al@ubuntu-desktop1:~$ ls -l '/home/al/Desktop/Programming/perl/hello.pl'
-rwxr-xr-x 1 al al 41 2009-04-07 17:30 /home/al/Desktop/Programming/perl/hello.pl
al@ubuntu-desktop1:~$ cat '/home/al/Desktop/Programming/perl/hello.pl'
#!/usr/bin/perl
printf "Hello, PERL!\n";
al@ubuntu-desktop1:~$ '/home/al/Desktop/Programming/perl/hello.pl'
Hello, PERL!
al@ubuntu-desktop1:~$