grep 相关
摘要：
1） -q 参数，本意是 Quiet; do not write anything to standard output. Exit immediately with zero status if any match is found, even if an error was detected. ... 阅读全文
posted @ 2015-03-11 10:25 gzpk 阅读(166) 评论(0) 推荐(0) 编辑
