Download a free trial version of IBM DB2 Universal Database™ Enterprise Server Edition. DB2 UDB is designed to meet the relational database server needs of mid- to large-size businesses. It can be deployed on Linux™, UNIX®, or Windows® servers of any size, from one CPU to hundreds of CPUs. more>

This free tutorial provides step-by-step, detailed instructions for the installation and configuration of a test or development Apache Tomcat Web server. You will also find helpful tips for building and administering your application or Web server within the UNIX environment.

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Download the free database trial version of IBM DB2 for Linux, DB2 for Unix, or DB2 for Windows. more>

This tutorial will teach you how to create a custom Linux distro (distribution) for use in an embedded system. The example environment will be for driving a Technologic Systems TS-7800 single board computing system. This tutorial will go over file systems, the boot loader, disk images, cross-compiling, the root file system, and the boot process, and will discuss the decisions you need to make while creating your custom Linux distribution.

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This series chronicles the creation of a rating system for knock-knock jokes. Part 1 talks about the knock-knock protocol, and covers the creation of the basic PHP application and a simple OpenLaszlo interface, with graphics and sound, for that application. Part 2 will discuss deployment options, and show the creation of the OpenLaszlo application as a stand-alone piece that can be deployed on any Web server and communicate directly with a PHP application. Part 3 expands the application to create a system in which PHP creates the OpenLaszlo code dynamically. more>

Free Rational Software Architect Download: Check out the free IBM download of Rational Software Architect, a MDD (model driven development) tool that utilizes UML (Unified Modeling Language). If you want to take your programming to the next level, try RSA now. more>

You can now evaluate Rational ClearQuest V7.0 as a trial download or online without installing on your own system. Rational ClearQuest automates and enforces development processes for better insight, predictability, and control of the software lifecycle. ClearQuest integrates with design, development, build, test and deployment tools and facilitates communication across the organization. Visit developerWorks to learn more and get valuable technical resources to help you manage the software lifecycle more effectively. more>

Software products that provide a high availability of resources are becoming commonplace in today's computing environments. As the complexity of managing logical disks and their data increases in cluster environments, understanding and deploying an effective backup strategy for complete data protection is a top priority more>

For technical and non-technical users alike, maintaining a large installed base of Linux machines can be a harrowing experience for an administrator. more>

If you're a programmer who wants to learn how to use PHP to build Web-based applications, start here with Part 1 of a three-part series of tutorials. PHP is a script-based language that is easy to learn, but still enables you to build complex applications with robust functionality. This tutorial walks you through creating a basic PHP page using HTML forms and also covers accessing databases. more>

Download the Graphical User Interface (GUI)-Based Administration Tool for IBM Network Authentication Service. This alphaWorks technology eases the task of administrators by allowing them to manage principals and policies on Network Authentication Service-based solutions by using an interactive GUI. more>