When your CPU is 32Bit and you try to boot a 64Bit OS / load a 64Bit program, it will crash/panic/segfault, it won’t boot beyond the grub boot selection screen. “Ben Hutchings (blog) a Debian developer and Linux kernel maintainer, has […]
are tool to bring you this cool gnome based file indexing and searching tool… that i generally distrust X-D funny enough: windows and osx come with such “we index and md5sum every single file on your computer” as well… suspiciously. […]
https://youtu.be/LC0aSk6HEsw first of all: i (still) love VirtualBox. The ability to migrate VMs between Windows and Linux servers is really cool, and it is still free to use. NO other Virtualization software can do that! 🙂 and that is exactly […]
if you print from a laptop at home at at office, and it happens you have the same printer model here and there, you might to want to distinguish between them by name. # become root sudo bash # backup […]
Thanks! thanks to all the contributors of open source soft- and hardware and people that share their knowledge online for free 🙂 i hope/think that better technology could possibly also change humans to the better… freely sharing information surely does […]
Firefox: einfach auf die Links klicken, dann auf “Add” to Firefox… und nochmal mit “OK” bestätigen. Neue Rechtschreibung: https://addons.mozilla.org/en-US/firefox/addon/german-dictionary/ Alte Rechtschreibung: https://addons.mozilla.org/en-US/firefox/addon/german-dictionary-de_de-for-sp/ … jetzt kann man(n)/Frau auf jeden beliebigen Text eines Formulares R-Click und … sich nie wieder vertippen X-D […]
You can find the Debian version on which your Ubuntu version is based in the file: /etc/debian_version From 10.04 up to 17.04: Ubuntu | Debian 18.04 bionic buster / sid – 10 17.10 artful stretch / sid – 9 17.04 […]
Linux is pretty hardware independent, so most of the time you can just 1:1 clone/move harddisk to new machine and in 99% of cases it will just boot. make sure – target (new) machine’s harddisk is same or bigger size […]
preparations on terminal: detect your hardware: you can get old but well supported notebooks/laptops here like the dell latitude e4310 with this intel-spy-on-me wifi/bluetooth module on board: lshw |grep lue description: Bluetooth wireless interface product: DW375 Bluetooth Module capabilities: bluetooth […]
# yum based (fedora/redhat/centos) yum update –exclude=kernel* # apt based apt-mark hold package-name* # to unhold: apt-mark unhold package-name*
update: 2024-04: can the PI be trusted? while many cool projects are made with Raspberry PIs, including camera surveillance projects, the PI’s design requires a GPU binary blob driver to be loaded BEFORE the OS is loaded… this is Open […]
updating LibreOffice (former OpenOffice) works like this: 1. remove the old version 2. download latest version https://www.libreoffice.org/ 3. install the new version RedHat Fedora CentOS7: rpm based distributions: yum remove libreoffice*; # uninstall current version wget http://mirror1.hs-esslingen.de/pub/Mirrors/tdf/libreoffice/stable/6.0.2/rpm/x86_64/LibreOffice_6.0.2_Linux_x86-64_rpm.tar.gz; # download tar […]
make sure you downloaded the SHA512SUMS.sign from the same directory as the iso. https://keyring.debian.org/ https://www.debian.org/CD/verify https://cdimage.debian.org/cdimage/unofficial/non-free/cd-including-firmware/9.4.0+nonfree/amd64/iso-cd/ https://bits.debian.org/2016/08/debian-and-tor-services-available-as-onion-services.html otherwise you will get BAD signature. steps to reproduce: # download the iso image with non-free drivers (yes it sucks non-free drivers are […]
maybe you want to run your own version of the kernel and you will have to prevent during an automatic update that this kernel will get “replaced”. same goes with firefox, thunderbird and LibreOffice yum and apt might not install […]
Brother 9460 CDN is a reliable old Brother LAN enabled Multifunction (MFC, Print, Scan, Fax) device. tested on/with: dell laptop E4310 + debian linux 32bit + brother 9460 cdn connected via LAN root@DebianLaptop:~# hostnamectl Static hostname: DebianLaptop Icon name: computer-laptop […]
