Is this a well known design pattern? What is its name?

Question

I have seen this often in code, but when I speak of it I don\'t know the name for such \'pattern\'

I have a method with 2 arguments that calls an overloaded method t

Answer 1

It's an example of a helper method. Sheesh people, not being in the Gang of Four book doesn't stop it being a pattern. In the specific case where there helper is public and the helped method is private it's an example of encapsulation. Possibly a little too much encapsulation in this case.