YAPC::Eu 2002 - Source Filters in Perl [ Slides (Powerpoint - PDF) ] [ Paper (PDF) ]
YAPC::Eu 2003 - Beatnik - Scrambling Code [ Slides (Powerpoint - PDF) ] [ Code (ZIP) ]
YAPC::Eu 2004 - Image Manipulation in Perl and C [ Slides (Powerpoint - PDF) ] [ Paper (PDF) ]
YAPC::Eu 2004 - Testing Web Applications [Slides (Powerpoint - PDF) ] [ Paper (PDF) ]