Dell Linux pre-installed laptop Yesterday I received my first laptop which had Ubuntu pre-installed. It is a Dell XPS 13 developer edition (7390). The idea is to replace the large workstation under the desk with this system
Containers Containers everywhere Today I'm one step closer to my goal to host all services in containers on my home system. I ditched non-containerized Wordpress in favour of Ghost and did so by going for the
Photography My first super blood wolf moon Today was the first time I have witnessed this natural phenomenon through the lens of my old and dusty Nikon DSLR camera. Because of the good forecast I decided to go out of
Security Certificate on Yubikey4 This instruction is primarily intended for my own documentation, but published here it can serve others as well. My personal (client) certificate was generated using the Mozilla Firefox browser. To move the certificate
forum Forum Shutdown Due to security concerns and declining usage I decided to shutdown the forum running on my home server. So if you were looking for it, don’t look any further 🙂 I would like
Networking Baby jumbo frames on VDSL by XS4ALL Last week I acquired a new modem because the old one supplied by the provider was acting strange and I wanted it. The new modem is a Cisco 887VA router equipped with a
Databases ADRCI incompatible schema version This issue arises when migrating from Oracle 12.1 to 12.2. I could not easily find the info how to fix this issue, so I’ll share it in case someone else
Arduino Securing MySensors network Some months ago I decided it was time to secure my steadily growing MySensors network. As described on the MySensors website this can be implemented by using a software or hardware solution to
Home automation MQTT and openHAB adventure Some people asked me to share my MQTT setup in regard to openHAB and I agreed to do so. In this blog post I will explain and describe in more detail my current
Home automation Fixing runaway setpoint value It’s not really a fix. It’s better to speak of a workaround to correct the setpoint of the household thermostat which slowly shifts over time (see the graph above). I lack
Security Install SafeNet eToken PRO on Ubuntu 16.04 LTS Since I run Ubuntu on my workstation at work I need a working eToken, so every time I upgrade (follow LTS releases) I have to make sure the eToken works. Because some have
Kilimanjaro Kilimanjaro - dag zeven Weer niet kunnen uitslapen. De laatste dag op de berg moest weer vroeg beginnen. Dit in verband met onze pickup om 09.00u beneden aan de gate. K3 kwam ons om 05.00u
Kilimanjaro Kilimanjaro - dag zes Na ons thee en digestive koekjes kon de ellende beginnen. 6 uur lang naar boven klimmen/ wandelen. We begonnen allemaal heel goed en sterk. Sev kreeg op een gegeven moment echt last van
Kilimanjaro Kilimanjaro - dag vijf We zijn vandaag (zaterdag 16 Jan) van Karanga kamp naar Barafu kamp gelopen en zijn daarmee aangekomen op 4700m. Over deze klim hebben we twee uur gedaan. Het was een erg mooie route
Kilimanjaro Kilimanjaro - dag vier Dag vier van de trek. Vandaag zijn we na een korte loop weer droog aangekomen in het kamp genaamd Karanga. Net na aankomst begon het weer te regenen, dus de regen goden waren
Kilimanjaro Kilimanjaro - dag drie We hebben goed uitzicht gehad op de top, hij lag er prachtig bij. De hoogte wordt nu pas echt goed voelbaar. We zijn vandaag aangekomen in Baranco camp op 4100m na een pittige
Kilimanjaro Kilimanjaro - dag twee Vandaag een lange dag omdat we een camp site (Shira 1) hebben overgeslagen. Zitten nu op 3900m in Shira 2 en hebben uitzicht op wat ons te wachten staat. BJ, Sev en ik
Kilimanjaro Kilimanjaro - dag een van de trek Lang gewacht en kort gelopen, dat was een samenvatting de 1e dag. We zijn vanmorgen rond 9 uur met een busje vertrokken uit het Keys hotel, richting de berg. De rit viel tegen
Kilimanjaro Aangekomen in Kili Na een voorspoedige vlucht van 8 uur vliegen zijn we geland op de luchthaven van Kilimanjaro. De paspoort controle verliep helaas minder voorspoedig, want van iedereen die het land in wou moest een
Home automation Opentherm Gateway for the win At the end of last year the central heating system (including hot water) at home started to fail. Luckily it was not directly broken, but it slowly gave less and less heat, which
Security Install SafeNet eToken PRO on Ubuntu 14.04 LTS Some time ago I wrote an installation guide on how to install the Aladdin eToken on Ubuntu 12.04 LTS. This information is somewhat outdated as most of us are using a more
Home automation Home heating setup using openHAB Three weeks ago I finished my home build thermostat and heater control using openHAB and MySensors and I am really pleased with the result so far. The set-up consists of two Arduino Pro
Arduino Low power mod for Arduino Pro Mini Today I replaced the Deek Robot Pro Mini clone by an original Sprakfun one. Although the clone worked quite well I could not manage to cut the traces right to preserve power for
Home automation Homematic dimmer and LED light bulbs The last two weeks I’m replacing frequently used lights in and around the house with LED lights. This is a relatively easy job, but I had some issues with the Homematic dimmers.
Linux Goodbye OSX, hello Ubuntu! Because of some features in the latest stable XBMC release I felt the urge to upgrade my XBMC install from 12.3 to the latest stable version. Somewhere I have read XBMC 13
