On Thursday, January 23, 2014 11:46:03 AM UTC-5, Martin wrote:
>
> Hi there,
>
> When I have a model with 
>
> has_and_belongs_to_many :keywords
>
> and a keyword is added or removed, how can I make it to update its 
> updated_at timestamp?
>

Hard to say without knowing what "it" you expect to see updated.
 

>
> Thanks,
> Martin
>

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