Issuing internal SSL/TLS certificates
Using ACME DNS-01 challenges to create TLS certificates for internal servers.
erat.org
New pages on erat.org
Latest posts
Creating a development sandbox with crosvm
Using crosvm to write software in a sandbox on Linux.
Moving from Gmail to Fastmail
Advice about switching from Gmail, Google Calendar, and Google Contacts to Fastmail
Moving from GitHub to Codeberg
Advice on migrating source code repositories from GitHub to Codeberg.
Behavior of Go print functions
Differences between Print and Println functions in Go’s fmt, log, and testing packages.
Software rants
Complaints about software.
NearlyFreeSpeech.NET tips
Automating things when using NearlyFreeSpeech.NET to host a website.
Supporting dark mode in web pages
How to add user-selectable dark and light themes to HTML and AMP web pages.
Testing procmail and fdm configurations
Verifying that configurations for Message Delivery Agents like procmail and fdm work as expected.
Installing a Sony XAV-AX150 head unit in a 2015 Subaru WRX
Installing an aftermarket Sony XAV-AX150 Android Auto head unit into a 2015 Subaru WRX.