LINUX如何设置文件或目录的默认权限_Linux中umask命令的配置与应用

The umask command sets default file and directory permissions in Linux by defining a permission mask; adjust its value in shell configuration files to control newly created files' default permissions.

To set default file or directory permissions in Linux, use the `umask` command. It defines the default permission mask for newly created files and directories. Adjust the umask value in shell configuration files to control default permissions.