am a new user of Red Hat Enterprise Linux 8. How do I install htop on RHEL 8 using the yum command
ow do I install the extra repositories such as Fedora EPEL repo on an Red Hat Enterprise Linux server version 8.x?
need to list all open ports in Linux cloud server. How do I check open ports in Linux using the CLI? Can you give me the command to check open ports in Linux operating system?
need to disable SELinux on CentOS 7. How can I disable SELinux from the command line over ssh based session?
am trying to delete a directory in Linux using the rmdir dir1
command. But, I am getting an error that read as follows: rmdir: failed to remove `dir1': Directory not empty
How do I force remove and delete a directory in Linux?
am a new Linux system admin. How do I obtain the number of CPUs and cores in the Linux system from the command line? How do I determine the number of CPUs on Linux?
do not wish to use Google Authenticator or Authy app that generates 2 step verification (2FA) codes on my iOS/Android phone. Is there any way I can produce 2FA codes from Linux command line for popular sites such as Gmail, Twitter, Facebook, Amazon and more?