short story: there is no “Menu” key on the t440 keyboard, (it does the same as clicking r-mouse-button, trackpad buttons can be cumbersome) hostnamectl; # tested on Operating System: Debian GNU/Linux 9 (stretch) Kernel: Linux 4.9.0-14-amd64 Architecture: x86-64 xev; # […]
x11vnc is great, remmina is great (can scale the client window, no matter the vnc server resolution it will fit on the client screen) when the user followed the instructions here on how to setup vnc server on GNU Linux […]
to recover the data: how to mount luks2 encrypted volume possibility: remove harddisk, attach to sata2usb adapter, then mount on different machine like this: # unlock encrypted harddisk udisksctl unlock -b /dev/sdb5 udisksctl mount -b /dev/mapper/ubuntu–vg-root Mounted /dev/dm-1 at /media/dpm/e8cf82c0-f0a3-41b3-ab28-1f9d23fcfa72 […]
ffmpeg / avconv is pretty nice. it can even do mp4 to gif conversion! 🙂 so what the user can do is: use SimpleScreenRecorder, to record a fixed rectangle of the screen to mp4 and then use ffmpeg / avconv […]
mocp –version This is : Music On Console Version : 2.6-alpha3 Built : Nov 27 2016 10:55:04 Compiled with : OSS ALSA JACK DEBUG Network streams resample Running on : Linux 4.9.0-13-amd64 x86_64 Author : Damian Pietras Homepage : http://moc.daper.net/ […]
JavaScript can compromise the user’s network devices! pretty evil are devices/routers with security problems, that can be exploited from javascript. so basically opening a webpage with a browser that has javascript enabled (which most browsers have) might scan the user’s […]
what to do to improve online privacy? use a privacy respecting DNS server by https://www.opennic.org/ for example: 195.10.195.195 (not google’s (8.8.8.8)) use Freifunk use a VPN such as: mullvad VPN https://mullvad.net/en/help/pricing-discounts/ https://mullvad.net/en/check/ Mozilla launched it’s own VPN service https://vpn.mozilla.org/ use tor […]
The Age of Surveillance Capitalism: “be careful what you reveal to your friend” (the internet) https://irlpodcast.org/season4/episode5/ what if – instead of security – Google wants mass surveillance and a direct uplink to the US-Pentagon to blow all “terrorists” (basically anyone […]
update 2020-10: with vim 8.1 copy and paste to and from system-clipboard seems to work select the text with the mouse Ctrl+Shift+C to copy from vim 8.1 into system clipboard switch over to other application Ctrl+V or middle mouse button […]
setup LAMP Linux Apache2 MariaDB PHP7.3 su – root; # become root apt update; # update system to latest apt upgrade; # database first apt install mariadb-server mariadb-client # set root pwd for database (can be root on dev test […]
git was initially written by Linus Torvalds on the idea: how to create source code management system that does not suck. source code management is very useful when the developer team is larger than > 1 developer. it allows fast […]
some jpgs are badly compressed, taking 5-10MBytes each! a little nifty cool tool let’s you batch recompress WARNING! Always test things out before applying it to your original data! # become root su – root # install jpegoptim apt install […]
… because maybe one wants to read their smart status. # tested on: hostnamectl Operating System: CentOS Linux 7 (Core) CPE OS Name: cpe:/o:centos:centos:7 Kernel: Linux 5.X Architecture: x86-64 # and also: hostnamectl Static hostname: storagepc Operating System: Debian GNU/Linux […]
monitoring the integrity of a RAID is critical for fast replacement of failed harddisks (ideally one has at least one spare drive already in the machine) if not – it would be great if hard- and software-raid would send a […]
tar gz (single core) -> tar pigz (multi core) tar might be old, but still a great program for archiving files manpage: tar.man.txt to get multi core usage for compression (faster) the user tells tar to use a different compression […]
Cinnamon desktop developed by Developer(s) Linux Mint team! – is a beautiful desktop (default on Linux Mint) alternative to Gnome2 MATE. BUT: still prefer Gnome2 MATE (at least on GNU Debian Linux) because it is: minimalistic / very resource efficient […]
while not officially supported no drivers here: https://www.wacom.com/en-us/support/bamboo-support works out of the box on CentOS7/Rhel7, Kernel 4.15.9 THIS WORKS ABSOLUTELY INCREDIBLE 🙂 THANKS ALL INVOLVED! # what os do i have? hostnamectl Operating System: CentOS Linux 7 (Core) CPE OS […]
Warum VoIP? Viele Anbieter von LTE z.B. bieten gar keine Festnetz-Telefonie an, sondern nur Internet. (das zum Teil (nicht günstiger) aber schneller (und schnurloser via Handy-Netz) als die Telekom (4G/LTE/UMTS)). D.h. man braucht dann noch einen weiteren Anbieter der die […]
update: 2020-05 for whatever reason the following SSHDroid app does not work anymore. please checkout the even easier to use (default port: 2222) and setup: SimpleSSHD (Easy to use SSH server) – https://f-droid.org/app/org.galexander.sshd # start the ssh server app # […]
aim: in software development, step debugging is a very nice way to look at your code and see if it does what it should. i wondered, if such a thing exists for shell / bash scripts. develop shell bash scripts […]
“Cinnamon is a Linux desktop which provides advanced innovative features and a traditional user experience. The desktop layout is similar to Gnome 2 with underlying technology forked from Gnome Shell. Cinnamon makes users feel at home with an easy to […]
more latest news on: https://puri.sm/news/ Progress has been quick and steady, and because we only use components that respect both our ethical values and your personal privacy and freedoms, you can imagine the layers of complexity that go into delivering […]
RSS-Feeds are files.xml, which are auto-generated by CMS like WordPress. It can be subscribed to with an RSS-Client Software. Thunderbird (the Mail program) for example (tested on version 60.6.4 and above) has a pretty convenient functionality to stay up to […]
CentOS8: ccze author not willing to maintain ccze. no ccze and not even lnav available. how to monitor all logs… https://dwaves.de/2017/06/15/linux-monitor-all-logs-in-real-time-d-follow-all-show-changes-to-log-files-under-varlog/ as i was wondering what combination of less -R with or without ccze would allow me to view log […]
# install debian/ubuntu apt install strace; # install redhat/centos yum install strace; # checkout what df -h is doing in detail strace -o output.txt df -h
it is not possible to change uuid of a swap partition with tune2fs, because it only supports ext3/ext4. you will have to recreate it and pass the uuid during creation, which is not a problem because usually swap SHOULD not […]
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 […]
E-Book erstellen und veröffentlichen / ein Buch schreiben mit Linux Scribus – OpenSource Desktop Publishing https://www.scribus.net/downloads/stable-branch/ ist für Windows / OSX / Linux erhältlich, die Open Source alternative zu Adobe Indesign und eine sehr gute sogar! Congratulations and thanks to […]