From: Mang o'Lloyd <hellostephenhau@...>
Date: 2010-05-19T02:41:56+09:00
Subject: Re: Deaf grandma - almost there

Jonathan Nielsen wrote:

> It doesn't work because of scope.  When you set 'byes = 0' in def
> reset, you are setting a local variable with scope inside the reset
> method.  This is not the same as a local variable in the 'main' scope.
> 
> One way to fix this by using an 'instance' scope.  Even though you
> aren't technically in a class instance, at some level of abstraction
> the default binding is an instance of a class.  So, instead of 'byes'
> as a variable, you could use '@byes'.
> 
> -Jonathan Nielsen

Thanks Jonathan, that fixed it! I guess I got ahead of myself by using a 
method before fully understanding scope. Lesson learnt :)
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