From: "Suraj N. Kurapati" <skurapat@...>
Date: 2006-08-08T06:31:48+09:00
Subject: Re: nextPowerOf2(n)

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Suraj N. Kurapati wrote:
> def nextPowerOf2(n); n.to_s(2).length; end

Ah, well this doesn't actually produce your desired output.
Nevertheless, this is the way to calculate the number of bits
required to represent an integer (signed & unsigned)!
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