the hardware: a webcam that is supported out of the box with most linux distros is the Logitech HD Pro Webcam C920 it has also HD resolution and stereo microphone. worth the investment if you do a lot of online […]
if you try to play a video with 1080p and your CPU usage goes up almost 100% you know that the GPU is doin’ nuthin’ and all the encoding is done via CPU which also reduces framerate. luckily the fix […]
Debian Ubuntu Mint: for the deb based distributions hostnamectrl; # tested on Armbian (Debian for ARM Bullseye) su – root; # become root apt update; # always good apt install console-data # select a new keymap # for languages others […]
update: 2023-08 software support wise that 32bit ARMv7 xu4 SoC has aged EXTREMELY WELL 😀 thanks all involved! (check prices on ebay) here is the “official” ArmBian (Debian 12 “bookworm” for ARM) image for the odroid xu4 “inofficial” Debian 12 […]
tested on: hostnamectl Static hostname: DebianLaptop Icon name: computer-laptop Chassis: laptop Operating System: Debian GNU/Linux 8 (jessie) Kernel: Linux 3.16.0-4-686-pae Architecture: x86 i assume you have your laptop/pc LAN connected to a switch/router and your default network card is eth0. […]
Update: as of 2019-01 and CentOS 7.6 the below setup may fail by now, for those reasons… BUT you CAN compile the latest kernel and all modules yourself (DON’T BE SHOCKED! YOU CAN DO IT! IT’S NOT ROCKET SIENCE!… just […]
Wifi Modes of an Access point: DLink has painted a nice overview over the possible different modes of an Accesspoint: cybersec: from great wifi modes that allow bridging two wifi networks, it would be GREAT if vendors test their products […]
this applies to: VirtualBox Version 5.1.8 r111374 (Qt5.3.2) hostnamectl Static hostname: DebianWorkstation Operating System: Debian GNU/Linux 8 (jessie) Kernel: Linux 3.16.0-4-686-pae Architecture: x86 the VMs hangs on startup with this screen: Solution: kill the vm then disable audio device… the […]
the best about samba: thanks for samba, it provides users with a fast (of course depends also on harddisk speed) rock-solid no-limit-to-maximum-users file-server for maximum file-transfer-and-sharing-and-storage productivity (and they will USE that T: temp drive for EVERYTHING! prepare for TERRABYTES […]
checkout the tutorial: http://jperrin.org/centos/monitoring/grafana/keeping-an-eye-on-centos-performance-with-grafana/ maybe cacti and co is too complicated and looks a little outdated… collectd might be just what you are looking for 🙂 “The main objective of this is to develop an easy to use and customizable […]
Init Ram Disk filesystem – kind of mini OS in order to mount raid and start “the real /root os”. hostnamectl; # tested on Static hostname: debian9 Icon name: computer-vm Chassis: vm Machine ID: 532eabca552b4075a8679094397c8dba Boot ID: 15ee0b8e8a1e4d1eb1003c4630644091 Virtualization: microsoft […]
you should setup harddisk encryption during setup. to add an encrypted /home partition afterwards might be possible but a lot more effort. scroll very down if you want to know how to encrypt an usb sticks … needless to say […]
iSCSI it is possible to tunnel SCSI through TCP/IP – allowing adding ressources of storage-servers directly – as if it was a local harddisk or partition. The isci-initiator (client) can “partition-and-format-over-network” the iscis-target (harddisks or files acting as aprtitions on […]
strace from the strace.man.txt manpage. trace system calls and signals In the simplest case strace runs the specified command until it exits. It intercepts and records the system calls which are called by a process and the signals which are […]
checkout what is the latest version of netinst.iso not so free – but your network card might work you can try the free software only version first – and if it says – “firmware missing”… try again with this version… […]