Monthly Archives: May 2025

When I look at Synology videos from Youtube then there I can see that it is possible to rollback BTRFS snapshots for data without rolling back OS. My root file system and data are both BTRFS and subvolumens configured in /etc/fstab: UUID=02ef6261-0ab3-489c-a3ea-d12245d0ef76 / btrfs defaults,subvol=@rootfs 0 0 UUID=9c76582a-95c4-437c-abf2-81e3542665ae /media/data btrfs […]

I am looking for a bit of help. I am making a compliance chart to average the amount of “yes, no, and n/a” in said chart. This is a per customer or patient. I am creating an average percentage across the board on how many yes there are for that […]

I use orb for Internet speed test. What’s the difference between “test content speed” and “test peak speed” in Orb?

I bought an AC1200 usb dongle to use as an access point, but I want everything to be dockerized. I want to connect a wifi camera to it and expose its RTSP port to other services in the same docker network, and prevent the camera to access anything outside the […]

For some reason our prebuild house has 2 RJ45 wall mounts in the same place (opposite sides of the wall, each has TV on it) but only single wire between them and router. So I was planning on splitting that single 8 pin wire into two 4 pin wires and […]

How do I stop Ubuntu from overwriting critical udev rules? My /lib/udev/rules.d/64-xorg-xkb.rules was overwritten on February 19. (The new version is missing my xmodmap load script. This causes the default version to be used, which confounds the Alt and Meta keys. Because apparently Linus’s keyboard doesn’t have as many modifier […]

I contribute to a software development project which has a specificity: Multiple versions coexist, and there is a way to run any of those versions locally (to test a new feature or a bug fix). A distribution of a version uses about 2 GB of disk space, with a lot […]