This website is now static html (since the end of 2010). The pages you see here are a simple wget spider mode crawl of the original wordpress, thus dynamic features like commenting are not working anymore.

Archive for the ‘articles’ Category



Usability of Everyday Things – Traffic Lights

In my way back home from the office sometimes I have to pass this traffic light, it’s at one end of Butt Bridge at the corner with Eden Quay, in Dublin (Ireland). The driver that arrives at the stop from the bridge can choose between three directions: left turn, right turn and straight. When the [...]

svn – Valid UTF-8 data followed by invalid UTF-8 sequence

This happened to me some time ago while working with a subversion repository in which there were some files created in Windows with a strange encoding. Issuing a simple svn status gave me this error message: svn status svn: Valid UTF-8 data (hex: 4b) followed by invalid UTF-8 sequence (hex: fc 63 68 65) I [...]

Upgrade and Migration

Today I’ve upgraded the version of wordpress to the last one, this site was still running on wp 2.6 due to the Gengo plugin (an old and discontinued multilingual plugin). From today I’m using wpml, let’s see if it works. If you find that there are some errors (broken links, feeds not working, …) please [...]