From: Martin DeMello <martindemello@...>
Date: 2007-02-08T05:27:19+09:00
Subject: Re: Algorithm Help - Grid Space Calculations

On 2/8/07, Phrogz <gavin@refinery.com> wrote:
> On Feb 7, 1:13 pm, "Martin DeMello" <martindeme...@gmail.com> wrote:
> > 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 :)
>
> Though it would be computationally inefficient compared to what it
> could be, you could of course get the same functionality with:
> [high,low].sort_by{ |i| ($grid_spacing-i).abs }[0]

True, but it would hurt to do that :)

martin