All of them contains sample project that you can download and run for understanding the core concepts of Servlet API.
The Struts framework’s simple validation interface alleviates much of the headache associated with handling data validation, allowing you to focus on validation code and not on the mechanics of capturing data and redisplaying incomplete or invalid data.
This interface can also be used to include the content of another resource also. There are two methods defined in the Request Dispatcher interface.
The Request Dispatcher interface provides two methods.
Here you will learn how to use MYSQL Database to store the create new database, create tables.
You learn about SQL and also learn how to take backup of database.