This week's book giveaway is in the OCAJP forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide 1Z0-808 and have Jeanne Boyarsky & Scott Selikoff on-line! See this thread for details.
For those of you having trouble with this. Make sure you put the cookie on the response - even if you're just changing the value. And make sure you have the path correct - if you want the cookie sent on any request to that domain set the path as /. And then make sure you set the maxLength is you want your cookie to stay around after the session.