Tech Insights

Using the Perl qw() function Introduction The ‘quote word’ function qw() is used to generate a list of words. If

Copying a directory and all it’s contents You want to to copy a directory (and all the files and subdirectories

Using the Perl chop() function Introduction Sometimes you will find you want to unconditionally remove the last character from a

Using the Perl chomp() function Introduction The chomp() function will remove (usually) any newline character from the end of a

How do I tell what version of a module is installed? CPAN If you have cpan installed (type cpan in

Perl Arrays – a tutorial Shlomi Fish Introduction (Editor’s note: Also see our arrays howto entry for a simple introduction

NAME perlretut – Perl regular expressions tutorial Note DESCRIPTION This page provides a basic tutorial on understanding, creating and using

Determining length and size Introduction Quite often you will want to know the length or size of a variable. It

Using the Perl rand() function Introduction The rand() function is used to generate random numbers. By default it generates a