Category: howto

GNU Linux howto coolest way imho to schedule system shutdown
18.04.2025

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 […]

GNU Linux bash: how to get less with syntax highlighting?
23.03.2025

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 […]

where are the kernel modules? (how to find the now xz packed ko files)
09.03.2025

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 …

GNU Linux how to convert from doxygen (filename.dox) to asciidoc (filename.adoc) and then to filename.pdf and filename.html
05.03.2025

# 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 […]

how to install GNU Linux Debian 13 (Trixie) how to set fixed ip (netplan) how to disable ipv6
26.12.2024

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 […]

GNU Linux (Ubuntu 22.04) how to build ltfs from src aka scratch
03.05.2024

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 […]

GNU Linux howto fix mate-screenshot taking 100% CPU
15.03.2024

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 […]

GNU Linux – how to install  gpt4all on Debian 12 – GPT4All-J: An Apache-2 Licensed Assistant-Style Chatbot: A free-to-use, locally running, privacy-aware chatbot. No GPU or internet required – dialogue with a machine: AI: How to fix democracy? – THE NEW TOURING TEST:  Humor
16.12.2023

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 […]

GNU Linux how to archive website offline
10.12.2023

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 […]