From: Ken Bloom <kbloom@...>
Date: 2007-08-27T00:40:03+09:00
Subject: Re: sort_by { rand } not working

On Sun, 26 Aug 2007 09:22:38 -0500, Ken Bloom wrote:

> On Sun, 26 Aug 2007 22:25:08 +0900, Mike Dershowitz wrote:
> 
>> Hello:
>> 
>> I've got an array of arrays that I'd like to sort_by random.  each
>> individual array is just a hash of a value and then an object.  Is
>> there some reason why sort_by { rand } wouldn't work? My code is simple
>> (teams is populated with a db call):
>> 
>>     @teams.each do |t|
>>       @all << ["t",t]
>>     end
>>     #current not working
>>     @all.sort_by { rand }
> 
> sort_by returns the sorted list
> sort_by! sorts the list in place

Whoops. As soon as I posted, I noticed that there is no sort_by!.

--Ken

-- 
Ken Bloom. PhD candidate. Linguistic Cognition Laboratory.
Department of Computer Science. Illinois Institute of Technology.
http://www.iit.edu/~kbloom1/