From: Raf Coremans <rrafje@...>
Date: 2007-07-19T20:05:51+09:00
Subject: Re: Validating an Image file is an image file

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2007/7/18, Daniel Berger <djberg96@gmail.com>:
<snip>

>    def self.jpg?(file)
>       IO.read(file, 10) == "\377\330\377\340\000\020JFIF" &&
> File.extname(file).downcase == '.jpg'
>    end


Ack! The proper abbreviation, and thus also the filename extension, is
'jpeg'. 'jpg' is an abomination introduced by the same people who introduced
the *shudder* '.htm' filename extension.


R.

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