What exactly are you trying to do?
>From reading what you wrote, it sounds like you want a list of roles
that have not already been assigned. Is that right?
--
James Mitchell
On Fri, Nov 21, 2008 at 8:59 AM, Yan Oleg
<[EMAIL PROTECTED]> wrote:
>
> Yan Oleg wrote:
>> I have the following code:
>>
>> members.select {|m| m.role.assignable?}.collect {|m| m.role}.sort
>>
>> There are two tables: "roles" and "members". One role record may have
>> many foreign member records.
>>
>> But in this case I get many same roles, I want to apply "distinct"
>> operation to make roles unique in results. How can I do this?
>
> Please help me!
> --
> Posted via http://www.ruby-forum.com/.
>
> >
>
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