karls-mac-mini:monks karl$ hexdump -c _first.pl 
0000000   #   !   /   u   s   r   /   b   i   n   /   e   n   v       p
0000010   e   r   l  \n  \n   u   s   e       s   t   r   i   c   t   ;
0000020  \n   u   s   e       w   a   r   n   i   n   g   s   ;  \n   u
0000030   s   e       f   e   a   t   u   r   e       q   w   (   s   a
0000040   y   )   ;  \n  \n   s   a   y       q   (   H   e   l   l   o
0000050       w   o   r   l   d   !   )  \n  \n   _   _   E   N   D   _
0000060   _  \n  \n   k   a   r   l   s   -   m   a   c   -   m   i   n
0000070   i   :   m   o   n   k   s       k   a   r   l   $       .   /
0000080   f   i   r   s   t   .   p   l  \n   H   e   l   l   o       w
0000090   o   r   l   d   !  \n                                        
0000096