December 2014
Beginner
584 pages
15h 13m
English
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Chapter 9. Building Applications
eXist is a great platform not only for storing and querying XML data, but also for building web applications. Returning pages in (X)HTML is a breeze, since XHTML is XML and XML is eXist’s bread and butter. And because your data is in XML and the programming language is XML-aware, there is no “impedance” between the layers (data storage, processing, presentation). Piece of cake, isn’t it?
Well, maybe a marketing department (if it existed) would try to sell you this high-tech fairy tale. But, as we all know, programming is hard work, whatever your environment or toolset. Silver-bullet environments don’t exist.
However, that being said, eXist does present a nice platform to build web applications on. For applications that work with XML (or can be redesigned to work with XML), increases in development speed and decreases in code base size are feasible compared to doing the same in Java or PHP. It’s not a panacea, but it can certainly help you in specific situations.
Overview
A web application is an application that is accessed over the Internet (or an intranet) and uses a web browser as its client. URLs passed from the browser are mapped to something on the server (a static page, a script that accesses a database, a CSS file, an image, etc.). Together this constitutes some meaningful functionality to the application’s users, such as doing accounting, playing games, or making friends. An application residing on a server consists of multiple files/resources. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.