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HANDY ONE-LINERS FOR SED (Unix stream editor) Feb. 12, 2003
compiled by Eric Pement <pemente@northpark.edu> version 5.2
Latest version of this file is usually at:
http://www.student.northpark.edu/pemente/sed/sed1line.txt
http://www.cornerstonemag.com/sed/sed1line.txt
This file is also available in Portuguese at:
http://www.lrv.ufsc.br/wmaker/sed_ptBR.html
Sarg 是一个用户分析统计 Squid 访问日志的工具，下载源代码编译安装：
SED 是一个流线式的非交互式的编辑器，通常配合脚本使用来编辑文本文件。
Grep是搜索文本的工具。