@Nonnull
	private static String strFormat00(int i) {
		String hex = byteToString[i];
		return StringUtil.fillLeft(2, "0", hex);
	}
@param i
		Int value, assumed to fit into a {@code byte}.

@return Two-char string representation of byte as a hex number.
recaf-ui/src/main/java/software/coley/recaf/ui/pane/editing/hex/HexUtil.java