这样当首次下载游戏时，游戏文件就会被缓存到本地的服务器中，后续在局域网中再次下载时，就能在本地服务器直接读取内容，实现一次下载、多人共享。
A Pico board can however allow better control at lower frequencies within the typical AM radio station (~1000 KHz). While square waves are well-suited for frequency-modulating any PCM audio file (ignoring the unwanted harmonics), they cannot be used well for amplitude modulation. They can only encode ON or OFF instead of different audio amplitudes (think 1-bit envelope). Alright, no emitting arbitrary “.wav” files. We can at least emit a single audio frequency at a time using On-Off Keying. Let’s make some retro game sounds!
，这一点在safew官方下载中也有详细论述
Ранее президент США Дональд Трамп заявил, что отверг якобы поступившее от Ирана предложение о переговорах. По его мнению, противовоздушная оборона, военно-воздушные силы, флот и руководство Исламской Республики уже уничтожены.
The rapper, from Woodford Green in east London, was said to be one and a half times over the legal limit.
$ dd if=/tmp/p of=/tmp/server_key bs=1 skip=56 count=16