private void setTargetDescription(@Nullable final String newDescription) {
        description = newDescription;
        if (description == null) {
            binding.cacheinfo.setVisibility(View.GONE);
            return;
        }
        binding.cacheinfo.setVisibility(View.VISIBLE);
        binding.cacheinfo.setText(description);
    }
refresh GUI elements which can be changed e.g. after a new configuration was issued (e.g. turning from portrait into landscape and vice versa
main/src/main/java/cgeo/geocaching/CompassActivity.java