angular change state without reload

app.js

var original = $location.path;
$location.path = function (path, reload) {
  if (reload === false) {
    var lastRoute = $route.current;
    var un = $rootScope.$on('$locationChangeSuccess', function () {
      $route.current = lastRoute;
        un();
      });
    }
    return original.apply($location, [path]);
};

controller.js

$location.url("/newUrl/" + scope.post.slug, false);

in app.js page add this to your run method