Confusion with dashes and underscores

This issue is very strange. I still did not comprehend what happened exactly, but my brain tells me that somehow the docker-compose project changed it's automatic instance name generation from using hyphens to dashes. I do not want to go and replicate the issue right now on the l…

Bluetooth mouse unresponsive after boot

I consider the trusty Logitech MX Master 3, the computer mouse I use to be a great addition to my toolset. Even though I try to use mouse as little as possible in times when keyboard is the main input source (when I am writing something), the mouse is still very important. Do not…

I have finally configured DMARC today

A time ago I got contacted by a white-hat hacker with an inquiry about the security of one of my emails. Specifically, that my DMARC record was not set up. I immediately contacted my email provider, since I did not know if the whole thing was even legit, but I did not get a very …

Solutions to caffeine starting at ranom

I have noticed that my caffeine-ng in the tray is seemingly enabling/activating at random, even though I had virtually nothing running and I had no apps listed explicitly in the Preferences dialog: After running caffeine from the command line, I could see the following: INFO:caf…

Using electronic ID on Arch in Slovakia

Some months ago I wrote an article about the smartcard and shown a possible way to initialize communication with it on Arch Linux and the notebook equipped with smartcard reader, in my case a trusty T470. The basis for making the smartcard reader work is to install the required p…

Upgrading Gitea to 1.15

The story from yesterday actually started by trying to upgrade Gitea from the 1.14 branch which I was running, precisely 1.14.7 by the time of writing, to the branch 1.15, or more precisely again, to the version 1.15.4. I postponed the upgrade to the 1.15 because even though Gite…

Cleaning mastodon media attachments

Being too occupied with the work for previous two months left me with absolutely no time for server maintenance. Especially the kind of maintenance that needs some thought or research before being being done properly. One of the things that got neglected this way is the VPS free …