I’m using Ubuntu Linux 18.10 with an old Thinkpad T410 laptop and am quite satisfied, but I had to do some work to get the laptop display’s brightness control keys working with my Nvidia graphics c...

If you are like me, you do not want to repeat yourself (DRY). In my working environment, we have to provide traceability between design and code (according to ASpice process for SWE.2 and SWE.3). I...

Ich habe mein neues Xperia Z5 Compact eingerichtet und die erste Sicherung mit Xperia Companion gemacht. Falls das Restore mal schief gehen sollte, hier die Lösung: http://www.johannesdeml.com/blo...

With a Sony Xperia smartphone, you can store a calender or phonebook entry, or import phonebook entries to a “local contacts” or “local calender”, instead of your google account, by selecting the a...

An overall interesting read to understand core concepts of SCons: http://blog.bfitz.us/?p=1679

Anleitung auf Deutsch Das Ideapad Yoga 13 von Lenovo hat einen zweiten mSATA Slot, in welchen eine weitere SSD installiert werden kann. Dies bietet sich an, weil auf der standardmäßig installierte...

When you want to unit test the functions you do not export, i.e., you have defined them with the “static” keyword, there are three ways to accomplish this: Add the unit tests at the end of the ...

With the windows command “ren” (rename), it’s possible to rename multiple files in a specific way, but it’s not possible to remove the extension of multiple files. I wrote myself a script once that...

This has been posted many times all over the Internet, but I find it so useful I’ll include it in my collection: How to do a timed shutdown of the computer: Start a command line window (Start Menu...

I just found an old article I wrote (in German) to introduce people to make files: Einfuehrung_in_Makefiles