question: private static boolean isAnArgument ( final String arg ) { return ( arg . startsWith ( "-" ) && ( arg . length ( ) > 1 ) && ! Character . isDigit ( arg . charAt ( 1 ) ) ) ; }
target:  Given a string like "-foo" or "-5" or "-123.mxml", this determines whether the string is an argument or... not an argument (e.g. numeral)