Dae’s blog

When trying to boost an Instagram Reel via Meta Business Suite, the Publish button may be grayed out.

Yes — Apple Cinema Displays from the 2000s (the aluminum ones with massive DVI cables) are still perfectly usable with modern Macs from the 2020s via USB-C.

In PayPal, if you’d like to change card currency setting but the “Change” button is missing: The trick is to append /update-currency/ to the page URL and hit Enter.

Accusys Gamma Carry 8 connected to a MacBook Pro via Thunderbolt 3.Hard drives: 8 × Western Digital 18TB WD Ultrastar DC HC550 WUH721818AL4206.Benchmarking software: Blackmagic Disk Speed Test running on macOS Sonoma.

This blog is a collection of my technical notes from working with information systems, not intended for the general public.

Problem: Cyberduck on macOS will repeatedly prompt you to present a client certificate when making an FTP-SSL connection to certain servers (e.g.

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.

Problem: Guacamole 1.4 shows “internal error” when making any connection and in /var/log/tomcat9/catalina.out you see something like: Possible explanation: This is due to IPv4 vs.

Problem (Guacamole 1.4 while connecting to an RDP server): …and in logs: Possible explanation: Simpler, but unsafe solution: For a proper solution, see Bob’s comment below.

Say you have nginx listening on port 80 and sharing a domain with another web-server (e.g.