CPAN Perl modules
The previous few examples have been relying on slurping in the shell output from the
curl command and working with it as an array. We can forgo the command-line tool
curl, and use Perl itself to make the HTTP request. We will do this using the
LWP::UserAgent Perl module available from CPAN (http://cpan.org). CPAN stands for Comprehensive Perl Archive Network and hosts a massive code base that we can utilize for stable and tested code reuse. If there are already classes for the code we want in CPAN, it is always best to use them first. Why? Because by doing so, we cut out the need for dependencies and create cross-platform applications. What if we give our
imgGrab application to a coworker, who doesn't have curl installed on their ...