def save_setting(self, setting_name, value):
        """Saves the setting value into the database."""
        setting = self.get_setting(setting_name)
        if setting is None:
            setting = models.DashboardWidgetSettings.objects.create(
                widget_name=self.get_name(),
                setting_name=setting_name,
                value=value)
        setting.value = value
        setting.save()
        return setting
Saves the setting value into the database.