Codeminer42's Engineering Blog
What Codeminer42 engineers dig up at work: field notes on Rails, AI tooling, security, and keeping product teams shipping.
At the end of my last post, I listed what Slopersons doesn't have compared to a real language: a package manager, a debugger, decent performance, and editor support. Writing Slopersons in VS Code meant plain white text, and finding out…
In my last post, I locked a coding agent in a sandbox with a programming language it had never seen, and watched it figure the language out from…
There's a question that keeps coming back every time some colleagues and I see a coding agent doing something impressive: "ok, but it has seen millions of examples…
In October 2026, a researcher found out that eight intermediate certificates issued by eMudhra (a certificate authority, one of the ~140 organizations whose signature your browser and operating…
An agent opens a file, sees a strange-looking loop, and "simplifies" it. The loop was strange on purpose. Someone had chosen it months earlier, after an incident, in…
A few weeks ago I picked up a ticket that said, more or less, "implement the auth layer." The application already had authentication working, so the first job…
