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.
You can, but if you have a group of related checkboxes each with a different value, it's better to use the <html:multibox> tag rather than <html:checkbox>. For more information, see the Struts Taglib documentation.