have an instance o

Answer 1

Don't put them in a class; just make them non-member functions at namespace scope.

There's no rule that says every function has to be a member function of some class.