The book has a companion Web site at http://www.coreservlets.com/. This free site includes:
About the Training Courses
Hands-on JSP and servlet training courses based on the book are also available. These courses are personally developed and taught by the lead author of the book (Marty). Open-enrollment versions based on the first and second volumes are available at public venues ; customizable on-site versions can also be taught at your organization. See http://courses.coreservlets.com/ for details.