in the Blog

le 29 December 2009
26c3. Day 2 : A Microntroller-based led panel from Jimmie

During that second day at the 26th Chaos Communication Congres at Berlin, I choose to make it a manual and active day : Jimmi P Rodgers, a friend of Mitch (the inventor of the TVBGone) brought an electronic kit called "LOL Shield for Arduino". It’s a 14x9 led panel, either green or red, driven by an Arduino, a microcontroller board with an Atmel 328, and a USB/Serial converter, which make it very easily programmable.

Let’s go for a small demo, source and video ...

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le 27 December 2009
26C3, Day1 : a kit to make a 3D Printer

During this first day at the 26e Chaos Communication Congress, I made a small video on a printer which can do 3D plastic objects !

What does it looks like, how does it work and how those objects looks like ? ...

A 3D Printer ...

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le 16 April 2007
named zone sonntag.eu.org: refused notify from non-master

The trick & tips of the moment : we recently upgrade the secondary dns server of Lautre.Net. We are now using bind 9.3.

We has the following error message for all the hosted domains :

Apr 16 00:34:38 ns2 named[4586]: client 212.85.137.31#1293: received notify for zone 'sonntag.eu.org'
Apr 16 00:34:38 ns2 named[4586]: zone taous.net/IN: refused notify from non-master: 212.85.137.31#1293

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le 25 January 2006
AlternC 0.9.3.1 is out !

Yesterday, a new version of AlternC was published. AlternC is a hosting control panel software suite I created some years ago with friends. Antoine, aka anarcat was payes by Koumbit to correct bugs and security issues in the previous version of the AlternC core. You can download it now for i386, amd64 and PowerPC. The Changelog file will give you relevant informations about this project’s news, corrected bugs (...)

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le 25 January 2006
Postgrey crashed, Database lost ?

This morning, the web site was down, certainly due to a ram issue. However, it is now back online. After the reboot, postgrey, an anti-spam daemon using an automagically filled whitelist database refused to start with the following error in syslog: ERROR: can’t create DB environment: No such file or directory I found that the greylisting database in /var/lib/postgrey was corrupted. When I strace postgrey start script with strace -f /etc/init.d/postgrey start I saw misc error messages such (...)

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