George Georgovassilis writes about information technology architecture
This is a short follow-up on Ubuntu 22.04 on the HP Victus [UVC] Hardware support is just as good/bad as with Ubuntu 22.04, so all findings from [UVC] apply here, too. The display manager is still X11, I have not tried Wayland. Video hardware acceleration with VLC and SMPlayer snap installations now works, but requires … Continue reading Ubuntu 24.04 on the HP Victus
I'm just dumping this here for now; maybe some day a bit of commentary might follow. I needed a quick, easy and (hopefully) secure way to spin up an SFTP server. Since I don't want to get into complex configuration, a Docker container seems a safe choice as it isolates the SFTP server from the … Continue reading Run an SFTP server in a container
There exists a simpler design for the double push-pull amplifier with cross-over compensation [DPP]. A quick recap of the previous design: the input signal is divided into a reference phase and an inverted phase, each phases are amplified separately and drive two push-pull amplifiers [PPA] respectively. What happened so far: while in absolute terms simple, … Continue reading Simplified double push-pull amplifier
While working on a github pipeline, the need came up to wait until a VM is up. The "sufficient" precondition being that an SSH connection becomes possible. Because of ... reasons, this had to be a one-liner. I came up with the one below: vm_public_ip=.... timeout 120s bash -c 'while true; do ssh -tt -o … Continue reading Wait for VM Startup with SSH: A One-Liner Guide
Windows introduced [citation missing] the Alt + Left Shift key combination for switching between keyboard languages and ever since I tried to configure that combination for every setup I've worked with. Ubuntu, unfortunately, made it harder and harder over time to do that. User Raffa on askubuntu has the solution [KL]: Open a terminal and … Continue reading Toggling keyboard languages in Ubuntu 24.04 with Alt + Shift
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