A team of researchers in the Netherlands set out to decipher the rules of an ancient Roman board game, with an assist from artificial intelligence.

Over 75 businesses have been in town at least 20 years, though some go back much longer. We speak to some of them about their secrets to success.

Otherwise, you can launch the .jar executable like any other program. A diaglog box will appear, prompting you for the full path to your program's .class file. A tracer screen will open, and the stack ...