jQuery - add meta with .append

Question

$(document).ready(function() {
  if ($('body.page-content').length) {
    // $('html, body').css({'height': '100%'});
    // $('.news-content-wrapper').css({'overflow-y': 'scroll'});
    $('head').append('<meta name="viewport" content="width=device-width, maximum-scale=1, user-scalable=no, initial-scale=1">');
    $('head').append('<meta name="mobile-web-app-capable" content="yes">');
    // alert('test')
  }
});