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List:       ruby-talk
Subject:    Re: Singleton Class or Module Functions?
From:       Gavin Kistner <gavin () refinery ! com>
Date:       2004-10-21 14:47:46
Message-ID: 1FBFAB59-2370-11D9-8FDE-000A959CF5AC () refinery ! com
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On Oct 20, 2004, at 4:16 PM, trans. (T. Onoma) wrote:
> I've come across this seemingly indistinct option too many times now. 
> Which is
> better? Why choose one over the other?

Ah, here's a reason:

module Foo
	class << self
		def initialize
			puts "Never called"
		end
	end
end
f = Foo


class Bar
	include Singleton
	def initialize
		puts "Called the first time"
	end
end
b = Bar.instance
c = Bar.instance


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