String defaultCustomUserAgentString = sharedPreferences.getString("custom_user_agent", getString(R.string.custom_user_agent_default_value));
String defaultFontSizeString = sharedPreferences.getString("font_size", getString(R.string.font_size_default_value));
boolean defaultSwipeToRefresh = sharedPreferences.getBoolean("swipe_to_refresh", true);
String defaultCustomUserAgentString = sharedPreferences.getString("custom_user_agent", getString(R.string.custom_user_agent_default_value));
String defaultFontSizeString = sharedPreferences.getString("font_size", getString(R.string.font_size_default_value));
boolean defaultSwipeToRefresh = sharedPreferences.getBoolean("swipe_to_refresh", true);