Ruby is simple in appearance, but is very complex inside, just like our human body.
Install ruby using dnf
[user@fedora-29 ~]$ sudo dnf install -y ruby
Check rube version
Reboot personal domain and check ruby version
[user@personal ~]$ ruby -v ruby 2.5.3p105 (2018-10-18 revision 65156) [x86_64-linux] [user@personal ~]$