From: Martin DeMello <martindemello@...>
Date: 2007-02-08T05:13:19+09:00
Subject: Re: Algorithm Help - Grid Space Calculations

On 2/8/07, Phrogz <gavin@refinery.com> wrote:
> factor in particular). And even though you transcribed into Ruby what
> I wrote in English with the "nearest to the current setting"
> constraint, for some reason I couldn't come up with it.

That was where I really missed the oft-requested min_by:

$grid_spacing = [high, low].min_by {|i| ($grid_spacing - i).abs}

but I felt defining it for that one use would be overkill :)

martin