Flo’s Blog: Tech
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Efficient Filtering and Conversion of OpenStreetMap Files with Osmium
Oct. 14, 2011For creating the world maps for Maps Without Borders, I am currently creating thematic extracts of the global OpenStreetMap data, containing for example all motorways or train routes of the world. Processing a full planet dump is a task that will let you face your computer’s hardware limitations, even if you have a reasonably powerful machine by general standards. Very simple tasks can, depending on the tools you use, take days for completion. After initial unsuccessful attempts using the standard, Java-based OSM processing tool Osmosis, I discovered Osmium, a C++ library for writing your own tools to work with OSM data.
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Augmented Reality in „Print 2.0“
Oct. 26, 2009It’s nice to see a project I have been involved with going live: The October issue of Red Bull’s “Red Bulletin” magazine features augmented reality content that supplements the printed articles. But see for yourself…
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Playing with Arduino
June 4, 2009
Finally I found some time to do a little hardware hacking on the Arduino platform. As a quick first project I came up with something that a) makes sense and b) can be done with a minimum of money (€10 if you already have an Arduino) and a main focus on programming: A two-joint articulated plotting robot.
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Towards the perfect URL scheme for web applications. Part 1: Requirements
Dec. 10, 2007I am currently working on a prototype for a web application. When I sat down to start coding, the first thing I had to decide on was what the URLs inside the application should look like and how the URL space should be structured.
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