{"slug": "you-can-t-train-in-what-the-model-knows", "title": "You can't train in what the model knows", "summary": "A developer discovered that an AI-generated C++ function was not faster than a naive implementation, and that a single sentence added to the prompt could prevent the AI from producing unsafe code. The finding highlights the importance of prompt engineering in AI-assisted programming.", "body_md": "Article URL: \nhttps://hftuniversity.com/post/your-ai-s-fast-c-wasn-t-faster-and-one-sentence-makes-it-safe\n\nComments URL: \nhttps://news.ycombinator.com/item?id=48605406\n\nPoints: 1\n\n# Comments: 0", "url": "https://wpnews.pro/news/you-can-t-train-in-what-the-model-knows", "canonical_source": "https://hftuniversity.com/post/your-ai-s-fast-c-wasn-t-faster-and-one-sentence-makes-it-safe", "published_at": "2026-06-20 01:34:54+00:00", "updated_at": "2026-06-20 02:07:30.555211+00:00", "lang": "en", "topics": ["artificial-intelligence", "ai-tools", "ai-safety"], "entities": [], "alternates": {"html": "https://wpnews.pro/news/you-can-t-train-in-what-the-model-knows", "markdown": "https://wpnews.pro/news/you-can-t-train-in-what-the-model-knows.md", "text": "https://wpnews.pro/news/you-can-t-train-in-what-the-model-knows.txt", "jsonld": "https://wpnews.pro/news/you-can-t-train-in-what-the-model-knows.jsonld"}}