#programming

Coding puzzles, exercises, and general programming topics.

2026-08-17 Sixty days of dailyprog #programming #vibecoding #web Ata Kuyumcu
Two months of dailyprog analytics: 1,589 visitors, 470 passing solves, three 30-day streaks, and half the traffic leaving without firing an event.
2026-08-16 Open-sourcing a puzzle site without leaking the puzzles #devops #programming #culture Ata Kuyumcu
I open-sourced dailyprog under AGPL-3.0. The hard part wasn't the license, it was that the puzzle catalogue and hidden tests are the answers, so they can't be public.
2026-07-14 The dailyprog puzzle safety net #devops #programming #vibecoding Ata Kuyumcu
A nightly CI job checks whether tomorrow's dailyprog puzzle exists; if not, it generates one, runs it through the same tests a manual commit would, and deploys it before midnight.
2026-07-10 Adding Go to a browser code runner #wasm #go #programming Ata Kuyumcu
Adding Go to a sandboxed code runner: why the GOOS=js path hangs inside a V8 isolate, and how Yaegi compiled to WASI turned out to be the clean path.
2026-06-29 Generating coding puzzles with LLMs #programming #vibecoding #ai Ata Kuyumcu
How dailyprog generates a fresh coding puzzle every day: a legally safe corpus, an LLM-built ontology, and a repair loop that runs real code.