my $profile = {
     name              => 'sunnavy',
     email             => 'sunnavy@gmail.com',
     location          => 'hangzhou',
     gender            => 'male',
     age               => (localtime)[5] - 84,
     favorite_language => 'Perl',
     interests =>
       [qw/nature science programming literature music football/],
     map { $_ . '_id ' => 'sunnavy' } qw/cpan github twitter flickr/,
 };