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 + …

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?

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 …

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 …

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 …

Aug 13, 2020 · So, in our example of -rw-rw-r--: the permissions for the user who created the file are rw-. So that user can read and write to the file, but not execute it. the permissions for the …

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 …

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 …

Jul 13, 2018 · A volume intended for use by my user was created at OS installation with root ownership and my user lacks write permissions. Some solutions I've read about include: …

Jul 26, 2025 · Why is the root partition not remounted rw after booting is finished if mounting other disks fails? Ask Question Asked 4 months ago Modified 4 months ago