From: Daniel Harple <dharple@...>
Date: 2006-03-22T08:13:11+09:00
Subject: Re: Newbie:  How do I get hex formatted bytes from a file?

On Mar 21, 2006, at 11:43 PM, Wes Gamble wrote:

> Daniel,
>
> Not to be obtuse, but what is the # sign for in the specification?
>
> And what is the mod 100 -> 0x64 business about?
>
> wg

Sorry, I misread your question. What you need is String#unpack. Do a  
'ri String#upack'. String#% is the format method. It's function is  
the same as printf. See Kernel#sprintf for a list of format options  
(including #).

-- Daniel