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XMLBeans is a great XML-to-Java data-binding technology, but it lacks the ability to register observers for model changes. However, you can customize generated plain old Java object.

Take a good look at the Official IBM home for information about the Green mainframe transformation, and how you can use the mainframe to save data center energy and cost.

Look beyond tools like SpamAssassin and Amavis to see how you can extend them and provide additional filtering facilities to lower the amount of spam hitting the e-mail boxes of your users. Most companies use spam and virus filtering services on their UNIX platforms, but there are some methods that you can use that help improve your filtering scores and might even eliminate spam reaching inboxes.

Back end processing — server-side scripts and programs — can't always be tossed into an Ajax application and behave well. Instead, careful planning to ensure data is sent in an appropriate and efficient form ensures your entire application is cohesive, rather than needlessly complex. Brett McLaughlin explains how a good server-side script complements Ajax behavior.

This tutorial teaches you how to streamline development for Linux apps on handheld and mobile devices using UME. Along the way, you learn about several tools and new approaches to Linux kernel configuration and environment construction.

In this article, et acquainted with the major features of the CFS, see how it works, and look ahead to some of the expected changes for the 2.6.24 release.

In this article, learn how to optimize your multi-node, high-performance Linux system as it uses system board gigabit Ethernet adapters.

Among Project Zero's arsenal of libraries is a simplified API for executing SQL queries. Learn how to leverage these APIs to build a simple wiki.

The whorls and ridges on your fingertips can identify you based on what you touch. How you touch and especially type can often be just as unique an activity. Keystroke dynamics is a relatively new field that enables identification of individuals through statistical analysis of their typing patterns. Many commercial products analyze the dynamics of password entry, as well as continuous typing monitoring for enhanced security. This article uses example code to demonstrate keystroke dynamics for enhancing the security of your applications in authentication and continuous data entry contexts.

Learn how to use XForms, pureXML, and Ruby on rails together to more easily create Web applications.

Ideally, every Web application should be tested to ensure that it will work perfectly on every browser that might access it. That might sound impossible, but you can come closer than you might think.

The Net-SNMP library now has Python bindings, and it is an excellent choice to write custom code to manage a data center or supplement full-blown Network Management Systems. In this article, learn how to use Net-SNMP, Python, and the IPython shell to interactively explore and manage a network.

Discover how to scan your network for services and how to regularly monitor your services to keep uptimes to a maximum. A key way of ensuring the security of your network is to know what is on your network and what services individual machines are at risk of exposure. In this article, learn how to use these same techniques to ensure that genuine services.

DB2 9 is the result of a five-year development project that transformed traditional (static) database technology into an interactive data server that merges the high performance and ease of use of DB2 with the self-describing benefits of XML. Download a free trial version of IBM DB2 9.5 for Linux, UNIX, and Windows.

In distributed networks, one of the most important tasks is to maintain the user and group information. For centralized management, many customers use Network Information Service (NIS). This article provides an overview of NIS and the steps to install and configure NIS as a server and client.

Although Perl-based Web interfaces have limitations, Perl is one of the most commonly used Web development languages. UNIX users who have a programming background in shell scripting, Perl, or another language can breathe new life into Perl-based Web interfaces by using the Perl/Tk module. In this second article of the series, learn about intermediate widgets, including radiobutton, checkbutton, menu, menubutton, and scrollbar.

Continuous Integration (or CI) is a process that consists of continuously compiling, testing, inspecting, and deploying source code. Get introduced to the fundamental aspects of Continuous Integration and the steps on how to set up a CI process using best-of-breed open source technologies.

Some prominent HTML specialists outside the W3C—browser vendors, Web developers, authors, and other stakeholders—disagree with the direction of XHTML V2.

See how Open Source components can be used individually or collectively to build a Grid solution, using native solutions or by taking advantage of the standardization of Grid solutions.

Part 7 of this series shows you why Emacs is the self-documenting editor, and the many ways in which you can take advantage of the help and assistance offered in this editor. In this tutorial, learn about describing keystrokes, commands, and functions. You'll also read, browse, and search through a complete Emacs reference manual.