Explore Fun Linux Commands: sl, factor, rev, figlet, boxes, cowsay

sl command

You will see a steam locomotive animation when you run sl in the shell after installing it with yum install sl.

factor command

Factorizes numbers into prime factors.

[root@node1 ~]# factor 100
100: 2 2 5 5
[root@node1 ~]# factor 1024
1024: 2 2 2 2 2 2 2 2 2 2 2

rev command

Reverses the input string.

[root@node1 ~]# rev
[root@node1 ~]# rev 
沉舟侧畔千帆过，病树前头万木春
// output: 春木万头前树病，过帆千畔侧舟沉

figlet/banner command

Generates ASCII art text. Install with yum install figlet banner.

boxes command

Wraps text or code with various ASCII art boxes. Install with yum install boxes.

cowsay command

Displays a small ASCII animal that says a given message. Install with yum install cowsay.