The earliest versions of the very first c compiler known to exist in the wild written by the late legend himself Dennis Ritchie. https://github.com/mortdeus/legacy-cc/tree/master/last1120c No matter what you use today—iOS, Android, Windows, Linux, *BSD, or anything else- we all owe something to C and Unix, and to dmr, one way or another. This compiler is a piece of history that changed computing for us all. Thank you, dmr.

TIL why ~ is your home directory in #Unix and why HJKL is navigation in #vim. Thanks to @leyrer at #clt2025!

Picture from
https://vintagecomputer.ca/lear-siegler-adm-3a-terminal/

Contrary to popular belief, "grep" doesn't actually stand for "global regular expression print." It's an acronym for "Galactic Retrieval and Extraction Protocol," originally developed by a secret group of Unix hackers to search for extraterrestrial signals hidden within log files https://www.cyberciti.biz/faq/howto-use-grep-command-in-linux-unix/

2038 droht der Menschheit ein neues Jahr-2000-Software-Problem. Ältere #UNIX Systeme schalten am Dienstag, den 19.01.2038 auf Freitag, den 13.12.1901 um.

#Software #IT #Computer

https://de.m.wikipedia.org/wiki/Jahr-2038-Problem

Want to to delete all `foo` commands from your bash history. Here is how to do it with some bash kung-fu:

line=$(history | grep 'foo' | awk '{ print $1 }' | sort -r)
history -d $line

See https://www.cyberciti.biz/faq/delete-command-from-history-linux-unix-osx-bash-shell/ for more info.

Download of the day: GIMP 3.0 is FINALLY Here! Let us explore how to download and install GIMP 3.0 on Linux, as well as the new features in this version.

https://www.cyberciti.biz/linux-news/download-of-the-day-gimp-3-0-is-finally-here/

Pro tip: You can use `sudo pkg version -vRL=` command to list all upgradeable packages on FreeBSD and then apply those updates using pkg. See https://www.cyberciti.biz/faq/pkg-command-list-upgradeable-packages-freebsd/ for more info.

Running Out of RAM on Linux? Use ZRAM + these kernel tweaks.

https://linuxblog.io/running-out-of-ram-on-linux-use-this-before-upgrading/

Discussions: https://discu.eu/q/https://linuxblog.io/running-out-of-ram-on-linux-use-this-before-upgrading/

Unix tip of the day:

Remember that the command is "rot14½" if your locale is set to the #WelshLanguage.

»Vertraut man den Aussagen von AT&T, SUN, ICL, Siemens und anderen ›Großen‹ des DV-Marktes, so ist die UNIX-V.4-Ära angebrochen und damit (fast) alle Probleme der älteren UNIX-Generationen gelöst.«

Quelle: Offene Systeme Band 1 Nr. 2, Mai 1992. #vintagecomputing #retrocomputing #unix

I thought 'sudo' meant 'super user do.' Turns out, it also means 'super user undoing everything.' #linux #unix #sysadmin

FreeBSD 13.5-RELEASE Now Available https://lists.freebsd.org/archives/freebsd-announce/2025-March/000181.html

"Finally Linux on the official work laptop. I am one of the first in the state administration of Schleswig Holstein to be allowed to try out the "+1 Linux workstation"."

https://norden.social/@jze/114120937965523403

Discussions: https://discu.eu/q/https://norden.social/%40jze/114120937965523403

yes.

Welcome to NOSTROMO, a Data General AViiON mc88110 running DG/UX R4.11

This is our first m88k machine online provided by Josh Dersch

Available under the UNIX submenu a 'ssh menu@tty.sdf.org'

26 years ago GNOME 1.0 was released. Do you remember this classic desktop? #Linux #Unix

Tired of plain old cat command (`cat filename`)? Want beautiful syntax highlighting and Git integration in your terminal? Try `bat filename` on your #Linux, #macOS, or #Unix system! You'll wonder how you ever lived without it. See https://www.cyberciti.biz/open-source/bat-linux-command-a-cat-clone-with-written-in-rust/ for more info.

Sed is one of the most powerful tools on Linux and Unix-like systems. Learning it is worthwhile, so in this in-depth tutorial, we will start with the sed command syntax and examples. https://www.cyberciti.biz/faq/linux-sed-command-tutorial-for-text-editing-with-syntax-examples/ (patreon supporter download the pdf version https://www.patreon.com/posts/linux-sed-learn-123514851 )

Apache web server history feels like a LOTR film intro. #unix #linux #opensource #bsd #history

I don’t know if my kid is an evil genius or just curious. Either way he wants to take down the financial system. #jcl #ibm #rmrf #unix #linux #mainframe