code: public List<String> getHelp() {
  
  		List<String> out = new ArrayList<>();
  
  		if (helpAppVersion != null) {
  			out.add(helpAppVersion);
  		}
  
  		if (helpAppExample != null) {
  			out.add(helpAppExample);
  		}
  
  		if (helpAppVersion != null || helpAppExample != null) {
  	 		out.add(""); // new line
   		}
  
  		// find longest option to format all other options by this one
  		int max = 0;
  		for (CommandOption option: options) {
  			String command = option.toCommandString();
  			max = Math.max(max, command.length());
  		}
  
  		for (CommandOption option: options) {
  			String info = option.toCommandString();
  			int spaces = max - info.length() + 1;
  
  			String delimiter = new String(new char[spaces]).replace("\0", " "); // returns 'spaces' long empty string
  
  			info = info + delimiter + option.getDescription();
  			out.add(info);
  		}
  
  		return out;
  
  	}
docs: Outputs command line options for System.out display
  @return list of options as strings