>> Base64.encode64(Digest::SHA1.digest("#{rand(1<<64)}/#{Time.now.to_f}/#{Process.pid}/#{login}"))[0..7]
>
> What is that login doing in the line above I wonder?
> I am not quite sure what the [0..7] is for either.

Stupid me. I took that snippet some web page and didn't even notice
that it uses a variable I don't have. :(

The [0..7] might be another way of doing a substring.

>> NameError (undefined local variable or method `login' for
>> #<SearchSubscription:0x104099750>):
>
> The clue is in the error message, it is SearchSubscription that it is
> complaining about, not User.

Colin, thank you very much! I replaced #{login} with #{self.email} and
now it works.

Marian

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