[Rails] Re: Re: Re: check hash content ?

Hassan Schroeder wrote in post #1034929:
> On Sat, Dec 3, 2011 at 9:52 AM, Dani Dani <lists@ruby-forum.com> wrote:
>
>> @potential_course_attendees should be @potential_course_students
>
> So is that a typo in your email, or a typo in your code?
>
> It does make a difference, you know :-)
>
> Hint: maybe you should copy/paste instead of retyping, or use gist
> (https://gist.github.com/) or equivalent if you want to preserve the
> original formatting *and* minimize confusion.
>
> --
> Hassan Schroeder ------------------------ hassan.schroeder@gmail.com
> http://about.me/hassanschroeder
> twitter: @hassan

it was a typo in the e-mail.
so how could I make sure no 'customer_student' gets twice into the
@potential_course_students hash.
regards
Dani

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