Howard questions

Howard answers

• ruby: use regex to replace http://anything with <a href="http://anything">http://anything</a>
• Make JList behave on click the same way as on ctrl+click?
• java array passing, I keep getting the last array everywhere
• Get input values from JComboBox
• Strange Swing compile-time accessibility error
• 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