http://hoder.org/2008/06/24/shell%e4%b8%ad%e7%9a%84grep%e3%80%81awk%e5%92%8csed%e7%9a%84%e5%b8%b8%e7%94%a8%e5%91%bd%e4%bb%a4%e5%92%8c%e8%af%ad%e6%b3%95/ weblog Tue, 07 Sep 2010 19:12:59 +0000 http://wordpress.org/?v=2.5.1