From: EdUarDo Date: 2005-07-24T03:11:00+09:00 Subject: Re: Abstract class or interface? > How did I define the interface? The comment above the method. No, I'm > not kidding. Yes, I understand what you mean. > need to share some implementation. However, in Ruby loosen your > strangle hold on interface. > "Free your mind." ;) Haha, yeah, that's what I want to achieve, I'm trying it but is's hard for me like Java/C++ developer. Thanks to all for the answers.