Throughout this book we'll be developing a set of solutions (in the form of custom controls most of the time) designed to tackle the more common needs of Web Appli- tion development. These range from simple and self-contained controls, like the Spinner control developed in Chapter 2, to more advanced and complex solutions, such as the Search engine presented in Chapter 14. While developing these solutions, we tried to demonstrate the most varied offering of different approaches as possible. For example, you'll find some controls that use a database for their storage needs while others will...