Mark Slagell wrote:
> For what it's worth, I think you can use '::' in place of '.' whenever 
> you want, but not vice versa.
> 
> Anyway you need '::' when referring to constants, although orthodox 
> style is to use '.' for method calls.

I've read somewhere that matz recommends using :: for class methods and 
. for instance methods.  Maybe in Ruby in a Nutshell?

-- 
Jason Voegele
"We believe that we invent symbols. The truth is that they invent us."
     -- Gene Wolfe, The Book of the New Sun