rollcat's website

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UUIDs as invoice numbers - abusing a spec for fun and profit

I’m a big fan of UUIDs. They make life better, wherever I need to organise things - correlating objects between vastly different data sources, storage formats, structures, non-structures, databases, caches, etc. I already use them as PKs in Postgres, filenames in S3, and many more; today I wanted to spread their usage to accounting.

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My tech stack (2019)

It’s been years since I last updated the page describing my stack, so here’s the new stuff.

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New stuff

The old website is gone. Welcome the new stuff.

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Why I've switched to Apple

In April 2019, a friend gave me an iPhone. I gave it a try, and it made me question my life.

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Josipdol, Croatia

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Łódź, Poland

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Patra, Greece

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Zagreb, Croatia

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Ansible is a hack on a hack on a hack on a hack

Rant.

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Dark mode

Updated 2019-12-22: With dark mode CSS, it’s now possible to match your website’s color scheme with the user’s preferences. Finally!

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