foo

Macintosh-5:scala arne$ mv ~/Downloads/pro
product_url.htm                                    programming-scala-1st-edition-code-examples-1.zip  programming-scala-1st-edition-code-examples.zip    
Macintosh-5:scala arne$ mv ~/Downloads/code-examples .
mv: rename /Users/arne/Downloads/code-examples to ./code-examples: Directory not empty
Macintosh-5:scala arne$ ls
Upper$$anonfun$main$1.class     Upper$.class                    code-examples                   upper3.scala
Upper$$anonfun$main$2.class     Upper.class                     upper-script.scala
Macintosh-5:scala arne$ cd code-examples/IntroducingScala/
Macintosh-5:IntroducingScala arne$ scalac
^C
Macintosh-5:IntroducingScala arne$ scalac shapes.scala shapes-actor.scala 
Macintosh-5:IntroducingScala arne$ scala -cp . shapes-actor-script.scala 
Circle.draw: Circle(Point(0.0,0.0),1.0)
Rectangle.draw: Rectangle(Point(0.0,0.0),2.0,5.0)
Triangle.draw: Triangle(Point(0.0,0.0),Point(1.0,0.0),Point(0.0,1.0))
Error: Unknown message! 3.14159