code: @SuppressWarnings("UseOfSystemOutOrSystemErr")
    private void handleError(ArgumentParser parser, ArgumentParserException ex) {
      System.err.println("# " + HELP_ISSUES);
      System.err.println("# " + HELP_WIKI);
      System.err.println("# ---------------------------------------------------------------");
      parser.handleError(ex);
    }
docs: Use this instead of calling parser.handle error directly. This will print a header with
  links to jira and documentation before the standard error message is printed.
  
  @param parser the parser which will print the standard error message
  @param ex     the exception that will be printed