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Applying ForkJoin – from optimal to fast

JDK 7 is well into the hands of developers by now and most people have heard of ForkJoin, yet not so many have the time or chance in daily work to try it. It caused, and probably still ...
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Anatomy of a Java Decompiler

A decompiler, simply put, attempts to reverse the transformation of source code to object code. But there are many interesting complexities—Java source code is structured; bytecode ...
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Garbage Collector guidelines and tips

These are some of the guidelines and tips I usually look at when I need to tune the GC. Are mostly taken by the following 2 books and few of them from my experience:Java Performance JBoss ...
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Lambda, will it serialize?

So I have been ponder an enhancement required on the Tyrus project that would allow a user to broadcast to a subset of client connected to a URL across a cluster of machines. There ...
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Investigating Memory Leaks Part 2 – Analysing the Problem

The first blog in this mini-series looked at creating a very leaky sample application, so that we can investigate techniques for solving heap based problems on server applications. ...
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Using Intel Performance Counters To Tune Garbage Collection

Introduction I have to admit that I was shocked. Indeed, quite shaken when I realised this advent calendar post would be about garbage collection. The topic of GC has raised such passion ...
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Run, JUnit! Run!!!

JUnit together with JavaScript and SVN are some of the technologies that programmers often start using without even reading a single blog post let alone a book.  Maybe this is ...
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Mastering Java Bytecode

Hey! Happy Advent :D I’m Simon Maple (@sjmaple), the Technical Evangelist for ZeroTurnaround. You know, the JRebel guys! We’ll as a result of writing a product like JRebel ...
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A conversational guide for JDK8′s lambdas – a glossary of terms

Last advent…I wrote a post related to the new treats that JDK8 has for us. Most probably the feature that I am the most excited about are the lambdas. I have to admit that in ...
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Java: Moving conditions into Message files

The Java classes ResourceBundle and MessageFormat provide a nice toolset for resolving localized messages inside Java applications. This post provides a small example on how you can ...
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