From: Matthew Williams <matthew.d.williams@...>
Date: 2008-01-29T06:26:21+09:00
Subject: Re: Assistance dynamically building a nested hash

> 
> My code:
> 
> @actuals = Actual.find(:all, :select => 'obs_number, week_ending, 
> labor_hours', :conditions => ["week_ending >= ? AND project_number = ? 
> AND primary_number = ?", @week_ending, @charge.project_number, 
> @charge.primary_number]).to_a
> 
>     results = Hash.new do |hash, key|
>       hash[key] = {}
>     end
> 
>     @actuals.each do |sub_arr|
>       main_key = sub_arr[0]
>       sub_key = sub_arr[1]
>       #Create new key, value in sub hash:
>       results[main_key][sub_key] = sub_arr[2]
>     end
> 
> After that runs I'm left with results as a single hash with no data. 
> I'll continue with the debugging and hopefully end up with a successful 
> result soon enough.  Thanks for the responses!
> 

sub_arr was being treated as an actual object data type... So a few 
quick changes to sub_arr to reference the attributes instead of indexes 
and I'm all set.

I'm still working on my iterator to appropriately sort through them in 
my view but I appreciate the help a lot on getting the ball rolling...

Take care.
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