From 8be7405860a6757ce6ca4c7347bc279aaa215c00 Mon Sep 17 00:00:00 2001 From: CyC2018 <1029579233@qq.com> Date: Sat, 16 Jun 2018 13:09:44 +0800 Subject: [PATCH] auto commit --- notes/Linux.md | 107 +++++++++--------- pics/b8081c84-62c4-4019-b3ee-4bd0e443d647.jpg | Bin 0 -> 18432 bytes 2 files changed, 56 insertions(+), 51 deletions(-) create mode 100644 pics/b8081c84-62c4-4019-b3ee-4bd0e443d647.jpg diff --git a/notes/Linux.md b/notes/Linux.md index 130bffc8..3aefdb35 100644 --- a/notes/Linux.md +++ b/notes/Linux.md @@ -63,7 +63,7 @@ * [wait()](#wait) * [waitpid()](#waitpid) * [孤儿进程](#孤儿进程) - * [僵死进程](#僵死进程) + * [僵尸进程](#僵尸进程) * [参考资料](#参考资料) @@ -380,19 +380,19 @@ ext3/ext4 文件系统引入了日志功能,可以利用日志来修复文件 使用 ls 查看一个文件时,会显示一个文件的信息,例如 `drwxr-xr-x. 3 root root 17 May 6 00:14 .config`,对这个信息的解释如下: -- drwxr-xr-x:文件类型以及权限,第 1 位为文件类型字段,后 9 位为文件权限字段。 -- 3:链接数; -- root:文件拥有者; -- root:所属群组; -- 17:文件大小; -- May 6 00:14:文件最后被修改的时间; -- .config:文件名。 +- drwxr-xr-x:文件类型以及权限,第 1 位为文件类型字段,后 9 位为文件权限字段 +- 3:链接数 +- root:文件拥有者 +- root:所属群组 +- 17:文件大小 +- May 6 00:14:文件最后被修改的时间 +- .config:文件名 常见的文件类型及其含义有: -- d:目录; -- -:文件; -- l:链接文件; +- d:目录 +- -:文件 +- l:链接文件 9 位的文件权限字段中,每 3 个为一组,共 3 组,每一组分别代表对文件拥有者、所属群组以及其它人的文件权限。一组权限中的 3 位分别为 r、w、x 权限,表示可读、可写、可执行。 @@ -435,7 +435,7 @@ cd [相对路径或绝对路径] ### 4. rmdir -删除目录,必须为空。 +删除目录,目录必须为空。 ```html rmdir [-p] 目录名称 @@ -499,7 +499,7 @@ cp [-adfilprsu] source destination # chmod [-R] xyz dirname/filename ``` -范例:将 .bashrc 文件的权限修改为 -rwxr-xr--。 +示例:将 .bashrc 文件的权限修改为 -rwxr-xr--。 ```html # chmod 754 .bashrc @@ -518,7 +518,7 @@ cp [-adfilprsu] source destination - =:设定权限 ``` -范例:为 .bashrc 文件的所有用户添加写权限。 +示例:为 .bashrc 文件的所有用户添加写权限。 ```html # chmod a+w .bashrc @@ -545,9 +545,11 @@ cp [-adfilprsu] source destination -f :如果目标文件存在时,先删除目标文件 ``` +
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