From: Brian Candler <b.candler@...>
Date: 2011-04-07T18:43:17+09:00
Subject: Re: Packing and unpacking unsigned integers of arbitrary size as binary strings

Oh, I forgot to do the reverse:

>> bin = "\253T\251\214\353\037\n\322"
=> "\253T\251\214\353\037\n\322"
>> bin.unpack("H*").first.to_i(16)
=> 12345678901234567890

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