To enable /etc/rc.local file run on system startup for server runing systemd, run:
systemctl enable rc-local
Then create /etc/rc.local file with 755 permission
touch /etc/rc.local
chmod 755 /etc/rc.local
cp command copies files from one location to another. Syntax cp [OPTION]… SOURCE DEST cp [OPTION]… SOURCE… DIRECTORY cp [OPTION]… –target-directory=DIRECTORY SOURCE… -a, –archivesame as ...
To run a command as another user on Linux, use:
sudo -u USERNAME COMMAND
or
su USERNAME -s /bin/bash -c COMMAND
or
runuser -l USERNAME -c 'COMMAND'
To redirect HTTP to HTTPS, switch to zimbra user:
su - zimbra
then run:
zmprov ms SERVER_HOSTNAME zimbraReverseProxyMailMode redirect
that’s it!
Enter single user mode: grub After entering the startup screen, type “e”, move the cursor to the kernel… line, type “e” again, add a space single at the end of the kernel line, and press Enter Type “b” to...
Actually, there are plenty of ways to contribute without coding: Submit bug reportsSuggest new features and optionsMake other comments on how to improve the the quality of the programHelp write good documentationTranslate the documentation (and...
A system administrator has quickly become one of the most important jobs in any company. Virtually all businesses these days rely heavily on their computer network so it should probably not come as a surprise that the guy who looks after that...
Linux creates many directories upon installation, but many of Linux users are not aware of the use of all those directories.In this article, you will find a basic information about uses of all directories and location of all types of data...
In Linux/Unix command line you can follow a file with tail -f [filename]. As the file is updated, the screen will update. This is handy for following error logs, etc. tail -f [filename] I just learned from a co-worker that the ‘less’...
The above diagram provides a conceptual view of the Linux architecture. Like all conceptual views, it is not a perfect match to the full complexity of Linux. The key point is to understand that the Kernel Space (shown in blue)...