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CRUD Operation using JSF,Web Services and OJB
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.
Total security in a PostgreSQL database
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.
18 November 2009
A tiny cloud in Android
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.
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17 November 2009
REST up with CouchDB and Groovy's RESTClient
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.
AIX tips for Red Hat Enterprise Linux Admins
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.
16 November 2009
Use Sun SPOTs as your build canary
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.
Examine PHP V5.3.0 features under the microscope
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.
12 November 2009
Patching in Eclipse Galileo
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.
11 November 2009
The pitfalls and solutions of Java Benchmarking
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.
10 November 2009
Linux introspection and SystemTap
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.
09 November 2009
New to Java programming?
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.
Linux app migration from Windows, Solaris, & OS2
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.
05 November 2009
IBM Monitoring & Diagnostic Tools for Java
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.
Chiphopper simplifies Linux porting of C/C++ apps
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.
04 November 2009
Java Web services: Introducing Metro
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.
Next-generation Linux file systems
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.
03 November 2009
Native-looking eSWT Java apps for mobile phones
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 adds a heartbeat to the soul of the machine
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.
02 November 2009
Tune your Linux-based server for power efficiency
Part 1 introduces the components and concepts you'll need to tune your system for power efficiency. Part 2 compares the five in-kernel governors: performance, powersave, userspace, ondemand, and conservative. Part 3 show you what results you can achieve by power tuning your system.
30 October 2009
IBM Java Developer Kit for Linux
The IBM Developer Kit for Linux, Java 2 Technology Edition is a development kit and runtime environment that contains IBM's just-in-time compiler, enhanced with a unique Mixed Mode Interpreter and a re-engineered Java 2 virtual machine. This update includes enhancements to the JIT compiler, garbage collection technology, JVM serviceability, and an updated XML parser for Java.
29 October 2009
Java development 2.0: Easy EC2
Provisioning an EC2 instance for hosting a Java Web application is a snap. In this Java development 2.0 column, you'll quickly build a Web application that leverages Groovy, Spring, and Hibernate (via the Grails framework) and deploy it on an EC2 instance.
Linux virtualization and PCI passthrough
Processors have evolved to improve performance for virtualized environments, but what about I/O aspects? Discover one such I/O performance enhancement called device (or PCI) passthrough. This innovation improves performance of PCI devices using hardware support from Intel (VT-d) or AMD (IOMMU).
26 October 2009
Meet the Object/XML mapping support in Spring
Within the Java Platform, Enterprise Edition (Java EE) community, Spring is becoming a widely accepted framework. One new feature in the latest release of Spring is its Object/XML (O/X) mapping support. The API enables developers to convert Java objects into XML and vice versa. In this article, learn to use the Object/XML mapping in Spring and explore its advantages.
Virtual appliances and the Open Virtualization Format
virtual appliance fundamentally changes the way software is delivered, configured, and managed. But the power behind virtual appliances lies in the ability to freely share them among different hypervisors. Discover a standard solution for virtual appliance interoperability called the Open Virtualization Format.
15 October 2009
An update on Java Persistence API 2.0
As the JPA Expert Group (JSR-317) nears completion of the JPA 2.0 specification, this article introduces you to some of the new concepts and features in this updated specification. It also explains how you can experience this new functionality with the Apache OpenJPA project, an open-source, robust, high performance, scalable implementation of the JPA specification.
