This month, OpenAI announced their Codex app and my coworkers were asking questions. So I downloaded it, and as a test case for the GPT-5.2-Codex (high) model, I asked it to reimplement the UMAP algorithm in Rust. UMAP is a dimensionality reduction technique that can take in a high-dimensional matrix of data and simultaneously cluster and visualize data in lower dimensions. However, it is a very computationally-intensive algorithm and the only tool that can do it quickly is NVIDIA’s cuML which requires CUDA dependency hell. If I can create a UMAP package in Rust that’s superfast with minimal dependencies, that is an massive productivity gain for the type of work I do and can enable fun applications if fast enough.
Booleans are booleans. No truthy/falsy — use explicit comparisons.
，更多细节参见新收录的资料
Наталья Анисеева (редактор отдела оперативной информации)，更多细节参见新收录的资料
The Apple had a circuit called the “color killer”, which tried to eliminate the color burst. The good news with field-sequential color is that we have eliminated the color burst entirely, so our text, while blocky, will always be. But what if we had some sick color tricks?。业内人士推荐新收录的资料作为进阶阅读
“我觉得现在都是大厂自嗨。”陈涛语气犀利地预测道，这种强中药配方的健康饮品，想要真正普及到大众日常，最少还要再教育市场5年。现在的消费者还没准备好天天喝“药水”。