Optical-based smoke alarms use light instead. They are slightly better at detecting the large smoke particles created by slow, smouldering fires. When such particles enter a chamber in the device, they scatter light from a small light source, which is then picked up by a photoelectric sensor.
生成策略直接决定了文件是否会频繁出现。虽然 Apple 并未公开其完整技术文档，但根据日常观察和逆向工程的研究，.DS_Store 的生成策略极为激进。
，这一点在51吃瓜中也有详细论述
Фото: Alexander Legky / Globallookpress.com
2024年12月25日 星期三 新京报
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