Related to Debian:
- Installing Debian testing (bookworm) in a Slimbook Executive
- Installing Debian testing (buster) in a Slimbook Katana II
- Installing and managing Freedom Box
- Life in Debian testing
- Installing Debian testing (stretch) in a Dell XPS 13 Developer Edition (2015) (no longer maintained)
- Wacom Intuos CTL-4100 in Debian
ElasticSearch, Kibana...:
- Life with Kibana and ElasticSearch
- My methodology for producing Kibana dashboards
- Developing for Kibana 5
Related to other random tools & services:
- Tools and tricks
- JavaScript
- Python
- Available options (Internet-related applications and services)
- FOSS tools useful for distance learning [Spanish]
- FOSS tools for COVID tracing
- Impresión 3D en relación con la epidemia de coronavirus [Spanish]
- Oculus Quest
- Empezando con AppInventor (Spanish)
Other, even more random stuff: