Articles in Category "Technik"

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 […]

Updated Common Prefix Notation Transformation

This is an update to my previous article on determining the common prefixes of a set of strings (passed a sequence of lines) and printing them in common prefix notation (CPN). The problem of reconstructing strings from the original input that are complete prefixes of other input strings is addressed. The code is now in […]

Print XDG Desktop Definition for Application

Update Nov 3 2024: There is an update to this article that provides this script as commandline utility. There is also a Git repository. For an application given by „application name“ or „executable name“, output the corresponding .desktop file, if any: #!/bin/sh IFS=“:“ xdg_data_dirs=${XDG_DATA_DIRS:-/usr/local/share:/usr/share} search=$1 for i in $xdg_data_dirs ; do a=“$i/applications“ [ -d $a […]