Projects
These are some of the bigger projects I have been involved in over the last years. I can't keep track of the small ones :). See also my perl modules on CPAN and my software page.
2003 ERCO VIS-Module together with trinid GmbH, Aksel Karcher
MS Visual C++, MMX Assembler, wxWindows, LON-Bus, GNU gettextMultilingual software demonstrating ERCO Light Control Hardware. Reacts to commands issued through the hardware (LON bus) and simulates light scenes on-screen by combining pre-rendered images. The blending was realized in MMX Assembler to allow for smooth animations. For the GUI, I used wxWindows. 2002 -
2003The Sword Project together with CrossWire Bible Society
Perl, GNU C++, wxWindows, Unicode, XMLThe Sword Project provides a portable API for bible software as well as frontends for Windows, Linux, MacOS X and embedded Linux. I am involved in text conversion, support, porting, testing, development and translation. 2002 Chinese Dictionary for the Sharp Zaurus
C++, Qt/Embedded, Qtopia, Perl, UnicodeProject for Sharps' Zaurus Developer Challenge. 2002 Ovarian cancer classification
Java, Perl, MLP networks, SVMResearch project at Nanyang Technological University, Singapore. Classification of blood test data using Multi-Layer Perceptron networks and Support Vector Machines. 2002 jianzidian
Perl 5, iconv, Unicode (UTF-8)Chinese dictionary module for the SWORD Project (a GPL bible software/API) using the freely available CEDICT and the Unicode.org Unihan database 2001 Embedded Perl
C (gcc), flex, Perl 5, mod_rewriteInterpreter for HTML-embedded perl which is able to discern different language versions and allows usage of automated design elements. (I'm using Mason for new projects these days.) 2000 -
2001Search engine for ERCO together with trinid GmbH
Perl 5, Apache, pdflibA search engine covering multiple webservers of ERCO. I used the free software Perlfect Search and rewrote parts of it to meet the needs of ERCO. The search engine now includes links in the Java navigation (specified in an XML-ish format), indexes PDF files and handles catalogue management and searches in multiple languages. 1999 -
2000User management and login procedures for ERCO professional together with trinid GmbH
perl 5, HTML, Apache, MySQL, mod_auth_mysqlERCO professional is an international platform for users of ERCO products. My job as part of the trinid team was to design and implement procedures to manage user access to ERCO professional for tens of thousands of users. The content for ERCO professional is jointly developed by trinid and ERCO. 1994 -
2001Various projects together with web42, trinid GmbH
Perl 5, MySQL, Apache, HTML, JavaScript, Java, WindowsSmaller projects involving navigation applets in Java, CGI scripting, web design and web server configuration, but also Windows support and consulting. 1994 -
2000Network administration and Windows consulting together with Novell Netware 3, Linux, Windows
This involved managing a small LAN together with the user workstations at the Evangeliumsdienst für Israel. 1999 Web based inventory database together with Jörg Behl
Perl 5, HTML, JavaScript, MS IIS, MS Access, Windows NT ServerRealized for the rectorate of the University of Stuttgart as part of a compulsory software project of the Faculty of Computer Science 1997 -
1998/
2001Staff database
MS-Access 2, DDE, MS-Access 2000, COMDeveloped during my military duty for a reserve bataillon. This project emphasized an easy-to-understand user interface and tight integration into MS-Excel and MS-Word to ease day-to-day work.
A lot of code was needed written to realize DDE interfaces and UI elements like tabbed forms not available in Access 2.
I ported the database to MS-Access 2000 and COM in 2001.1997 -
1998Computer training
During my military duty I was part of a team planning and executing computer training lessons focussing on basic computer and office skills.
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