On Sat, Aug 14, 2010 at 02:03, Chan Nguyen <cnguyen / rapattoni.com> wrote:
> I wonder is there any website to look up standard library like C++?

If you are considering a book, Programming Ruby, known as the pickaxe,
has a complete reference for core classes and the standard library.
Check it out here
http://www.pragprog.com/titles/ruby3/programming-ruby-1-9