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Secrets of the Bytecode Ninjas

The Java language is defined by the Java Language Specification. But the executable bytecode of the Java Virtual Machine is defined by a completely separate standard, the Java Virtual Specification, and the two are often at odds. In this article we take a look at the structure of a class file and how to create class files directly without starting from Java source, using the ASM library.

Ben Evans
on Mar 24, 2015
Go for the Money! JSR 354 Adds First Class Money and Currency Support to Java

First class money and currency support in Java are almost here. In this article Credit Suisse's Anatole Tresch JSR 354 spec lead, discusses the shortcomings of the legacy currency and money support, motivation for the new APIs, and lots of examples.

Anatole Tresch
on Mar 03, 2015
Highly Distributed Computations Without Synchronization

Synchronization of data across systems is expensive and impractical when running systems at scale. Traditional approaches for performing computations or information dissemination are not viable. In this article Basho Sr. Software Engineer Chris Meiklejohn explores the basic building blocks for crafting deterministic applications that guarantee convergence of data without synchronization.

Christopher Meiklejohn
on Feb 17, 2015
Java

Scala in Large Scale Systems

This is the first installment in a series about using Scala for large-scale data stores and analytics. Dave Hrycyszyn speaks to Andrew Jayne, senior software engineer at McLaren Applied Technologies, about the experience of building a custom high-performance data store in Scala.

Dave Hrycyszyn
on Feb 03, 2015
Spring Framework 4 and Java 8

Java 8 shipped with new language features and libraries and Spring 4.x is already supporting many of these. Some of the new Java 8 features don’t have an impact on Spring and can just be used as is, while other Java 8 features require Spring to explicitly support them. This article will walk you through the new Java 8 features that are supported by Spring 4.0 and 4.1.

Adib Saikali
on Jan 28, 2015
Java

5 Advanced Java Debugging Techniques Every Developer Should Know About

With architectures becoming more distributed and code more asynchronous, pinpointing and resolving errors in production is harder than ever. In this article we investigate five advanced techniques that can help you get to the root cause of painful bugs in production more quickly, without adding material overhead.

Tal Weiss
on Jan 20, 2015
InfoQ Talks to Azul Systems Gil Tene Part 2

In this part 2 of InfoQ's conversation with Gil Tene of Azul Systems, Gil discusses their latest engineering project aimed at bring better low-level memory layout control to Java, and the requirement modern high-performance Java applications have for this solution.

Ben Evans
on Jan 17, 2015
InfoQ Talks to Azul Systems Gil Tene about Zing, Zulu, and New Releases

Gil Tene of Azul Systems talks about shipping their Java 8 compatible release, the need for certified builds and the problem with the current approach to Java taken by Docker.

Ben Evans
on Jan 06, 2015
Java 9 and Beyond. Oracle's Brian Goetz and John Rose Glimpse into the Future

Oracle's Brian Goetz (Java Language Architect) and John Rose (JVM Architect) take us on a deep-dive discussion about some of the technologies and features being discussed for Java 9 and beyond.

Ben Evans
on Jan 04, 2015
Teaching Kids Java Programming

During the holiday season we think about our families, our children, and and their future. In this article, Yakov Fain give us some insight about what lead him to write his new book "Java Programming for Kids" (now available as a free download) and includes some sample chapters.

Yakov Fain
on Dec 22, 2014
Java

Designing a Highly Available, Fault Tolerant, Hadoop Cluster with Data Isolation

As data grows exponentially, the modern Hadoop ecosystem provides not only a reliable distributed aggregation system that delivers data parallelism, but also analytics for great data insights. In this article Monica Beckwith, starting from core Hadoop components, investigates the design of a highly available, fault tolerant Hadoop cluster, adding security and data-level isolation.

Monica Beckwith
on Dec 16, 2014
Book Review and Interview: Mastering Eclipse Plug-in Development

Regular InfoQ Java contributor Dr. Alex Blewitt has recently published a follow-up to last year’s "Eclipse 4 Plug-in Development by Example”. Called “Mastering Eclipse Plug-in Development,” the book, like its predecessor, is essentially a tutorial, but it assumes that you are already familiar with the basics of building plug-ins for the Eclipse IDE, and rapidly dives into advanced topics.

Charles Humble
on Dec 11, 2014

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