mount options shown in /proc/mounts
IIRC then the mount options shown in /proc/mounts have changed. Some time ago acl and user_xattr were shown, now it seems that only noacl and nouser_xattr are shown if these features are turned off.
Unix & Linux
How create a temporary file in shell script?
While running a script, I want to create a temporary file in /tmp directory.
Get SSH server key fingerprint
Is there a way to programmatically obtain a SSH server key fingerprint without authenticating to it?
What is a “loop device” when mounting?
I am mounting an ISO file, and looking at this tutorial. They use the command:
How to define similar bash function at once
I have these functions in ~/.bashrc:
How do I prevent sed -i from destroying symlinks?
Why does sed -i executed on symlink destroys that link and replaces it with destination file? How to avoid this?
How to solve the issue that a Terminal screen is messed up? (usually after a resizing)
Sometimes, a terminal screen is messed up, and when we use man ls to read the manpages, or press the UP arrow to go to previous commands in history, the screen will show characters not as the right place. (for example, treat the end of screen as some where in the middle of the screen).
Log every invocation of every SUID program?
I would like to have a log file that contains an entry for every time a user runs any suid program, containing the user name, the program and any command line arguments passed to it. Is there a standard way to achieve this on Linux?
What does etc stand for?
What does the “etc” folder in the root directory stand for? I think knowing this will help me remember where certain files are located.
do changes in /etc/security/limits.conf require a reboot?
Do changes in /etc/security/limits.conf require a reboot before taking effect?