ow do I check installed packages in CentOS Linux version 6.x/7.x/8.x? How can I List installed packages on CentOS Enterprise Linux server?
am running file /usr/sbin/arp
command on a Debian VM minimal but getting an error that read as:
bash: file: command not foundHow do I fix this error on a Debian or Ubuntu Linux system? How can I install file command on Linux cloud?
am getting the following warning on both CentOS 7 and RHEL (Red Hat) 7 when I run yum command
:Delta RPMs disabled because /usr/bin/applydeltarpm not installed.
What is delta RPM (DRPM) and how does it differ from RPM? How do I fix this issue on a CentOS or RHEL 7 server/desktop?
am a new user of Amazon Linux AMI operating system. How do I install htop on Amazon Linux AMI using the yum command
ow do I install mysql command for management Amazon RDS or Managed Databases for Amazon Lightsail on Amazon Linux AMI?
ow do I remove all unused old kernels in Ubuntu Linux 18.04 LTS using the command line?
deployed RHEL 8 in the cloud server. However, I am unable to find the whois command on my newly created RHEL 8 Linux server. It says ‘-bash: whois: command not found
‘ I tried yum install whois, but it failed too. How do I install whois command on RHEL/CentOS 8 Linux using the command line?