战国时，韩非子在《五蠹》里给“侠”下了定义：“儒以文乱法，侠以武犯禁。”之后，在《史记·游侠列传》里，司马迁写道：“今游侠，其行虽不轨于正义，然其言必信，其行必果，已诺必诚，不爱其躯，赴士之厄困。”
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.
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// Do some periodic background work while the first `foo` is running.
40-летняя учительница 22 раза изнасиловала школьника в своей машине02:00