DELL S2722QC is an excellent monitor [+] 4k resolution [+] charge laptop via USB-C [-] unfortunately exactly this USB-C charging causes in combination with “ThinkPad T14 Gen 3” a buzzing sound on the audio out jack (miniklinke headphones kopfhörer) howto […]
first it might be a good idea to have a /script/shutdown.sh that calls /script/stop.sh (and a /scripts/start.sh, but that’s kinda complicated since systemd?) that stops all kinds of essential services (databases, vms…) before system shutdown but here is a neat […]
HOLY COWS! (MULTIPLE!) when was the last time, someone build a FULLY FUNCTIONAL COMPUTER INSIDE A GAME??? it’s called “RedStone” CPU because it’s largely build from in-game stones that are glowing red they are basically used like a wire (to […]
copy pasting lines from vim to other programs is a pain (selecting text with mouse Ctrl+C Ctrl+V process not working properly?) sometimes to debug a bash script it’s usefull to copy line-by-line and paste line-by-line to see what it does […]
find / -iname *.ko.xz|grep rtl; # find all rtl = RealTek related kernel modules /usr/lib/modules/6.11.5-amd64/kernel/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.ko.xz /usr/lib/modules/6.11.5-amd64/kernel/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl818x_pci.ko.xz /usr/lib/modules/6.11.5-amd64/kernel/drivers/net/wireless/realtek/rtl818x/rtl8187/rtl8187.ko.xz /usr/lib/modules/6.11.5-amd64/kernel/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/rtl8821ae.ko.xz /usr/lib/modules/6.11.5-amd64/kernel/drivers/net/wireless/realtek/rtlwifi/rtl_pci.ko.xz /usr/lib/modules/6.11.5-amd64/kernel/drivers/net/wireless/realtek/rtlwifi/rtl8192c/rtl8192c-common.ko.xz /usr/lib/modules/6.11.5-amd64/kernel/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/rtl8192ce.ko.xz /usr/lib/modules/6.11.5-amd64/kernel/drivers/net/wireless/realtek/rtlwifi/btcoexist/btcoexist.ko.xz /usr/lib/modules/6.11.5-amd64/kernel/drivers/net/wireless/realtek/rtlwifi/rtl8723com/rtl8723-common.ko.xz …
# recommended to do this on a vm apt update apt install doxygen ruby-asciidoctor-pdf pandoc doxygen -g Doxyfile vim Doxyfile #————————————————————————— # Configuration options related to the DOCBOOK output #————————————————————————— # If the GENERATE_DOCBOOK tag is set to YES, doxygen […]
yes there is iostat and all the other fancy software but sometimes, it’s not possible to access the internet or install packages so here is the poor man’s iotop in pure bash v4 will give this output, in a bit […]
# the package should exist for Debian 12 and 13 su – root apt update apt install unrar-free # how to unrar a file.rar unrar file.rar # alternatively if it has to be the closed source variant of rar apt […]
pixelfed is under heavy development, so it’s imho still beta this howto is unfinished, because pixelfed setup is too complicated and (sorry) author dansup ignored UNIX KISS principles so the project seems to be a wee bit messy maybe this […]
OpenSource will always win over closed source, so OpenAI (AS THE NAME SAYS) used to be (at least partly) OpenSource available accessible for every user (with the right hardware) it works 😀 but it ain’t fast: a few tokens per […]
how to install GNU Linux Debian 13 (Trixie) re-tested (2025-02-08) and graphical installer now works 🙂 (thanks all involved) https://chuangtzu.ftp.acc.umu.se/images/weekly-builds/amd64/iso-cd/debian-testing-amd64-netinst.iso (sha512sum: 64632b0d93d0aa3b164ecdaa4a0a4882dd58cb018b20a635a49215d56cc00969a9f9d2fc2b01b2188531882e85599cfc1523da68e392fe9a672e218e1e19e787) but this is a weekly build, so the build next week will have a different sha512sum and might […]
with the bash history it’s a very useful but also a bit confusing thing X-D whenever a bash terminal is exited, it saves the histoy to cat ~/.bash_history did the user know that with the super cool hotkey-shortcut: Ctrl+R then […]
WARNING! don’t do this on productive systems! 😀 only on test systems! (it has worked twice before 😀 on 2024-10 on a very used and very fresh Debian 12 but be careful) backup the whole system and all data via […]
