To install Catalyst::Helper::Controller::DBIC::API::REST, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Catalyst::Helper::Controller::DBIC::API::REST
CPAN shell
perl -MCPAN -e shell install Catalyst::Helper::Controller::DBIC::API::REST
For more information on module installation, please visit the detailed CPAN module installation guide.