(Tomorrow's technology? The whole book, JavaWeb from Getting Started to Mastery, consists of 21 chapters, including overview of JavaWeb usage and development, HTML and CSS page development foundation, JavaScript scripting language, building development environment, JSP basic syntax, JSP built-in objects, JavaBean technology, Servlet technology, filters and listeners, JavaWeb database operation, EL (expression language), JSTL tags, Ajax technology, Struts2 foundation, Struts2 advanced technology, Hibernate technology Hibernate advanced use, Spring core IoC, Spring core AOP, JSP operation XML, Qingxin Summer Jiugongge Diary, etc. All the knowledge is introduced with specific examples, and the program code touched is given specific comments, which can make readers easily experience the essence of Java Web application program development and quickly improve the development technology.)