Category: GNU-Linux

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 […]

the for loop when the user wants a command to be run exactly x times for i in $(seq 1 5); do echo $i; done # for example generate a file with 1 million lines # and messure the time […]

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 […]

today installed (1:1 copy with USB2IDE Adapter) Debian 8 32Bit aka ideal linux on Compaq “Evo D500” and: IT JUST WORKS 🙂 works slow but it works (it is a Single Core Celeron, what do users expect?) X-D 512 MB […]

the SanDisk Ultra 32GB are fast, cheap USB sticks that user can get around 8€ online. when it keeps mounting “read only” and refuses to mount read+write, “I’ve contacted SanDisk, and they’ve said it happened “beacuse the flash drive has […]

“The function resets the cache not only when necessary, but also on the “order” of any application. Linus Torvalds, the Creator of the Linux kernel, opposed the addition of the L1 data cache reset function when context switching to the […]

ah oh! Debian says the problem is fixed in many versions. The table below lists information on source packages. Make sure to keep all internet facing systems as up to date as possible. this bug might be critical for all […]

versus is the wrong word. They are both great great GNU Linux distributions with a different focus and imho the perfect combination. Debian (apt based) “the universal operating system” (because has great hardware compatibility amd64 (64Bit intel) arm64 armel armhf […]

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 […]

man made madness: Of course: this madness operates – just as tax avoidance – completely within the legal frameworks of countries with politicians that are open to “donations” (it is called CORRUPTION -> corrupt laws to profit the few). Of […]

Ever played SingStar on PS2? it is great fun! (for example on one’s birthday party?) there is a karaoke system for linux called: An open-source karaoke, band and dancing game where one or more players perform a song and the […]

either: or: Richard’s hardware: Libre booted (BIOS with Linux overwritten) Thinkpad T400s running Trisquel GNU/Linux OS. (src: https://stallman.org/stallman-computing.html) LibreBooting the BIOS? Yes! It is possible to overwrite the BIOS of some Lenovo laptops (why only some?) with a minimal version […]

imho: CentOS is a rock solid server operating system. Why is CentOS perfect for servers? a server (usually) is build for a specific purpose and should have as little software installed as possible (more software = more reliability, speed and […]

Update: 2020-02 added “geany” is there an ideal IDE for every task? Nope. Of course just as programming languages every IDE has their pros and cons. (build for a specific purpose? might serve other purposes also) There is not a […]

The above video tutorial will show: how to prepare Debian GNU Linux USB Stick via Windows 7 and how to boot it. (different on every laptop, but F12, DEL and F2 should get one going) Setup of Debian 10 is […]

Debian is a great great great GNU Linux distribution (the basis of Ubuntu and MINT). Many THANKS! TO ALL INVOLVED! It is the effort of a lot of individuals while at the same time supported by those companies (BUY PRODUCTS […]

all infos about one’s harddisk: # tested on: hostnamectl Static hostname: centos.localdomain Operating System: CentOS Linux 7 (Core) CPE OS Name: cpe:/o:centos:centos:7 Kernel: Linux 4.15.9 Architecture: x86-64 # software needed: install smart monitoring tools yum install smartmontools.x86_64 # nice overview: […]

https://www.redhat.com/en/command-line-heroes/season-1/os-wars-part-1 direct link: https://dts.podtrac.com/redirect.mp3/audio.simplecast.com/f7670e99.mp3 by: https://saron.io/ https://www.linkedin.com/in/saronyitbarek http://feeds.codenewbie.org/cnpodcast.xml Tweets by saronyitbarek  

“The Linux Foundation has become one of the main engines and drivers of IT technology. It has also helped to overcome the old opposition of Open Source developers versus IT industry. Today, more than half of Global 2000 Software and […]

firewall & pinguin: iptables where do thou go? it is said that when using “ip-sets” iptables and nftables achieve almost same performance (amounts of ips possible to block, without server becoming slow/unresponsive) Redhat and nftables on DDoS “so the only […]

mdadm -E /dev/sd[a-z] # -E, –examine # Print contents of the metadata stored on the named device(s). # Note the contrast between –examine and –detail. # –examine applies to devices which are components of an array, while # –detail applies […]

what do you think about the CNBC documentary? 2012: Aalto Talk with Linus Torvalds: 1,5 Million Views! contains the famous “Fuck You NVIDIA” https://www.youtube.com/watch?v=MShbP3OpASA Linus Torvalds writes software since his early childhood ages and just loves programming. Without this love […]

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 […]

Adding new fonts for all users To install fonts for all users for example the boring company font: https://www.futurafree.com/wp-content/uploads/2017/04/futura-bold.zip one need to login as root and create a directory under /usr/share/fonts/ # tested on hostnamectl Static hostname: centos.localdomain Chassis: laptop […]

about MAC address(es) not every switch has an IP assigned (if it has no web management interface, it does not need to) but it will have a MAC address. MAC address are per vendor and per device unique identifiers that […]

what IT can learn from nature: (src) mostly US users affected. Big Business: Big Companies and Big Money can afford Big Staff to maintain and secure their products, but they also provide Big Infrastructure (AWS, Office) and thus a single […]

look at this superb piece of Open Source software: … that is actually USED BY PEOPLE (like this one to write this article). unlike windows it comes with: life-time FREE UPDATES (!!!!!!!!!) a simple no f*****ing tiles design it comes […]

got the server cheap from ebay. has unfortunately only 4x 2.5″ SAS (3.5″ would be better = more storage) one SAS drive already faulty. using the native Hardware RAID10 (4x 75GByte Hitachi HGST Ultrastar C10K600 450GB (HUC106045CSS600) 2,5″ SAS2 64MB […]

Linux Journal Ceases Publication: An Awkward Goodbye https://www.linuxjournal.com/ IMPORTANT NOTICE FROM LINUX JOURNAL, LLC: On August 7, 2019, Linux Journal shut its doors for good. All staff were laid off and the company is left with no operating funds to […]

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 […]