private boolean hasEncodingError(String s) {
		return s.codePoints()
				.anyMatch(
					codePoint -> codePoint == StringUtilities.UNICODE_REPLACEMENT);
	}
A hover service to show tool tip text for hovering over scalar values.
The tooltip shows the scalar in different bases.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/hover/AbstractScalarOperandHover.java