Multiple nested attributes of the same type

Hi all,

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I have two models - "symbols" and "users". Among other attributes,
symbols has "created_by_id" and "updated_by_id" attributes which are
id's of users that created/updated a certain symbol entry.

Let's say I want to display the symbols table with their "symbol"
attribute and the nested "created by" and "updated by" (user.username)
attributes for each symbol entry. Resulting table should look something
like this:

symbol created_by updated_by

the answer is to be found here:

the answer is to be found here:

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