When using rsync you may encounter the problem that it sometimes stops in the middle of a transfer with no visible reason. If you ask Google you will find out that also others have this problem occasionally. Unfortunately, the reason … Continue reading
Category Archives: Making
Pieter Heerema is a skilled sailor currently taking part in the Vendee Globe, the world’s hardest race around the globe. It is a single-handed non-stop sailing race which lasts about 10 to 12 weeks. Pieter had an unexpected severe problem … Continue reading
The Cyber-Cyber-Song By Tilo Jung. … Continue reading
Libcairo supports several output file formats (PNG, PDF, SVG) and PNG as input format. But often it is necessary to read and write JPG files as well. Libjpeg-turbo does all the JPEG stuff. All you have to do is to … Continue reading
Cypherpunk.at is now available on a Tor hidden service at http://7pd3i34noxnxolha.onion/. Please be aware that this is experimental because it requires a lot of URL rewriting which is done by Apache’s mod_proxy, mod_proxy_http, and mod_proxy_html. I debugged it with Firebug … Continue reading
This article explains how to calculate the control points for B-Splines. The basic idea is that we want to interpolate a smooth curve into a set of points. B-Splines are a sequence of Bezier curves which solve that problem. But … Continue reading
This article is a step-by-step guide to render your own sea charts. I assume that you have already installed it to your system. If not, download the latest version and run ./configure and make and make install as usual. Make … Continue reading
OwnCloud is a nice cloud solution which is based on free software. It allows companies and users to run their own cloud services thereby not loosing the control on their data. Every day this gets more and more important and … Continue reading
It was in the late ’80s when I started to become interested in fractals. At the time then computers very unbelievable slow compared to what we have today thus I tried to speed up the algorithms in several ways. This … Continue reading
Dear folks! I just wrote an article about OnionCat on Android. There is a readily compiled ARM binary found at cypherpunk.at/ocat/download/Android. Is there somebody out there willing to write an Android front-end app for OnionCat? … Continue reading