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 want to start using persistent pooled JDBC connections. Do such connections use up much bandwidth when there is not data being transmitted? It would be useful for me in designing my architecture to know how much bandwidth is being utilised when such a connection is idle. Thanks Bernard