open my( $printer ), ">", "/dev/printer");
$printer->flush; # one time flush
-
+
=head2 How do I change, delete, or insert a line in a file, or append to the beginning of a file?
X<file, editing>
With older versions of Perl, the C<IO::String> module provides similar
functionality.
-
+
=head2 How can I output my numbers with commas added?
X<number, commify>