Wait, I was today years old when I realized you can post on dev like its Twitter. Well hello good people of the internets
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The last-write-wins clock was wrong, and I wrote it
I was brushing my teeth on a Tuesday morning, phone propped on the cistern, when the idea dropped: a better title for Sunday's sermon. I opened the app, started a note on Matthew 11, and saved.
- Developer implemented hybrid logical clock (HLC) to resolve last-write-wins timestamp issue.
- HLC uses two integer fields (hlcts, hlccount) updated on local write and reconciled on sync.
- HLC defines "later" based on actual edit time, not wall-clock time.
Adding Peppol e-invoicing (EN 16931) to a self-hosted Flask app
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Signed hackathon results anyone can recompute and verify
Every hackathon platform converged on the same features then stopped at the judging. The biggest one cannot weight its criteria.
The QA Script That Checks 8,556 PDF Links (and What It Caught)
A link you never click is a bug your customer finds I generated an 871-page hyperlinked PDF planner with Python — 8,556 internal link annotations across 730 daily pages, 105 weekly spreads, 24 monthly…
- QA script verifies 871-page hyperlinked PDF planner for broken links
- Script checks every link annotation for correct destination page
- Script caught bugs during development, prevented release issues