From: Aldric Giacomoni <aldric@...>
Date: 2009-12-17T01:02:24+09:00
Subject: Re: [ANN] google_hash 0.1.1 -- it has a #each!

Roger Pack wrote:
> Pleased to announce the initial release of a "google_hash" gem.
> 
> 
> Both these classes are currently more space efficient than a hash,
> because they store keys as "native" ints, so the keys no longer affect
> GC time, as well as only use 4 bytes instead of 20 (or 8 instead of 40,
> on 64 bit).  This should release some stress on the GC.  In terms of
> total memory usage, GoogleHashDense uses more (more buckets), and is
> more speedy, and GoogleHashSparse uses less space, and is much more
> memory efficient (2 bits per entry, or so I'm told).
> 
> 
> [1] http://code.google.com/p/google-sparsehash

Neat. Does it keep the order in which the elements were entered? Is it
sortable?
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