摘要:
需要背下来的三个数1!!commands:Those commands can be executed by the user from within a shell5!!file formats and conventions:The format foe /etc/passwd and other human-readable file8!! System management command... 阅读全文
posted @ 2010-09-15 20:58 singlefold 阅读(135) 评论(0) 推荐(0) 编辑