Java Web Programming (Servlet and JSP, `etc.)

This book deals with the development of web applications where the focus is on the server side and how to develop dynamic web pages. The book starts with an introduction to servlets, followed by a brief presentation of JavaServer Pages (JSP). The rest of the book deals with how to write web applications using Java Server Faces, and after reading the book, you should be able to write classic web applications.

This book shows how to build back-end web applications with Java, JPA and JavaServer Faces (JSF). A back-end web app is a distributed web app where essentially all work is performed by the back-end component, including data validation and UI page creation, while the front-end only consists of a web browser's rendering of HTML-forms-based UI pages.

Web scraping or crawling is the art of fetching data from a third party website by downloading and parsing the HTML code to extract the data you want. It can be hard. From bad HTML code to heavy Javascript use and anti-bot techniques, it is often tricky.