Category: Debian

How to upgrade from Debian 11 to Debian 12 update from Debian 11 to Debian 12: please note that major release updates are prone to problems. for the savest way to upgrade: keep data sepearte from programs and reinstall. on […]

why? because it would be a shame to put all those intel Macs to the trash not particularly big fan of the aluminum bodies (uses loads of energy to make also not healthy to be touched daily) but they surely […]

if the spice tools are installed, clipboard sharing between host and guest (copy & pasting text and even images (!)) should (!) work 😀 What is not working virtualbox-easy-style (yet) is easy-host-to-guest-and-vice-versa-file-transfer (which IS VERY ANNOYING (RedHat are you listening? […]

The Flashplayer was a (unfortunately closed source, why not release the source NOW? Adobe? 😀) runtime binary to enhance multimedial capabilites of the browser THE FIRST possibility to stream videos inside the browser (youtube once used flash, now they shifted […]

Hello data travelers, cudos to the palemoon.org project, an excellent fork of Mozilla Firefox (migration is a breeze, even the hotkeys & shortcuts are the same like ALT+D “select address bar”). strange thing: when starting palemoon via mozo (excellent program! […]

snapshots are stored inside the qcow2 harddisk file of the vm, which is good in terms of “simple”, just one file, where in virtualbox there is the disk.vdi and snapshots are stored in a separate folder as separate files. when […]

Thanks for powerfull Open Source software such as blender! (back in the ATARI days spend all money on a mathematical co-processor for the Falcon 030, so was able to run the super expensive (750,- BUCKS !!! in 1995) “Neon 3D […]

it is pretty usefull, to see, what programs are running, what program uses how much CPU/RAM/DISK and the overall ressource use of the system. mate-system-monitor does exactly that, and looks pretty while doing it 😀 how to install; # tested […]

got a new toy. after the MDADM RAID0 with 2x datacenter capable Kingston directly mounted on the mobo, did not turn out MASSIVE speeds 😀 (it was just a test, what speeds those datacenter (!!! 24-7 operation for years!!!) can […]

this has to do with Caja calculating thumbnails for EVERY (!!!) picture ever found in a folder that matches the “below this and that file size” settings. having a picture “preview” possibility in a file manager is neat but if […]

one fine day, DNS stopped working. the reason this time was NOT on the server-side, but on the Google side, blocking all DNS servers that are NOT google. while this can be understood in the terms of CyberSec: + (manipulation […]

hardware used: AMD Ryzen 5600G Gigabyte Aorus B550 Elite AX v1 (Rev 1.1) 2x NVMe Kingston SA2000M81000G those are DATACENTER capable NVMes! (at a pretty nice price!) energy meassurements: meassured wattage when PC was idle (doing nothing): GNU Linux Debian […]

something must have gone wrong during a apt update && apt upgrade… the /etc/apt/sources.list suddenly… is empty. GNU Linux Debian 11 (bullseye) default sources.list non-encrypted-transmission deb http://deb.debian.org/debian/ bullseye main deb-src http://deb.debian.org/debian/ bullseye main deb http://security.debian.org/debian-security bullseye-security main contrib deb-src http://security.debian.org/debian-security […]

RetroArch ROCKS! with those cold and dark winter times coming around again, it’s time for some (CO2 neutral because Solar Power stored in battery) GAMING! 😀 get a gamepad 😀 can recommend: logitech f310 search eBay (buy second hand if […]

as most users know, Ubuntu (a Nguni Bantu term meaning “humanity”) is, still (luckily) based on GNU Linux Debian. But more software is not necessarily better. What Ubuntu nicely does: more recent kernel it aims for even greater hardware compatibility […]

EDIMAX EW-7612UAn V2 THE ONLY (?) GNU Linux WIFI WLAN Adapter that works OUT OF THE BOX on all GNU Linux systems (ODROID RASPBERRY AND Desktop GNU Linux) it’s a solid high quality USB WIFI dongle stick known as Edimax […]

“to swap, or not to swap, that is the question”: definately swap Shakespeare “to encrypt, or not to encrypt” (if it contains valuable data, encrypt) “to lvm, or not to lvm” (well….) because: one fine day, the user decides to […]

Brother HL-5450DN most older laser printers are pretty reliable and can made to work with GNU Linux (if they support App Socket / HP JetDirect (asigned fixed IP to printer and give exact IP)) there is even a firmware update, […]

In search for alternatives, decided to test drive “gnome boxes“, which is said, to be an easy-going gui for the libvirt qemu virtualization system. lsb_release -d; # tested on Description: Debian GNU/Linux 11 (bullseye) su – root apt update # […]

this notebook was premium when released aprox. 2003 it still looks with those LEDs and mic and speaker mini-jacks at the front (it even has a wifi hardware switch on the front (blue LED) the screen and speakers are excellent […]

0) for security: keep all internet connected devices as up to date as possible! “Freifunk updates its router firmware and closes a critical security vulnerability that could allow attackers to install their own firmware on the devices” (src: heise.de) Also […]

make sure guest additions are installed (on the guest vm) it is a simple matter of the user not being in group “vboxsf” and thus denied usage of vbox filesystem service (fs) lsb_release -a; # tested on guest Description: Debian […]

not employed by Oracle in any kind, the only advantage VirtualBox (still) has over all the other virtualization systems: was designed to be cross OS from the start and does that pretty well. Holy Crap! Google (crazy guys) ported KVM […]

here is a demo video:   the possibility to step (!) debug requests, as they appear on the server is a neat feature, xdebug + eclipse are a great team, when the setup is complete. installed GNU Linux Debian 11 […]

straight after (Debian based) GNU Linux OS setup, usually doing those modifications to: speed up boot & start of programs grub timetout 1sec shotcuts for faster start of programs in MATE Desktop Alt+F2 -> fox, will start firefox (no need […]

lsb_release -a; # tested with Distributor ID: Debian Description: Debian GNU/Linux 11 (bullseye) Release: 11 Codename: bullseye su – root wget https://download.virtualbox.org/virtualbox/6.1.32/virtualbox-6.1_6.1.32-149290~Debian~bullseye_amd64.deb sha512sum 7e977fde8a2fc370d7df24f761e75eced308ea17037113db877bd799abec4a3a9b6324fcbfda2d2a67d63fbe23b822abbd36ab0f9af4fc5c352df04a97dbe550 # needs to be dpkg installed manually # install requirements apt update && apt upgrade apt […]

that could be a GNU Linux Lenovo floating inside the ISS: “(Sam Bishop) Linux is everywhere, even in space… but space is a harsh environment with many challenges.” “Radiation disrupting electronics, wild temperature swings damaging circuit boards, no communications for […]

many users have/had macbooks. what was/still is great: OSX can be reinstalled over internet! (no more searching for licence keys or setup sticks/DVDs/CDs/) ‘power up or reboot your Mac then quickly hold down Command-Option-R until see the “Spinning World Logo”‘ […]

to swap or not to swap? That is the question. why would one disable the swap partition? it has no dissadvantages keeping it (except the loss of a bit of harddisk space) systems do not become “faster” by disabling the […]