PUBLIC MARKS from solrac

Most AIX administrators understand the virtualization features available to them on their System p platform through PowerVM, which is also available on the System p for Linux. What about the other UNIX hardware platforms? find out what HP-UX, Solaris have to offer and how do some of their features compare to PowerVM.

The introduction of the Google App Engine saw a wave of frameworks emerge to facilitate developing applications targeted for it. The Gaelyk framework, one such framework written in Groovy, eases development of lightweight applications that leverage a datastore. And the scalability you can achieve is impressive.

Flickr isn't just for photo sharing and social networking; it's a legitimate business tool. Learn how Perl programmers can use the CPAN Chart modules to create charts and graphs, and the Flickr::Upload module to upload the charts to Flickr.

Simple is a Java framework used to simplify the process of serializing and deserializing XML. Java developers have a variety of choices when it comes to serializing and deserializing Extensible Markup Language (XML) objects. Simple is one such example, and it offers a number of advantages over its competitors. Explore an introductory overview of how to use Simple within an XML communication system in this article.

Master the rich features of the Emacs editor. It's unlike any other program you're likely to have encountered. Delve into the depths of its most advanced editing commands that have made it famous.

The systems world will shortly be celebrating a major anniversary milestone. UNIX is turning 40 years old! Most of us know the story of how UNIX was born, but what about why? Was it born strictly because its founders wanted to play a computer game on a different platform? And why does UNIX continue to thrive 15 years after an (in)famous Byte Magazine article that asked: Is UNIX dead?

This article describes the various refactorings available in Eclipse Java™ Development Tools (JDT), including what each refactoring does, when to use it, and how to use it. It also explores the refactoring script functionality in Eclipse, which allows library developers to share code refactorings with their clients.

This article explains the use case of adding, updating, searching and deleting using JSF, Web Services and OJB in WebSphere Integration Developer. The article discusses the steps in developing each layer including the integration among these layers.

Database security is the single biggest concern with today's Web-based applications. Without control, you risk exposing sensitive information about your company or, worse yet, your valuable customers. In this article, learn about security measures you can take to protect your PostgreSQL database. Be sure to download the sample code listings used in this article.

This article proposes creating an Android-based service that emulates a network server that enhances the value of the local machine in unique and unexpected ways. Put a tiny cloud in your Android handset and experience the usefulness of a local Web server.

A burst of innovation in the open source world over the last few years has led to an increase in Java developer productivity. A promising new entry on the scene is Apache CouchDB, hailed by some as the database for Web 2.0. This Java development 2.0 column introduces CouchDB and shows you how Groovy's RESTClient can help you tap into its strengths.

Are you broadening your skills as a Linux systems administrator into various flavors of UNIX? Get a rundown of the differences and similarities between Red Hat Enterprise Linux and AIX so that you can perform day-to-day activities with ease.

SPOTs are small wireless devices that run Java programs. Find out how to turn a new, open source wireless device — Sun's Small Programmable Object Technology (SPOT) — into a highly visible indicator of the health of a continuous integration build.

As the popular PHP language continues to evolve, many new features enhance its object-oriented aspects. In this article, PHP V5.3 examples illustrate late static binding, namespace support, class method overloading, and variable parsing and heredoc support.

Eclipse Galileo includes new features for applying patches. This article provides an overview of the method for creating and applying patches, and includes an overview of the patch format used by Eclipse. Here are examples of creating simple patches.

Program performance is always a concern, even in this era of high-performance hardware. This article, the first in a two-part series, guides you around the many pitfalls associated with benchmarking Java code. Part 2 covers the statistics of benchmarking and offers a framework for performing Java benchmarking.

Modern operating system kernels provide the means for introspection, the ability to peer dynamically within the kernel to understand its behaviors. With this knowledge, you can tune or modify the kernel to avoid failure conditions. Discover an open source infrastructure called SystemTap that provides this dynamic introspection for the Linux kernel.

This provides an overview of Java technology basics and explains how the technology fits into the context of contemporary software development. Links to relevant introductory Java content, other educational resources, as well as IBM downloads and products give you a rich starting point for further investigation.

Here's some help to port your applications from Windows, Solaris, and OS/2 to run natively on Linux on x86-based systems. The information here also covers porting from Windows to Java and porting and migrating x86-based Linux apps to Linux on multiple other hardware platforms.

The IBM Monitoring and Diagnostic Tools for Java - the Health Center provides live information and recommendations about classes being loaded, the virtual machine environment, garbage collection, locking, and profiling. This article introduces you to the Health Center and shows an example of how it can be used to check the impact of a source code change in a Web application.

With Chiphopper you get significant application porting cost reductions.Chiphopper provides tools to scrub their C/C++ code for portability prior to porting to System p, System i, or System z. There are tools for C and C++ applications as well as new test scripts for Perl and Python.

The Metro Web service stack provides a comprehensive solution for accessing and implementing Web services. It's based on the reference implementations of the JAXB 2.x and JAX-WS 2.x Java™ standards, with added components to support WS-* SOAP extension technologies and actual Web service deployment. This article looks at the basic principles of Metro client and server development.

Linux continues to innovate in the area of file systems. It supports the largest variety of file systems of any operating system. It also provides cutting-edge file system technology. Two new file systems that are making their way into Linux include the NiLFS(2) log-structured file system and the exofs object-based storage system. Discover the purpose behind these two new file systems and the advantages that they bring.

As mobile platforms become increasingly sophisticated, the demand for mobile computing will increase. In this series, learn about the embedded Standard Widget Toolkit (eSWT). In Part 1: Use simple widgets to quickly build mobile apps. In Part 2: Use advanced controls for your mobile apps.

Pipe Viewer is one of those little-known gems that once you find it, you can't recall how you lived without it. Find oodles of uses for it in your automation scripts. You can now insert a probe to give you real-time feedback of whats happening in your pipes.