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  1. or download this
    use strict;
use warnings;
use diagnostics;
  2. or download this
    open (HANDLE, ">/path/to/file")
  or die "Cannot open: $!\n"
  3. or download this
    open (COUNTING, ">/path/to/counter.txt")
  or die "Cannot open: $!\n";
print COUNTING $myvar;
close COUNTING;
  4. or download this
    my $query = CGI->new;
print header(), 
...
                         -author=>'you@domain.com',
                         -base=>'true'
                         -background=>'#7fb6bb');