I tried that, and it worked!
Thank you.
On Tuesday, October 2, 2012 6:14:04 PM UTC+1, Jeremy Evans wrote:
> On Tuesday, October 2, 2012 1:36:04 AM UTC-7, desbest wrote:
>
>>
>> @notification = Post.where(:noti_recipient => user.id, :noti_read =>
>> 'no').order(:datetimenumber).last
>>
>> This looks innocent enough, fetching the last row of a query.
>>
>> But watch what happens when I try to use foreign keys in my template.
>>
>> #{@notification.user_id.username}
>>
>> undefined method `username' for 2:Fixnum
>>
>> However #{@notification.user_id} works fine.
>>
>> What is going on?
>>
>
> My guess is that user_id is a Fixnum, and you have not defined a
> Fixnum#username method.
>
> You probably want:
>
> #{@notification.user.username}
>
> assuming that you have created the appropriate association.
>
> Jeremy
>
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