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    Secrets of the Bytecode Ninjas

    by Ben Evans Follow 17 Followers on  Mar 24, 2015

    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.

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    InfoQ Talks to Azul Systems Gil Tene Part 2

    by Ben Evans Follow 17 Followers on  Jan 17, 2015

    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.

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    InfoQ Talks to Azul Systems Gil Tene about Zing, Zulu, and New Releases

    by Ben Evans Follow 17 Followers on  Jan 06, 2015

    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.

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DukeScript: A New Attempt to Run Java Everywhere

Posted by Abel Avram Follow 5 Followers on  Oct 09, 2014

DukeScript is a technology meant to bring Java to every client, mobile or desktop, without the need of a plug-in, in an attempt to fulfill the initial vision for Java: Write Once, Run Everywhere.

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Where Has the Java PermGen Gone?

Posted by Monica Beckwith Follow 463 Followers on  Jul 07, 2014

Prior to JDK8 class metadata and constants would live in an area called the “permanent generation”. In JDK8 PermGen has now moved to native memory, to an area known as the “Metaspace”. 4

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Getting Started with HotSpot and OpenJDK

Posted by Ben Evans Follow 17 Followers on  Aug 27, 2013

In this article, we look at the HotSpot Java Virtual Machine, and its implementation in the OpenJDK, both from a VM perspective and also in terms of its interaction with the Java class libraries. 2

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Virtual Panel: Performance Tuning Face-Off

Posted by Victor Grazi Follow 17 Followers on  Jun 25, 2013

In the world of application delivery, performance tuning still eludes the mainstream. InfoQ spoke to 5 luminaries of the performance monitoring space about it. The result was quite an active debate. 1

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Benchmarking JVM Concurrency Options for Java, Scala and Akka

Posted by Michael Slinn Follow 0 Followers on  Apr 26, 2012

Michael Slinn examines how to benchmark JVM concurrency options for JVM-based langauges including Java and Scala. 2

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Martin Odersky on Typesafe Stack and the Future of Scala

Posted by Michael Floyd Follow 0 Followers on  Mar 12, 2012

In this Q&A Martin Odersky draws the comparisons between F# and Scala, discusses the future of Scala, and addresses once and for all the question of breaking binary compatibility. 1

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Book Review and Interview: Java Performance, by Charlie Hunt and Binu John

Posted by Charles Humble Follow 693 Followers on  Feb 01, 2012

Java Performance, by Charlie Hunt and Binu John, provides performance tuning advice for both Java SE and EE applications. InfoQ reviews the book, and talks to the authors about their approach.

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Scala.Net and Scala with Martin Odersky

Posted by Michael Stal Follow 0 Followers on  Aug 17, 2011

We talked with Martin Odersky, Chairman, Chief Architect and co-founder of Typesafe, about Scala.Net, the version of Scala that support .Net as well as about Scala in general.

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Twitter Shifting More Code to JVM, Citing Performance and Encapsulation As Primary Drivers

Posted by Charles Humble Follow 693 Followers on  Jul 04, 2011

While still a major user of Ruby and Rails, Twitter has gradually been moving more and more of its stack to Java and Scala. InfoQ spoke to Twitter engineer Evan Weaver to find out more. 13

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