This is how I checked for log4j on my systems.

Since the log4j jar file can be included in so many places, the best one can do is to scan the web...


Using eg Kubuntu with a dark theme may introduce difficulties to see the Libreoffice toolbar icons.

Libreoffice usus the set theme from the desktop environment (DE) and may need to be tweaked...


Enabling parental controls is pretty simple if you can live with using a curated free service like OpenDNS Familyshield.

My reason for setting this up was because the kids tended to surf...


These are my Nextcloud notes I've accumulated over the years.

They are specific to my setup and use.



The current setup uses Nextcloud snap from