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Mastering ServiceNow

You're reading from   Mastering ServiceNow Unleash the full potential of ServiceNow from foundations to advanced functions, with this hands-on expert guide fully revised for the Helsinki version

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Product type Paperback
Published in Oct 2016
Publisher Packt
ISBN-13 9781786465955
Length 656 pages
Edition 2nd Edition
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Author (1):
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Martin Wood Martin Wood
Author Profile Icon Martin Wood
Martin Wood
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Table of Contents (12) Chapters Close

Preface 1. ServiceNow Foundations 2. Developing Custom Applications FREE CHAPTER 3. Server-Side Control 4. Client-Side Interaction 5. Getting Things Done with Tasks 6. Events, Notifications, and Reporting 7. Exchanging Data – Import Sets, Web Services, and other Integrations 8. Securing Applications and Data 9. Diagnosing ServiceNow – Knowing What Is Going On 10. Packaging with Applications, Update Sets, and Upgrades 11. Making ServiceNow Beautiful with Service Portal and Custom Interfaces

Building a modern interface


There are two parts to a web-based platform such as ServiceNow: the central server, which is where most of the data is stored, and the client browsers that ask for the data, display it, and then push information back to the server.

ServiceNow takes advantage of modern web browsers to provide a simple-to-use and feature-rich interface. This is built with JavaScript, the language of the Web. JavaScript is very capable, giving you control over the whole interaction with the user.

Note

Most ServiceNow system administrators have had some experience working with client-side JavaScript. So, writing scripts that interact with a web browser is often simple and familiar. The fact that ServiceNow also uses JavaScript on the server is a bonus: you only need to know one language.

The power and pitfalls of Ajax

Modern websites make heavy use of asynchronous JavaScript and XML (Ajax), a technique built by Microsoft but popularized by Google. It is the key method for loading data...

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