A user-space device driver can do many of the things that kernel drivers can t, such as perform a long-running computation, block while waiting for an event, or read files from the file system. Unlike kernel drivers, a user-space device driver can us

Hadoop Streaming 编程 Hadoop Streaming是Hadoop提供的一个编程工具，它允许用户使用任何可执行文件或者脚本文件作为Mapper和Reducer。本源程序用C++、C、shell脚本 和python实现了WordCount作业，总结了常见的问题-Hadoop Streaming programming Hadoop Streaming Hadoop provides a programming tool that allows users to use

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