function isEmpty() {
        return count($this->data['articles']) == 0;

ShoppingCartComponent::isEmpty() - APP/controllers/components/shopping_cart.php, line 65
AppController::beforeRender() - APP/controllers/app_controller.php, line 54
Controller::render() - CORE/cake/libs/controller/controller.php, line 701
ErrorHandler::__outputMessage() - CORE/cake/libs/error.php, line 377
ErrorHandler::error() - CORE/cake/libs/error.php, line 137
AppError::error() - APP/error.php, line 268
AppError::missingController() - APP/error.php, line 238
Object::dispatchMethod() - CORE/cake/libs/object.php, line 116
AppError::__construct() - APP/error.php, line 55
Object::cakeError() - CORE/cake/libs/object.php, line 199
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 148
[main] - APP/webroot/index.php, line 90