This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Kousik Majumder wrote:And why do I need multiple connection for an application?
Expanding on Jan's reply: Suppose you are running Amazon.com and have tons of users. Do you want them waiting on the single connection. The same idea for this site. Do you want to wait in a queue with everyone who wants to post. That would make things unbearably slow!