How Windows CI exposed a SQLite connection leak hidden by Linux
A WinError 32 portability failure caused by assuming with sqlite3.Connection closes the handle, plus UTF-8 and semantic Path fixes.
Competitions
Projects and lessons from hackathons, contests, and public challenges.
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Why an LLM does not control progression in my learning game
The model classifies free-text answers into four verdicts; authored anchors and a deterministic engine own teaching content, retries, affection, and endings.
Turning coordinate clicks into verifiable UI state transitions
A design for controlling source-less Windows kiosks through UIA, OCR, verified postconditions, and a hard stop before payment input.