Grosse Teile der globalen Web/Cloud/IoT Infrastruktur basieren auf Free/OpenSource Software.
Dies macht es möglich -und notwendig-, sich die für die Bedienung dieser Infrastruktur erforderlichen Kenntnisse selber durch Basteln am Computer anzueignen.

This foundation talk describes the basic concepts of the OpenGLES 2.0 real-time rasterizer. It explains the different stages of the rendering pipeline, briefly introduces the mathematics involved, show the boilerplate code required to setup an OpenGLES program, and finally looks at the real fun stuff, which is the GLSL language used in vertex and fragment shaders.

The field of cryptography is as interesting as it is confusing. This presentation aims to give a brief overview of the concepts and tools currently available for maintaining privacy and anonymity online.

As technology grows into all aspects of your life, the number of bits that represent emotional or economical value to you increases. So you probably do not want to lose those bits.

While playing around with booting custom darwin kernels, I recently discovered that my powerbook provides lots of fun without even booting an operating system. So I spent all of Breakpoint05 demo party in Open Firmware, trying to create some graphical effects. Since there is not much documentation on this topic on the web, I wrote up the results of my try-and-error research.