echo $XDG_SESSION_TYPE x11 <- not wayland yet # remove the settings dir rm -r ~/.ssr # start it from a non-root terminal to get more details: /usr/bin/simplescreenrecorder [libmp3lame @ 0x556275c64000] Specified channel layout ‘2 channels’ is not supported by the […]
sometimes the most simple things are the trickiest X-D the question was, why if shutdown -r now is specified in a script or crontab directly: why won’t the server reboot (to activate newly via updates installed kernel?) the answer: crontab […]
hostnamectl; # tested on Operating System: Debian GNU/Linux 12 (bookworm) Kernel: Linux 6.1.0-25-amd64 Architecture: x86-64 Hardware Vendor: Gigabyte Technology Co., Ltd. Hardware Model: B550 AORUS ELITE AX V2 Firmware Version: F16d ls -lah; # show content of this dir lsblk; […]
pluma is minimalistic graphical text editor to work with (unless it has to handle very big files than vim is definitely better) it is basically the better version of window’s notepad X-D one such neat feature is text zoom: Ctrl […]
https://github.com/LinearTapeFileSystem/ltfs hostnamectl; # tested on Static hostname: ubuntuxts Virtualization: kvm Operating System: Ubuntu 22.04.4 LTS Kernel: Linux 5.15.0-107-generic Architecture: x86-64 su – root apt install build-essential module-assistant gcc make perl dkms linux-headers-$(uname -r) apt -y install automake; # 1.13.4 or […]
whenever the inet goes down, do something, wait until inet recovers, then restart program x. hostnamectl; # tested on Operating System: Debian GNU/Linux 12 (bookworm) Kernel: Linux 6.1.0-20-amd64 Architecture: x86-64 ping -V ping from iputils 20221126 libcap: yes, IDN: yes, […]
taking screenshots is important 😀 it is very useful and mate-screenshot is an easy to use screenshot tool that can be started by the simple press of the ancient otherwise useless “print” button (found on almost every keyboard) if mate-screenshot […]
pluma text editor shortcuts and hotkeys pluma is an excellent basic plain text editor (basically the notepad++ for GNU Linux :D) the ONLY thing that pluma does not do as well as vim: opening BIG files beyond 10MBytes… some shortcuts […]
has the system been shutdown properly “gracefully” or has it crashed? it does not have to be a software or hardware problem it could also be: insufficient shielding from terrestrial microwaves satellites lightning strike near by? or extra-terrestrial (the cosmos […]
sometimes it is required to generate a lot of test data vim /scripts/copy_x_times.sh #!/bin/bash # copy given file x times # usage: copy filename.jpg a 100 times # ./copy_x_times.sh filename.jpg 100 for ((i=1; i<=$2; i++)) do cp -v “$1” “$1-$i”; […]
out of space? howto upgrade and grow lvm2 luks encrypted root home harddisk the process is like this: lvm2 can use a new empty partition or even harddisk to extend an existing logical volume group and logical volumes inside those […]
might be minor change to some but it is actually pretty interesting to see that: what is the state of resources? from the left to right: CPU usage, RAM usage, NETWORK usage, SWAP usage, disk usage GNU Linux is not […]
“os-prober is disabled with the grub 2.06 upload, which is obviously a bit controversial and the outcome is not necessarily in the best interest of our users” “os-prober is inherently insecure as it mounts all partitions on your disk using […]
scientists predict human leven AI by 2047 ChatGPT says 2035 https://www.nomic.ai/gpt4all so DON’T HOLD THE BREATH What is GPT4All-J?: An Apache-2 Licensed Assistant-Style Chatbot What is Mistral Orca? https://huggingface.co/ “The AI community building the future.” “The platform where the machine […]
if there is a website or a writing, that the user fears will be offline tomorrow… go archive it 😀 (https://archive.org/ is doing a good job, but often-sometimes they only have stored the front page) it is possible to archive […]
so every android user is in a hurry to update update update to Google’s latest firmware because of it’s security issues really would like to see a smart phone that can run almost unchanged GNU Linux kernel 😀 (yes would […]