The CDI qualifiers in Java EE 6 allow you to qualify an injection point to specify exactly which bean must be injected.

Get an at-a-glance look at all the information you need to prepare for and use the Java SE 7 Platform Specification (aka Java 7 or JDK 7).

FPDF provides PDF manipulation capabilities in PHP at open source prices. Find out how to use this single-class PHP enhancement.

Using the CDI @Alternative annotation, you can configure your Java EE 6 application for different deployments.

Use the NetBeans 6.9 Maven support to create a new NetBeans Platform application with CRUD capabilities.

The OODT (Object-Oriented Data Technology) project earns top-level status on the strength of its potential for open source semantic middleware.

Run PHP and Zend Framework scripts from the command line whenever you need to run scripts from the shell.

The new OOP features in PHP 5 offer new features for constructors and destructors. Learn how to write almost any kind of constructor for your PHP 5 classes.

The Simple Cloud API is designed to provide a single, simple, interoperable API for multiple cloud services and multiple cloud providers.

Use Java and open source technologies to create a custom mail relay in a SAAS environment.

Most observers viewed the Oracle-IBM alliance on OpenJDK as a positive development for the future of Java, but what are the implications?

These 56 open source Web development tools can capably replace the commercial tools you use for content management, coding, layout and more.

Find out what application-centric management is and how to apply it to J2EE applications in the cloud.

Here are 10 tips and tricks for effectively manipulating arrays within PHP applications.

Learn the benefits and architecture of the Java Persistence API (JPA), and then find out how it works and how to implement it.

The Java Community Process approves Java 7 and Java 8 with the Oracle licensing that had Apache crying foul. Now what?

Build a JMX timer MBean solution using this six-step approach. You'll rapidly implement an enterprise-level system that delivers scalability and reliability on par with SOA.

The differences between Android and Windows Phone 7 are mostly skin deep, so enterprising Android developers can port their current apps over to Windows Phone 7.

The Zend Framework's Zend_Cache component is an easy way to implement PHP caching, a sure site performance booster.

For Java developers who need to perform some LDAP manipulation and use Eclipse, the Apache Directory Studio plugins can come in very handy.

Design patterns in PHP can lead to performance issues if improperly implemented. Learn the right way to do it.

You can go vendor-neutral or vendor-specific for your developer certification. Which is the better option?

Check out these 10 wide-ranging testing and debugging utilities that can make any PHP developer more productive.

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Any developer who survives a layoff usually faces a significant increase in workload. These three immediate steps can improve a developer's work situation after others are let go.

Validate and sanitize user input in PHP applications using the Filter extension, an official part of the PHP distribution as of the 5.2.0 release.

Here's everything a PHP developer needs to know about MVC -- the Model-View-Controller pattern -- in the simplest possible way.

These four powerful PHP debugging solutions are guaranteed to have an immediate impact on any PHP developer's productivity.

Want more distribution for your Java mobile app? Learn how to translate your Java skills onto the Windows Phone 7 platform.

Some have worried how Oracle might manage Sun assets such as its Java developer education programs. Find out how Oracle laid those fears to rest.

These five Rails-based frameworks will help you get your social network built -- even with a modest budget and tight deadlines.

Taking the IBM WebSphere Application Server Administration course but lack Java experience? Get 5 tips for success from an IT professional who teaches the course.

Tomcat 7 has been available in beta for a little while. What are you waiting for? Now is the time as any to try it out.

Using Ruby on Rails and plugins, you can generate activity feeds and enable users to add photo and video media to a social network.

A Java developer discusses the years of certification, training and development that have shaped his career -- and the lessons he learned along the way.

Learn how to configure, create and execute a Zend Framework custom view helper within a Zend Framework application.

Find out the role developer degrees and certifications can play in a self-taught developer's career -- and what a lack of them can mean for others.

Even if you think you know all the great open source developer tools out there, you're bound to make a discovery or two on this list.

Learn how to implement user profile creation and an administrator panel for a Ruby on Rails-based social network.

Learn how to implement user profile creation and an administrator panel for a Ruby on Rails-based social network.

Learns the Vim command sequences that can make writing and managing PHP scripts amazingly fast.

See how to use the Git version control system to manage your project's source code with ease and agility.

What are the intangible, often unwritten qualities that hiring managers want in their developer candidates? Read on to find out.

Subversion and Git are the most popular open source version control systems, each with its advantages and disadvantages. Which one is right for you?

Find out what the three main types of developer degrees are.

Find out which certs offer developers the most professional relevance and career advancement potential.

Predicting which IT certifications will be valuable in the future is never easy, but these five certs show promise for tomorrow.

From usual suspects like Apache, Google and Sun and some lesser-known players, January 2010 brought a steady stream of code releases for Java and open source developers' toolboxes.

Internet.com launches a new daily newsletter to provide one-stop coverage of all the Java and Open Source information that matters to you.