Howard questions

Howard answers

• 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?
• Java: Specifying how many numbers after the decimal point
• Shorthand for all bools YES or all bools NO?
• Sorting HashMap
• A problem when wrongly using Dot command in Mma