LLMs hallucinating nonexistent software packages with plausible names leads to a new malware vulnerability: "slopsquatting."

@pminborg.bsky.social and I wrote a bit about some of the many performance improvements in JDK 25: inside.java/2025/10/20/j... tl;dr: upgrade to JDK 25 and add -XX:+UseCompactObjectHeaders

Going to be doing some on-and-off between work and parental leave in the coming months. A good time to pick up a book or two and do some gardening, maybe. Or I'll just be trying to find time for naps. We'll see!

Have you noticed he never says anything bad about actual tyrannical governments?

Having a surprisingly good time playing Satisfactory. Could probably swoop around and adding nice little catwalks to my factory for days. No progress. Only vibes.

Getting there..

Hi, I'm Claes. I grew tired of that other place, too. I work mostly on the OpenJDK (github.com/cl4es). Sometimes I blog a bit about that (cl4es.github.io), though it's been a quiet lately because reasons. Here to look for inspiration and engage with others.