Category: cool tested GNU Linux Apps

what if – instead of security – Google wants mass surveillance and a direct uplink to the US-Pentagon to blow all “terrorists” (basically anyone who is against Google) to hell? What if? as long as EVIL pays off (incentive) this […]

vim is an excellent very powerful editor that can handle documents of 100.000 lines and more. hint: vim does not have PER DEFAULT access to system clipboard (for whatever reason not enabled per default) two options: install gvim recompile vim […]

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 is not only good for crowds of developers having to organize and sync “status quo” of the project over various devices, users also use it for version control of documents and various other files (anything where organized cooperation between […]

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 […]

NOTE: LibreBoot (status of 2018) can NOT boot Windows X-D (who cares). So i guess you want to use LibreBoot with Linux and Linux only. even when CoreBoot is a 10 year old project… replacing your BIOS with LINUX can […]

warning: this only works if you have a gui/gnome installed. thanks goes to this superb tutorial with screenshots: http://xmodulo.com/debug-program-nemiver-debugger.html For Debian based distributions, it should be pretty straightforward: apt-get install nemiver; # Debian and Ubuntu pacman -S nemiver; # For […]

to protect users’s privacy: NEVER GIVE IT WIFI PASSWORD! it seems to be a little contradicting – use gnu linux – use open source to protect privacy – then buy a kindle X-D (to the author’s defense: it was intended […]

Why: Do MAJOR news outlets NOT use SSL? Euronews is not able to use SSL? Out of compatibility reasons? (maybe platform not ready yet? lame!) Because the surveillance state works better without SSL? I guess. Same goes for: https://spiegel.de -> […]

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 […]

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 […]

hostnamectl; # tested with Static hostname: debian9 Icon name: computer-vm Chassis: vm Machine ID: 532eabca552b4075a8679094397c8dba Boot ID: 56c17320171e4ca2aed93998357ce1d2 Virtualization: microsoft Operating System: Debian GNU/Linux 9 (stretch) Kernel: Linux 4.12.0cuztom Architecture: x86-64 apt-get install genisoimage genisoimage –help genisoimage -r -J -l […]

update: extundelete works well on ext3 but kind of failed me on ext4. tools to try: http://trinityhome.org/Home/index.php?wpid=61&front_id=12 get an overview: what harddisk/partition is what? lsblk; # more detailed lsblk -o “NAME,MAJ:MIN,RM,SIZE,RO,FSTYPE,MOUNTPOINT,UUID” alias harddisk=’lsblk -o “NAME,MAJ:MIN,RM,SIZE,RO,FSTYPE,MOUNTPOINT,UUID”‘ harddisk NAME MAJ:MIN RM SIZE […]