From: Roger Pack <rogerpack2005@...>
Date: 2009-07-16T00:54:45+09:00
Subject: Re: Twelve rules of Ruby

> I'd explain these concepts in terms of the basic tools that I, even
> after years of rubying, still use to explore the capabilities of an 
> object:
> 
> irb(main):001:0> s = "foo"
> irb(main):003:0> s.methods.grep /slice/
> irb(main):005:0> s.class.ancestors
> irb(main):006:0> String.instance_methods(false)
> irb(main):007:0> s.method :dup  # to find out where the method came from
> => #<Method: String(Kernel)#dup>

I just learned something--I didn't know you can infer a methods owner 
even in 1.8. Nice.

=r
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