witty-crayon-22786
09/19/2019, 5:10 PM$ java -cp . Thing -- hello!
Hello world! 2
$ java -Dsomething=something -cp . Thing -- hello!
Hello world! 2
$ java -cp . Thing -- -Dsomething=something hello!
Hello world! 3
$ java -cp . -Dsomething=somethin Thing -- hello!
Hello world! 2