The server locked the scores. The judge’s screen still said “Update.”
Glassbox had a misleading screen at exactly the moment a judging platform needs to be clearest. An organizer published the results. The server corre…
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Normalizing 30 Judges Without Lying About It: the maths, a counterintuitive k, and what I chose not to build
TL;DR. I built Rubrica , a self-hosted hackathon portal, for DOGFOOD 2026. The interesting part is not the feature list. It is a judging engine whos…
We Shipped an Optimization Our Own Benchmark Said Not To
Here's the number first: we added a flag that parallelizes the slowest part of our log query tool across 8 goroutines, ran it against a real 76.3MB…
I Built a Database in Rust With Zero Dependencies (and What the Standard Library Quietly Gave Me)
TL;DR — I built a small database in Rust for a 72-hour hackathon with one rule: no third-party packages allowed. Just the language and nothing else.…
765,846 Writes/Second Was a Lie: Building a Crash-Safe Key-Value Store With Only Rust's Standard Library
"Crash-safe" is easy to put in a README. It's much harder to reduce it to one precise, falsifiable guarantee — and then spend your tests trying to b…
Resurrecting TinyExpr in Rust: What a Hackathon Taught Me About Proving a Port Works
What if “modernizing” legacy software didn't mean rewriting it and hoping nothing breaks? What if we could take a small, battle-tested C library, re…