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dlton Ask HN: What are tools you have made for yourself since the advent of AI?

I’ve built a Postgres monitoring tool: https://dlt.github.io/blog/posts/pg-glimpse-postgres-monitor...

And a MCP-powered error tracking rails engine: https://dlt.github.io/blog/posts/mcp-powered-error-tracking-...

dlton Introduction to PostgreSQL Indexes

Hi Peter, author here. Thanks for weighing in with the extra context on index skip scan, and huge thanks for adding this to Postgres.

I’m going to revise the multi-column index section to be more precise about when leftmost-prefix rules apply, and I’ll include a note on how skip scan changes the picture

dlton Show HN: Talk Paper Scissors

Oh, this is fun! I love the idea of simple games like this and stranger.video!

dlton Ask HN: Distributed Systems Course Suggestions

This series of challenges from Fly.io seems to be good: https://fly.io/dist-sys/