Perl's -p option tells it to read and process each line from standard input and print the results to standard output.

Perl的- p选项告诉它读取和处理标准输入中的每行内容，并将结果打印到标准输出。

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To specify a single process, you use the -p parameter, followed by the PID of the process.

要指定单个进程，可以使用- p参数，后面加上该进程的PID。

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P is the pointer to the proc structure of the calling process.

p是一个指向调用进程的proc结构的指针。

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But on Tuesday, Aug. 3, H-P director Larry Babbio told the CEO the board wanted to begin the process of letting him go.

WSJ: Allegations Against Hurd Included Leak of H-P Plans

Meanwhile, the Swiss ambassador to Iran -- the protecting power of the U.S. in Iran -- was called into the Iranian Foreign Ministry on Wednesday to hear Iranian complaints regarding U.S. interference in Iran's election process, P.

CNN: Iranian protesters mostly unfazed by government warnings