Java Language

Java language news, information, and how-to advice

Web services in Java SE, Part 2

Learn how to use Java SE's JAX-WS API to create a SOAP-based units-conversion Web service.

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Datastructures and algorithms in Java

Java 101: Datastructures and algorithms in Java, Part 1

Programmers use datastructures to store and organize data, and algorithms to manipulate that data. Get the basics of these fundamental programming elements, and find out how they work together in your Java programs

7 skills

Where are the best software developers? Not Silicon Valley

Technical recruiter HackerRank says the best developers are in Washington and Wyoming, based on the results of its coding skills tests

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Web services in Java SE, Part 1

This post launches a four-part series introducing you to Java SE 6's support for Web services. Later in the series we'll build SOAP-based and RESTful-based Web services and explore advanced Web services topics.

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Survey says Python is tops with developers

Packt survey finds Python is the most commonly used tool, while Splunk, Hadoop, and Kafka skills draw the highest pay

puzzlers

Java library evolution and other puzzlers

Exploring puzzling code to figure out why it doesn't do what seems obvious is one way to improve your programming skills. Puzzle yourself today!

fast  train

Eclipse gets ready for Java 9 with Oxygen release train

The annual coordinated release covers 83 projects, including Linux Tools, PDT, Sirius, and EGit

puzzle / challenge / teamwork / strategy / cooperation / collaboration

The road to Java 9: Modular Java finally gets OK'd

IBM, Eclipse Foundation, Red Hat, and others decide to stand out of the way of the controversial technology’s deployment in Java 9

ladybugs

The road to Java 9: Only critical bugs getting fixed now

The upgrade is slated for an initial release candidate build today

ruby rubies

Ruby’s decline in popularity may be permanent

Still in the top 10 of RedMonk’s language rankings, Ruby faces tough competition from Go, Rust, Swift, and Kotlin

CheerpJ converts Java apps into JavaScript for the web

Applications and Java libraries are converted to web applications, so there is no need for plug-ins or Java installations

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JVM may get upgrade to support today’s multicore processors

Proposed JVM specification changes would support a prototype of value classes

Type dependency in Java Part 2

Type dependency in Java, Part 2

Make type dependency work to your advantage when programming with the Java Collections API, generics, and lambda expressions.

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The state of Java 9

The shift to modularity has bedeviled Java, but Oracle says it's mending fences and moving forward. Here's what you can expect from Java 9

expect delays

Java 9 delayed due to modularity controversy

Oracle has proposed a September release date for Java 9, following modularity controversy

Java 9 concurrency enhancements

Java 9's other new enhancements, Part 6: Concurrency

Java 9 introduces a publish-subscribe framework for reactive streams, improvements to the CompletableFuture class, and other concurrency enhancements

A main writing code on a whiteboard

Oracle has a plan to make Java 9 migration easier

Temporarily permitting illegal reflective access from code on the class path could support a more relaxed migration to the modular Java platform

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Oracle's Java chief debunks ‘misconceptions’ about Java 9

The recent vote on Java 9's modularity specification failed, leaving the planned July 27 release in question

Java vs. Go

Java vs. Google's Go: An epic battle for developer mind share

The upstart Go is giving stalwart Java a run for its money on greenfield server-side web apps

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