Posts

All the articles I've posted.

• How to configure a 4.1 audio system on Linux with PipeWire, JamesDSP, and systemd

  Jun 24, 2026 06/24/2026

  Complete guide to configuring a quadraphonic 4.1 speaker system on Linux using PipeWire, JamesDSP, and systemd. Includes technical hardware analysis, how the Cambridge Soundworks FPS2000 speakers work, and detailed implementation steps.

  de en es fr

• How to add an old-school visit counter to a Cloudflare blog with D1, for Astro and SvelteKit in SSR.

  Jun 20, 2026 06/20/2026

  Guide to adding a per-article impression counter to a blog deployed on Cloudflare Workers using D1, without a separate server. Includes the implementation for Astro (AstroPaper) and SvelteKit, both using the Cloudflare adapter running in SSR.

  de en es fr

• Google Authenticator on two or more devices: a technical guide to avoid losing access.

  May 22, 2026 05/22/2026

  A technical and practical guide to using Google Authenticator on more than one device, understanding synchronization risks, preparing backup codes, and avoiding being locked out if your phone is lost or damaged.

  de en es fr

• How to install SingularityCE (and Apptainer) on Debian 13 without dying in the attempt.

  May 16, 2026 05/16/2026

  Installation guide for SingularityCE on Debian 13 Trixie. Source compilation, verification, configuration and troubleshooting. Also covers the installation of Apptainer.

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• How to install SWI-Prolog on Debian 13 Trixie without dying trying.

  May 7, 2026 05/07/2026

  Comprehensive guide to installing SWI-Prolog on Debian 13 "Trixie" with four methods ordered from least to most complexity: native Debian package, Flatpak from Flathub, build from sources with CPack, and the official PPA of Ubuntu adapted for Debian.

  de en es fr

• How to convert a JPEG or PNG to ICO on the Linux CLI

  Apr 26, 2026 04/26/2026

  How to convert a JPEG or PNG to ICO on the Linux CLI using ImageMagick.

  de en es fr

• Guide for service administration with systemd.

  Apr 24, 2026 04/24/2026

  Sooner or later, you have to administer services with systemd.

  de en es fr

• Easy graphics inclusion: Mermaid.

  Apr 20, 2026 04/20/2026

  Mermaid: easily include mind maps, flowcharts, and more in Markdown.

  de en es fr

• How to install caveman in Visual Studio Code for Claude Code.

  Apr 14, 2026 04/14/2026

  This guide explains how to install the caveman skill in Visual Studio Code for Claude Code.

  de en es fr

• How to deploy a Svelte+SvelteKit application on Cloudflare Workers (free).

  Apr 7, 2026 04/07/2026

  This guide shows how to deploy a Svelte+SvelteKit application on Cloudflare Workers (free).

  de en es fr