Monitoring WiFi signal strength / quality with ubuntu
This article shows a simple too how to monitor your WiFi signal quality under ubuntu
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Aus der Werkstatt
Problem → Lösung: Anleitungen und Experimente aus IT, Elektronik, Unterricht und Forschung – auf Englisch.
Lexmark CX410 scan to network (on a SME Server)
Most multifunction scanners are able to scan to a plain windows network drive. If you want to scan to a samba share then things can be a little bit tricky. This article shows what to do if you scanner fails to scan to a network drive which is provided by a samba share on a linux box.
Bypass restrictive firewalls with a SSH tunnel
Assume you are sitting in a restaurant that offers free wifi. Sounds great - doesn't it ? Did you know that it is really easy to sniff a big part of your internet traffic (including passwords) in such an environment ? Here his how to circumvent such privacy issues...
Reset GLPI passwords in the database
From time to time users are forgetting their passwords for webapplications. Normally there is a "forgot password" link to reset it. If this is not the case then you can reset passwords of webapplication directly in the database. This article shows how to do this with GPLI.
Autostart a program on the Raspberry Pi
Sometimes you need to start a program on a server (or a Raspberry Pi) during the boot process. Here is how to do it ...
Raspberry PI as kiosk display
The Raspberry Pi is ideal for the automated display of webpages. This article shows how to set up a simple kiosk.
Performance of the Hutchinson / Drei LTE bundle: HUI 30
Living in rural areas is nice - the only thing you may miss is a stable high speed internet connection. I had the chance to test a LTE internet connection in such an environment - here are the results
SqlServer CPU utilization
Have you ever wondered how much CPU your MS-SQL Server uses - here is how to find it out.
Building a cheap FLARM basestation antenna
FLARM is an electronic device to selectively alert pilots to potential collisions between aircraft.. The accessoirs (like antennas) are known to be expensive. This article shows how to build a 5 Euro ground plane antenna for a FLARM ground station which is perfectly suited to operate with the rtl-sdr based Open Glider Network receive.
Running SkyDemon under Linux with wine
My flight instructor showed me a cool flight-planning tool named SkyDemon. Unfortunately it is not available for Linux, but with wine it can be installed on my machine. Here is how to do it
Locking down a Baofeng UV5R+ to disable unintentional TX
This article shows how I modified my Baofeng UV5R+ to disable unintentional TX operation and how to lock it down that it becomes "family-safe"
Fix the no-mic problem with the Baofeng UV5R+
Bad or broken connectors within the Baofeng UV5R+ can cause the internal microphone to stop working. Fortunately there is a simple workaround to thisI