Book Image

ColdFusion 9 Developer Tutorial

By : John Farrar
Book Image

ColdFusion 9 Developer Tutorial

By: John Farrar

Overview of this book

Adobe ColdFusion is an application server, renowned for rapid development of dynamic websites, with a straightforward language (CFML), powerful methods for packaging and reusing your code, and AJAX support that will get developers deep into powerful web applications quickly. However, developing rich and robust web applications can be a real challenge as it involves multiple processes.With this practical guide, you will learn how to build professional ColdFusion applications. Packed with example code, and written in a friendly, easy-to-read style, this book is just what you need if you are serious about ColdFusion.This book will give you clear, concise, and practical guidance to take you from the basics of ColdFusion 9 to the skills that will make you a ColdFusion developer to be reckoned with. It also covers the new features of ColdFusion 9 like ORM Database Interaction and CF Builder.ColdFusion expert John Farrar will teach you the basics of ColdFusion programming, application architecture, and object reuse, before showing you a range of topics including AJAX library integration, RESTful Web Services, PDF creation and manipulation, and dynamically generated presentation files that will make you the toast of your ColdFusion developer town.This book digs deep with the basics, with real-world examples of the how and whys, to get more done faster with ColdFusion 9.
Table of Contents (22 chapters)
ColdFusion 9 Developer Tutorial
Credits
About the Author
About the Reviewers
Preface
Index

AJAX forms


One of the most common problems with forms is when you have to go back to the server in an HTML-based site. This means that it not only takes the time for the data to come back, but it also takes extra time since the graphics and page layout details are checked and reloaded. Sometimes with different browsers, form information can be cached. This means that the developer may need to test forms with different browsers, especially Firefox. In this case, the whole page should get reloaded each time the server receives a request. The simple solution is to either include a reset button and send a click to the button on page load, or send a reset to the form if there is no button.

We will look at the CFGrid example first, and then we will have a look at autosuggest. You may have been using some of these features on the Web without having much knowledge about them. Good design is harder to notice than bad design. In fact, one of the signs of a well-designed application is that we don't...