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  • Book Overview & Buying Lift Application Development Cookbook
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Lift Application Development Cookbook

Lift Application Development Cookbook

By : Gilberto Tadeu Garcia Jun
4.4 (7)
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Lift Application Development Cookbook

Lift Application Development Cookbook

4.4 (7)
By: Gilberto Tadeu Garcia Jun

Overview of this book

Developing secure web applications is one of the most important tasks developers have to deal with. With Lift, it is easy to create solid and formidable web applications as it is the most secure web framework available today. The View-First approach and being able to handle things as purely data transformation, makes working with Lift an exciting task. "Lift Application Development Cookbook" teaches you how to build web applications using this amazing framework. The book moves gradually, starting with the basics (starting a new project, submitting a form, and so on) before covering more advanced topics such as building a REST API and integrating your application with other technologies and applications. "Lift Application Development Cookbook" takes you on a journey of creating secure web applications. Step-by-step instructions help you understand how things work and how various elements relate to each other. You'll learn different ways to process a form, build dynamic HTML pages, and create an API using REST. You'll also learn how to work with relational and NoSQL databases and how to integrate your application with other technologies as well as with third-part applications such as Gmail and Facebook. By the end of the book, you will be able to understand how Lift works and be able to build web applications using this amazing and exciting framework.
Table of Contents (15 chapters)
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Lift Application Development Cookbook
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
1
Index

Sending JavaScript commands from the server


Sometimes there is a need to call a JavaScript function—to update the UI or for some other reason—depending on the result of some business logic that runs in the server.

If you are not using Ajax, the only way to achieve this is by redirecting the user to add a parameter in the URL, so you can check for its existence and decide whether to call the given function or not. For example, let's say that you need to execute a JavaScript function depending on the parameter foo. If you are not using Ajax, you'll have to redirect the user to /somePage?foo=valueOfFoo, and depending on the value of foo, decide whether your application should execute the JavaScript function or not.

Fortunately, Lift gives us a practical and easy way to accomplish this without the need to redirect the user, and this is what we will learn how to do in this recipe.

Getting ready

Perform the following steps before you start sending JavaScript commands from the server:

  1. Create a new project...

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Lift Application Development Cookbook
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