摘要: who all users currently logged in to the system cat examine the contents of a file wc -l wc -w wc -c get a count of the total number of lines, words, and characters of information contained in a f... 阅读全文
posted @ 2007-11-04 23:01 中土 阅读(2208) 评论(0) 推荐(0) 编辑
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