Short Notes

When I think about commands and triggering skills I have to say I like a lot more the way Claude Code does it in TUI with "/" than Codex TUI that uses "$" or me slash is much more a hint for a command than $ which gives me vibes of PHP.

Have to say I like a lot more this default style from Codex TUI to present the proposed changes.

I discovered this while I was working on a new gem: agents_homedir when I discovered this: https://github.com/charmbracelet/vhs How come I did not know about it?

I read quite a lot of advice from people recommending adding ASD-STE100 to your Claude/Agents md instruction file.

Something to keep in mind for today if you use Claude to do web research: Anthropic wrote about this here https://claude.com/blog/auto-mode-default-in-claude-code Simon Willison on Haiku in WebFetch: Source: @simonw on X

In case anyone still runs Rails 7.2.x this is the sign to rush the upgrade.

Using both Codex and Claude Code CLI to manage JIRA tickets (previously created from a requirements doc via Claude Code), I noticed something interesting about how they behave in respecting with trimming or removing tickets.

Now that Obsidian has headless support (see https://help.obsidian.md/sync/headless, you know what works really well with it?

What is opusplan mode?

If you are usually first go to plan mode in Claude Code then you can set this mode as default in two ways: You can run /config in your Claude Code session and then change the Default permission mode setting to Plan Or you can edit your project settings or…

Anthropic published a study called "How AI Impacts Skill Formation" exploring how AI assistance affects both productivity and learning when developers work with new concepts.

Every week I curate what the Ruby community shares online and publish it in Short Ruby Newsletter.

If you're writing API documentation, always specify units for duration parameters.

If you are doing some planning this week, consider adding checkpoints for upgrading your #Rails app Specifically, if you are still running Rails 7.2T.x Security fixes end: August 9, 2026 Maybe it sounds like there is enough time but time flies.

Seems like Ruby is pretty well positioned as a language that is token-efficient when used with LLMs. https://martinalderson.com/posts/which-programming-languages-are-most-token-efficient/ Source "Which programming languages are most token-efficient?"