In this howto, you’ll learn the very minimum needed commands you’d have to know in order to manage your system’s startup processes (services). Whether it was Systemd, SysV init, Upstart, …
If you are a user of a Linux distro that uses the rpm to manage its packages like red hat (RHEL), SUSE, openSUSE, CentOS, Fedora, Mageia, Scientific Linux, Korora Project ..etc. You indeed should know the essential uses of rpm.
Sometimes, we need to know whether or not some packages are being installed on the system. And the command which will let us find out the answer is different from …
