Category: Debian

sometimes the user is forced to install Debian13 on a windows machine 🙁 (yes it is painful, for the last 10 years having used windows only as vm on Debian, now vice versa) if the user EVER has to use […]

yes painful but some companies force this user to… going the flatpak way as snapd is a catastrophe that messes too much with the system (not UNIX KISS) get OS up to date su – root; # become root apt […]

this is about saving harddisk space, by reeconding videos (basically zipping videos to take up less space) takes a lot of CPU power… GPUs are way efficienter at this. no one would have guessed that a 14 year old (!!!) […]

it has to be debian 13 ! officially it’s for ubuntu! 1. make a account at cisco https://www.netacad.com/ 2. download the deb package from https://www.netacad.com/resources/lab-downloads?courseLang=en-US hostnamectl Static hostname: debian13 Icon name: computer-vm Chassis: vm 🖴 Virtualization: kvm Operating System: Debian […]

how to make gnu linux debian 13 mate /usr/bin/fox the default browser (without apt install firefox-esr) vim /usr/share/applications/fox.desktop [Desktop Entry] Name=Fox Exec=/usr/bin/fox %u Type=Application Terminal=false MimeType=text/html;text/xml;application/xhtml+xml;x-scheme-handler/http;x-scheme-handler/https; xdg-settings set default-web-browser fox.desktop xdg-mime default fox.desktop x-scheme-handler/http xdg-settings set default-web-browser fox.desktop xdg-mime default […]

… is of course very very critical infrastructure, blunders in this area will have devastating consequences for the whole globe. this time it is luckily only the CLIENT ssh side that is affected libssh2 is a client-side C library implementing […]

hostnamectl; # tested on Operating System: Debian GNU/Linux 13 (trixie) Kernel: Linux 6.12.74+deb13+1-amd64 Architecture: x86-64 # as non root user virsh uri qemu:///session # as root user su – root virsh uri qemu:///system # Ctrl+D log out root, as non-root […]

how to postgres + java on debian 13 ? 😀 hostnamectl; # tested on Operating System: Debian GNU/Linux 13 (trixie) Kernel: Linux 6.12.74+deb13+1-amd64 Architecture: x86-64 su – root apt update apt install postgresql postgresql-contrib systemctl enable postgresql # what version […]

it is suprisingly straight forward (THANKS ALL INVOLVED :D) because in the end a x86 QNAP is just a computer 😀 it’s a widely known fact that QNAP is good hardware (very price stable = still pretty expensive X-D) but […]

requirements: make sure ssh public key auth works without password: pcA -> pcB, and pcB -> pcC pcB = “jumphost” # in general pcA <—-> pcB <—- pcC (x11vnc) # yes it’s kind of a weird syntax X-D ssh -L […]

brasero is actually a nice CD-R DVD-R burning based on wodim (formely known as cdrecord, now cdrecord is only a softlink to wodim) but it has some pitfalls problems on Debian 13: Schilling claims, “is the only CD-R program available […]

hostnamectl; # tested with Static hostname: workstation Operating System: Debian GNU/Linux 13 (trixie) Kernel: Linux 6.12.30-amd64 Architecture: x86-64 Hardware Model: Gigabyte B550 Aorus Elite AX V2 rev-1 Socket AM4 # gpu used nvidia RTX 5060 Ti 16GByte the idea start […]

in 2025-07 DEBIAN 13 IS STILL “TESTING” (BETA)! USER HAS BEEN WARNED! 😀 (written on Debian 13) if the user get’s random strange errors during setup someone keeps fucking up the debian installer 🙁 (folder, iso) so can not recommend […]

convenience vs security: it’s always a tradeoff credit card scammers and scimmers: when the shop owner HIMSELF is the thief if not already put all cards with “wireless” functionality (bank ec credit id healthcare cards maybe even drivers licence) into […]

it’s strange… remmina per default does not allow vnc connection unless: neofetch; # tested on root@rockpi-e ————- █ █ █ █ █ █ █ █ █ █ █ OS: Armbian (24.11.1) aarch64 ███████████████████████ Host: Radxa ROCK Pi E ▄▄██ ██▄▄ […]

no the user is not insane, there really was a command named “last” which displays the last logged in users or the last boots and reboots was removed from Debian13 and replaced by entirely different program that needs to be […]

forget about all other wifi adapters, get the Edimax Technology Co., Ltd EW-7612UAn V2 802.11n Wireless Adapter [Realtek RTL8192CU] as long as it’s produced… it just works out of the box on almost any GNU Linux distro including raspberry pi […]

sudo snap install –classic certbot error: unable to contact snap store #wtf? why have one package management system if the user can have 3x 4x 5x? https://en.wikipedia.org/wiki/APT_(software) https://salsa.debian.org/apt-team/apt.git to keep it simple imho it would be better to use only […]

“A Flash Player emulator written in Rust ” this is PRETTY cool yes html + javascript basically decimated the use of the FlashPlayer but flash had some strong points: java like language flexible % layouts were easy to make still […]

but this one has this one has too but it’s slow most mirrors have https ssl tls enabled but throw a “cert not valid warning” # in order to use apt over https apt install apt-transport-https cat /etc/apt/sources.list deb https://ftp.byfly.by/debian/ […]

how to install GNU Linux Debian 13 (Trixie) update: 2026-06: netplan might or might not be installed! here is how to setup fixed ip without netplan (debian 12 kind of way) also for other distros re-tested (2025-02-08) and graphical installer […]

THERE ARE SERIOUS SOFTWARE (OR OTHER) PROBLEMS WITH THE 2nd NETWORK INTERFACE (NIC) update! unfortunately someone screwed up: INSTALL THE BELOW Armbian.img AND DO NOT UPDATE or 2nd nic could stop working DUAL LAN alternatives in 2025 ?: https://radxa.com/products/rock5/5itx/ https://www.amazon.com/s?k=Orange+Pi+5+Plus […]

htop has a column called “S” (State) if the state of a process is “Z” (Zombie) that ain’t good htop states: S for sleeping process is waiting for an event to complete, could be I/O completion, a signal, or some […]

WARNING! UPDATES ARE ALWAYS RISKY! MAKE A BACKUP BEFORE UPDATE/UPGRADE test on test systems first, then productive systems! (it has worked before but things may change :D) backup the whole system and all data via rsync or otherwise workflow is […]

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 […]

Debian running on ISS “pretty sure that no Windows systems are being used anymore. All/most laptops used by the astronauts have a Linux based operating systems (Debian)” (src: space.stackexchange.com) 2007: Debian: Anatomy of An Open Source Project WARNING! SHOCKING! NO […]

that’s what mankind needs… more advertisement 🙁 *not* well it’s rally not Debian’s fault if GNU Linux is put to bad use by another system…

scroll down to: “how to access user-dev-admin’s home network boxes from anywhere via reverse-ssh-tunnel! :D” ssh tunnel remote deviceD’s port access a device’s port that is only available via a specific machine 😀 or in other words: ssh-tunnel port of […]

git is a complex source code repository management system that completely relies on file transactions this means: there is no running service or open port (except if git-over-ssh is used, all it needs for network multi developer cooperation is a […]