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 […]
ok this picture is a easy to spot fake, because of it’s quality, but the quality of fakes (pictures AND videos) is getting better and better and better: This is scary shit, because what this means: NO-ONE can effectively believe […]
per default Debian (unfortunately) does not log ssh logins (why? afraid of harddisk overflows?) every user and admin wants to see “who and what is going on” the system usefull also for debugging purposes: what if a ssh client is […]
mate desktop is leightweight easy to use (“start” menu is top left and hopefully will FOREVER stay there) consistent simplified design hostnamectl; # tested on Static hostname: debian12 Operating System: Debian GNU/Linux 12 (bookworm) Kernel: Linux 6.1.0-18-amd64 Architecture: x86-64 su […]
this blog does not get tired of testing Android ROMS that enhance privacy 🙂 (actually it would be nice, if software support for those devices is at least 10 years X-D because it is a constant tiresome race) Yes it […]
in other words: how to print-output a lot of <html> special characters inline from a python script, that is run by apache2 webserver. how hard can it be right? configure apache2 (on CentOS7, RHEL7 it is called httpd) to recognize and […]
variant1: the most minimalist approach works but imho it is very primitive 🙂 (but it works) variant2: a wee bit better let’s go hostnamectl; # tested with Virtualization: kvm Operating System: Ubuntu 22.04.4 LTS Kernel: Linux 5.15.0-94-generic Architecture: x86-64 # […]
This is EXACTLY how “Yellow” Journalism works. “HEADLINE SAYS A” “text very small says B” (most people only read A and continue whatever they have been doing, which might be exploited by Journalists that get […]
it works now! 😀 THE PENGUIN CAN NOW MEASSURE THE TEMPERATURE! thanks ALL INVOLVED 😀 TIP: it actually has 2x temp sensors 1x meassures inside usb stick 1x meassures with the metal-probe at the end of the cable WARNING! […]
no not abandoning Debian 😀 (which is the BASIS for Ubuntu and imho) about: eclipse: is a “MOTHERSHIP” of an IDE software. it seems to grow every year, making this already very complex java IBM based software EVEN BIGGER. (which […]
most recent version 2024-03 is https://www.python.org/downloads/ python 3.12 First released: 2023-10-02 End of support: 2028-10 Release schedule: PEP 693 python for automation: So for performance critical tasks python is actual just the “controller” that then calls C or or C++ or […]
BIT FLIPS are a COMMON thing in the universe 😀 so EEC RAM ACTUALLY MAKES SENSE 😀 “Studies by IBM in the 1990s suggest that computers typically experience about one cosmic-ray-induced error per 256 megabytes of RAM per month”[15] As […]
scientists predict human leven AI by 2047 so DON’T HOLD THE BREATH WHILE UNDOUBTATLY MACHINES ARE VERY FAST AT CALCULATING STUFF How many operations per second ((F)OPS) a human brain can do is up to debate + ongoing research, it […]
ssh next to https (TLS/SSL) is probably THE most essential building block of secure (unhacked) open source networked computing. CVE-2023-48795 is a (wo)man-in-the-middle-attack, so an attacker would have to sit on the same network (LAN) or somewhere between ssh client […]
ever heard of PSR? (PHP Standard Recommendations are like RFCs) no? Nevermind. some devs make jokes about PHP – but this – only PHP + XDEBUG can do! setup a test-server with test requests and data and start debug session […]
Starlink is a cost effective internet-via-satellite provider run by SpaceX at 2024-01 currently (2014-01) counts over x > 2 mio customers SpaceX plans to put 12.000 to 42.000 satellites into Low Earth Orbit (LEO). currently (2024-01) 5289 satellites (Wiki) in […]
software minimalism & audio interface minimalism: to make management of audio interfaces easier, disable those the user does not use a lot of monitors are hdmi connected that can also transport audio signal but a lot of the build-in speakers […]
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 […]
vendors & users can do: keep firmware and apps as up to date as possible this requires that vendors also publish patches for critical security problems for old devices (!!! AVM Fritz does it, Samsung & Apple can too!) install […]
“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 […]
today gotta say “thank you Apple” for still developing cups.org further 😀 (well “further” is kind of an exaggeration as the last release was Apr 28, 2020) it got a management web interface since forever available via localhost:631 just a […]
want to see what’s going on in the Open Source part of Android OS? alternative “free” hardware: let’s face it, maybe a dream setup would be: either: de-googled phone WITH MICRO AUDIO JACK (or it can not be used to […]
want to see what’s going on in the Open Source part of Android OS? e-OS is available for many many (but not all) devices here is a detailed review of the ROM in terms of privacy. IT IS AN EXCELLENT […]
scientists predict human leven AI by 2047 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 learning community collaborates on […]
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 […]
is VLC still the currently BEST music player for GNU Linux? vlc is excellent for simplicity, compatibility (best format compatibility ever seen, it has some stuttering when skipping forward or backward with mp4 x264 files, mplayer might still be the […]