[rspec-users] class << self considered harmful... really?

[Avdi Grimm]

On Wed, Nov 26, 2008 at 12:17 PM, Matt Wynne <matt at mattwynne.net> wrote:
>> And class variables are problematic in Rails in development mode because
>> of class reloading.
>
> And more generally dangerous for threading reasons, right?


All of the above.  My rule of thumb is: don't use them unless I have a
very, very good reason.  I can't think of the last time I had that
good a reason.

-- 
Avdi

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