This week's book giveaway is in the General Computing forum. We're giving away four copies of Arduino in Action and have Martin Evans, Joshua Noble, and Jordan Hochenbaum on-line! See this thread for details.
I have an app that displays the contents of databse tables in the form of JTables on an internal frame, the JTables are displayed by DnD from a JTree, is it possible to connect the JTables(internal frames) with lines, like in MS Access ?? and how??