CATALOGUE — ALL YGG CONTENT
Catalogue
Everything that is here, in one place: browsable by type, topic and state. The stream shows the newest, the catalogue the complete list.
02 / THE WHOLE CATALOGUE
troubleshooting GNOME will not start after upgrade: recovering the Wayland session After the Debian 12 → 13 upgrade the login ends on a black screen and the session drops back to GDM. Diagnosis, the actual cause and a permanent fix. guide ESP32 sensor: from prototype to stable operation From breadboard to a sensor that runs for months untouched: ESPHome firmware, MQTT discovery into Home Assistant, deep sleep + OTA. reference Cheat sheet: nftables rules for a home network The reference card taped up in my server room — commands, tables and NAT masquerade. note Postfix and SPF macros: the detail that breaks delivery A short note after one rough weekend of undelivered mail. project Self-hosted monitoring Prometheus + Grafana across the whole home and lab infrastructure. The goal: see problems before they surface — and understand how the systems behave over time. link Cadastre open data: what the dataset actually contains The best breakdown of the dataset contents I have read so far. Worth saving. explainer How DNS delegation works and why it matters DNS is a delegated tree: every zone can hand responsibility one level down. Understand that and you understand why changes propagate slowly and where to look for faults.
03 / CONTENT TYPES — INDEX
1 guide / how-to A practical procedure for solving a specific problem or task. 1 troubleshooting Problem → symptoms → diagnosis → cause → fix. 1 reference Configuration, commands, parameters and cheat sheets to look up. 1 explainer How a given system, technology or principle works. 1 note A short finding that does not need a full article. 1 link
04 / CONTENT STATES
current valid, in everyday use
verified verified against the stated environment and date
experimental works, but with no guarantees — under testing
needs review may be outdated, awaiting verification
outdated superseded — points to a newer solution
historical kept for context and history
archived unmaintained, read-only
Old content is never deleted — if it still has value it stays, clearly labelled with its state and the date it was last verified.