The open source World Wind Java (WWJ) SDK by NASA creates new possibilities for the open Geographic Information Systems (GIS) community. This article explains how GIS developers who want to enhance their Eclipse-based applications can embed the WWJ SDK as an Eclipse plug-in.

Use IBM Informix Dynamic Server Developer Edition for applications development and prototyping. Developer Edition is available free of charge, for development use only, with no time limits, and no support.

Threaded programming in Python can be done with a minimal amount of complexity by combining threads with Queues. This article explores using threads and queues together to create simple yet effective patterns for solving problems that require concurrency.

HACMP/XD uses PPRC mirroring technology to provide disaster recovery for critical applications' data. This involves collecting configuration data from the storage as well as from the cluster nodes; at times this can be tedious. This article shows you how, using pprc4hacmp, configuration data is generated automatically for HACMP/XD-PPRC.

Native XML databases have grown in popularity along with XML, because data is stored as native XML, rather than through tables in a traditional database. In this tutorial, you will get quickly up to speed using a native XML database and see how to use it to benefit XML development.

Learn to make use of the Kerberos authentication tickets in the day-to-day network services on IBM AIX V6 and discover how Kerberos can be useful in getting rid of the password hassles for network service logons. This is another method towards achieving single sign on (SSO) on an AIX system network.

Learn how to prepare your applications and developers so you can keep that competitive edge and move to a service-oriented architecture with the IBM Rational Enterprise Modernization solutions in this free webcast.

As a follow-up to Michael Stutz's excellent article, this article provides 10 more good habits to adopt that will improve your UNIX command-line efficiency. Learn about common errors and how to overcome them, and discover exactly why these 10 UNIX habits are worth picking up!

In this tutorial, get a step-by-step through Gant's fundamental concepts. You'll learn how to define behavior in your build through flexible domain-specific language, how to reuse Ant features, and how to define functions that make your builds more efficient and even proactive.

Learn how to use Antlr to create a C++ preprocessor. Using this approach to create the C++ compiler, you don't need a separate preprocessor engine. Instead, the preprocessor engine can be integrated as part of the lexer.

Infiniband is an interconnect technology that breaks through the bandwidth and fanout limitations of PCI bus by switching from traditional shared bus architecture to a switched fabric architecture. This article explains how to use RDS (Reliable Datagram Sockets), a protocol (similar to UDP) designed to work over Infiniband to send and receive data using sockets.

Learn about shared library mechanisms and memory footprints on IBM AIX. This article is essential for developers writing server code or administrators managing production AIX systems. It offers developers and administrators commands and techniques, and gives the understanding necessary to analyze memory requirements of server processes on AIX.

This article describes how to set up an IBM AIX chroot environment and use it with ssh, sftp, and scp. You will also learn about the prerequisites for AIX and openssh, and how to configure and use a chroot environment.

Rational Host Access Transformation Services (HATS) Toolkit gives you all the tools you need to easily extend your legacy applications to business partners, customers, and employees.

More strategies and best practices for modern ORM tools. Learn base domain entities, behavior in the domain model, and more-advanced features of a generic DAO. They also share strategies for enhancing data-retrieval performance with the domain model.

The Internet has played a huge role in the advancement of technology, business, and everyday life for huge numbers of the world's people. Configuring a computer to communicate over a network and connecting to the Internet has become an essential task for administrators. This article shows how to configure a server running IBM AIX to connect to and use the Internet.

Scala lets you navigate and process parsed XML in several ways. It also has first class support for XML built right in, so you don't need to create strings of XML or programmatically build DOM trees. In this article, you will see these aspects of Scala in action and see how Scala can make working with XML a joy to do.

This tutorial is for Java developers unfamiliar with Groovy, who want a quick and easy introduction to the basics. Get started with Groovy's simplified variation of the Java syntax and learn about essential features like native collections, built-in regular expressions, and closures.

The Resource Description Framework (RDF) is the World Wide Web Consortium (W3C) proposed standard for linking and expressing data on the Web. Java developers who develop applications for the Semantic Web will need to convert RDF properties to or from Java types. Jenabean uses the Jena Semantic Web framework's flexible RDF/OWL API to persist JavaBeans, making the task of writing these applications easier and more familiar to Java developers.

Jazz is IBM Rational’s next-generation technology platform for collaborative software delivery. Uniquely attuned to global and distributed teams, the Jazz platform is designed to transform how people work together to build software—making software delivery more collaborative, productive and transparent. Follow these tutorials for an in depth look at what Jazz can do for you.

The Simple Network Management Protocol (SNMP) is built in to many devices, but often the tools and software that can read and parse this information are too large and complicated when you only want to check a quick statistic or track a particular device or issue. This article looks at some simplified methods for getting SNMP information from your devices and how to integrate this information into the rest of your network's data map.

Load testing is often relegated to late-cycle activities, but it doesn't need to be that way. In this installment of Automation for the people, automation expert Paul Duvall describes how you can discover and fix problems throughout the development cycle by creating a scheduled integration build that runs JMeter tests.

Learn everything you ever wanted to know about working with your database and building applications in Data Studio — all in 40 minutes.

Although many developers use object-relational mapping (ORM) tools for their applications' persistence tier, some are confused about how to use them and duplicate code unnecessarily. This article covers the basics of a consistent, concise domain model and persistence tier.

The most popular innovation of IBM AIX Version 6.1 is clearly workload partitioning (WPARs). Once you get past the marketing hype, you'll need to determine the value that WPARs can provide in your environment. You can discover that here.