Howard questions

Howard answers

• ball goes off the screen
• Java (swing): Annoyance resizing JFrame by dragging the bottom left corner
• Java calling object in method outside of main
• prolog sudoku block algorithm?
• Calculate area out of geo-coordinates on non-convex polygons
• How to make FlowLayout add components to the top of a frame instead of the center?
• strategy game help: fog of war
• How does Crockfords JSON Parser work?
• Changing font size in Java
• How to parse ambiguous String into Date?