This week's book giveaways are in the iOS and Features new in Java 8 forums. We're giving away four copies each of Barcodes with iOS: Bringing together the digital and physical worlds and Core Java for the Impatient and have the authors on-line! See this thread and this one for details.
4) Your firewall is blocking outgoing traffic (check your firewall settings). Also, inadvertently blocking is way easier to do than you think. If you ever told your firewall to not allow a specific Java program to to out to the network, you have effectively block all Java programs because the firewall software cannot tell between them (they all run as java.exe).