# Recover files as they were before a certain time
BYOB (bring your own buffer) reads were designed to let developers reuse memory buffers when reading from streams — an important optimization intended for high-throughput scenarios. The idea is sound: instead of allocating new buffers for each chunk, you provide your own buffer and the stream fills it.
，详情可参考搜狗输入法2026
Раскрыты подробности о договорных матчах в российском футболе18:01
现在，三星将这项技术搬到了手机里——在 S26 系列上，基于这个技术打造的「主动防窥屏」，通过控制子像素的发光角度，屏幕能在你输入密码或查看敏感通知时，开启侧视角黑化。
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