Artikel in Kategorie "Technik"

Using sed or awk to ensure a specific last Line in a Text

Given a file containing bytes of text with lines separated by the newline character (\n), one of these lines can be said to be „the last line of the file“; it is a sequence of bytes occurring in the file, for which holds: The sequence contains no newline character, and the sequence is followed by […]

I went to CLT23 …

… and i got a new coffee mug. 🙂

Determine IPv4 Addresses of a Libvirt Qemu-KVM Domain

In the VM, on Redhat-likes, make sure that the Qemu guest agent is installed: dnf install qemu-guest-agent On Debian-likes, execute: apt install qemu-guest-agent For Microsoft Windows guests, there are some tutorials on the web, see for example [1]. On the HV, execute: virsh qemu-agent-command –domain myvm \ ‚{„execute“:“guest-network-get-interfaces“}‘ | \ jq -r ‚ [.return[] | […]

 Two Paintings

Did i mention that i like Blender? ​ ​

 Two Worlds, one Reality

Sometimes, what topside constitutes an amazing engineering feat is turtles all the way down.

 The Internet Security Architecture

Eine Bemerkung über das Funktionieren

Nach einer Weile hört man immer mal wieder gewisse Sprüche über das Funktionieren irgendwelcher Produkte, Technologien, Techniken, Lösungswege, Praktiken oder Konfigurationen X: „Was funktioniert [also X], ist gut.“ „X ist nicht schön, aber es funktioniert.“ „Hauptsache, es [gemeint ist X] funktioniert.“ „Wieso, es [X] funktioniert doch!“ „Wir wissen zwar nicht warum, aber es [X] funktioniert.“ Lösungen […]

Removing the Builtin Inline CSS from WordPress

Should you – as i did – wonder why WordPress renders a bucket of inline CSS into the HTML output (such as –wp–preset–font-size–normal in <html> or  –wp–preset–color–white in <body>): This is done to accomodate frontend editing with Gutenberg. If you – as i do – are not using Gutenberg frontend editing, then the following PHP […]