From: Hal Fulton <hal9000@...>
Date: 2006-08-15T09:20:30+09:00
Subject: Re: A use case for an ordered hash

Bil Kleb wrote:
> 
> Here's my latest one[1]:
> 
> I had a string with a bunch of tagged "tolerance fields",
> e.g., >>1+/-10% 'tag'<< (a mini DSL?).  Based on some sort
> of distribution function, e.g., uniform or Gaussian,
> I generated an array of samples for each tagged field.
> A regular hash was a perfect fit,
> 
>   samples[tag] = [ sample1, sample2, .. ]
> 
> *until* another requirement came up: to present the tags
> in order of appearance.
> 
> Later,
> -- 
> Bil
> http://fun3d.larc.nasa.gov
> 
> [1] Part of a CEV (Crew Exploration Vehicle) task

See, guys? An ordered hash in Ruby would help support
human space exploration!  :)

/me ponders and RCR and a Dyson sphere design


Hal