Helmut Steinbrecher MSc
My native language is German and I'm living in 
Austria
I am mainly interested in C#, Java, PHP, MySQL, JavaScript, jQuery and Webdevelopment. But this is just the top of the iceberg. =)
You can also visit my Homepage, follow me on Twitter or add me on Facebook.
I am not having different user information on the different Stackexchange sites. My main interest is in Stackoverflow.
Meta Stack Overflow
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Area 51
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Photography
Q&A for professional, enthusiast and amateur photographers
Server Fault
Q&A for professional system and network administrators
Stack Apps
Q&A for apps, scripts, and development with the Stack Exchange API
User Experience
Q&A for user experience researchers and experts
Mathematics
Q&A for people studying math at any level and professionals in related fields
Game Development
Q&A for professional and independent game developers
WordPress Answers
Q&A for WordPress developers and administrators
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Audio-Video Production
Q&A for engineers, producers, editors, and enthusiasts spanning the fields of audio, video, and media creation
Physical Fitness
Q&A for physical fitness professionals, athletes, trainers, and those providing health-related needs
Martial Arts
Q&A for students and teachers of all martial arts
German Language & Usage
Q&A for speakers of German wanting to discuss the finer points of the language and translation
Musical Practice & Performance
Q&A for musicians, students, and enthusiasts
Computational Science
Q&A for scientists using computers to solve scientific problems
Computer Science
Q&A for students, researchers and practitioners of computer science
