Simon Willison’s Weblog

22nd May 2023

None

TIL hexdump and hexdump -C — While exploring null bytes in [this issue](https://github.com/simonw/ttok/issues/3) I learned that the `hexdump` command on macOS (and presumably other Unix systems) has a confusing default output.

Posted 22nd May 2023 at 6:01 pm

Recent articles

The Pelican comparison grid for Astra is pretty interesting - 4th September 2026
OpenAI's rogue agents were caught communicating via public wikis - 4th September 2026
Claude's new system prompt really doesn't want to reproduce song lyrics - 2nd September 2026

This is a beat by Simon Willison, posted on 22nd May 2023.

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe