To install Plack::Middleware::GNUTerryPratchett, simply copy and paste either of the commands in to your terminal
cpanm
cpanm Plack::Middleware::GNUTerryPratchett
CPAN shell
perl -MCPAN -e shell
install Plack::Middleware::GNUTerryPratchett
For more information on module installation please visit the detailed CPAN module installation guide.