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Category Archives: Technical
Authentik: set custom username for OAuth application (e.g. for Apache Guacamole) via a property mapping
If you use Authentik (https://goauthentik.io/) as an OAuth authentication provider for your Apache Guacamole (https://guacamole.apache.org/) instance and you’d like to customize usernames for Guacamole, here’s how you can achieve this. The steps described below may work for other applications, wired … Continue reading
Guacamole 1.4: “Creation of WebSocket tunnel to guacd failed”
Problem: Guacamole 1.4 shows “internal error” when making any connection and in /var/log/tomcat9/catalina.out you see something like:
Guacamole 1.4: “Log in failed” for RDP connections
Problem (Guacamole 1.4 while connecting to an RDP server): …and in logs:
Serving acme-challenges from two web-servers sharing the same domain via nginx
Say you have nginx listening on port 80 and sharing a domain with another web-server (e.g. Proxmox web-server) that is listening on a different port, and you want to route HTTP-01 (“acme-challenge”) requests to that second web-server.
Confluence: broken links and macros after migrating Postgres database
Problem: after migrating Atlassian Confluence PostgreSQL database to another server, you’re seeing lots of broken links (in red color) and some navigation macros not working properly (showing errors such as “page not found”). The first thing Atlassian themselves and their … Continue reading
Zola + Vite demo
How to neatly wire up Zola (static site generator) with Vite (frontend build tool) without special plugins (a minimal demo).
Postgres database on a separate drive
In psql: CREATE TABLESPACE mytablespace LOCATION ‘/Volumes/MyVolume/postgres’; CREATE DATABASE mydatabase TABLESPACE mytablespace; Kudos to GregHNZ for posting this on StackOverflow.
Django + Vue CLI + Webpack demo
How to wire up a Vue CLI app and Webpack to Django templates with routing, hot reload, code-splitting and without any extra plugins (a minimal demo + explanation).
Proxmox: QEMU Guest Agent is not running — qmp command ‘guest-ping’ failed
Hey fellow Internet dweller, are you worried about the following message appearing during backup of a suspended virtual machine in Proxmox?
Use macOS native color picker in VS Code (like “Insert Color” in TextMate)
A tiny extension for Visual Studio Code, written by me (GitHub).