What's meaning of the `c` in `crw-rw-rw-` in linux file permissions?
I run the command: ll /dev/null and got this output: crw-rw-rw- 1 root root 1, 3 Feb 19 10:20 /dev/null I know d means directory. Can someone please explain what the c special flag means?
光盘 CD+R、-R、+RW、-RW 有什么区别？ - 知乎
根据先锋的说法，DVD-RW光盘可能需要写入约1,000次才能更换。 RW光盘通常用于以易失性格式存储数据，例如在创建备份或文件集合时。 它们还用于家用DVD录像机。 DVD-R和DVD + …
Setting ACLs correctly for -rw-r--r--+ - Unix & Linux Stack Exchange
May 29, 2021 · First, note that files ACLs that have ACL entries for named users or groups also have an ACL mask entry that limits the permissions given by those ACL entries and that of the …
How to get permission number by string : -rw-r--r--
May 31, 2012 · What do you mean by “set the same”? Do you already have a file with -rw-r--r-- permission and want to set another file with the same permissions? Then see if your chmod …
What's the difference between mounting a drive with rw and
Jan 31, 2024 · I know that mounting a drive with "rw" would mount the file system as read/write, but what does that even mean? What's the difference between setting read and …
Remount linux filesystem from ro to rw [duplicate]
Dec 20, 2015 · I need to remount my linux filesystem from ro to rw. But nothing gonna work. I will be very grateful if someone help me. # mount /dev/mtdblock3 on / type squashfs (ro) proc on …
debian - Why is the root partition not remounted rw after booting …
Jul 26, 2025 · Why is the root partition not remounted rw after booting is finished if mounting other disks fails? Ask Question Asked 5 months ago Modified 5 months ago
怎样区分TRS模拟火车和rw模拟火车？ - 知乎
怎样区分TRS模拟火车和rw模拟火车？ 为什么模拟火车2004，2006，2009和2010还有模拟火车12都是trs，而模拟火车2012开始是rw了，这俩怎样区分啊？
permissions - Mount samba share so it's owned by root and users …
Jan 25, 2024 · The proper way to implement this is to use Kerberos-based authentication and pass the multiuser flag with the mount options. Your client users will then be seen and …
How to remount as read-write a specific mount of device?
0 mount -o rw,remount /foo will remount /foo mount point rw. If there is a /foo/bar mount point (whether ro or rw), the mount command will likely fail. If there are /foo/what and /foo/ever …