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The infamous sun.misc.Unsafe explained

The biggest competitor to the Java virtual machine might be Microsoft’s CLR that hosts languages such as C#. The CLR allows to write unsafe code as an entry gate for low level ...
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Subtyping in Java generics

Generic types introduce a new spectrum of type safety to Java program. At the same type, generic types can be quite expressive, especially when using wildcards. In this article, I want ...
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RMI enforcing Full GC to run hourly

During all the troubleshooting exercises I have carried out in my career, I have picked up a feeling that the bugs I am after are evolving and becoming meaner and uglier over time. ...
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Object-based micro-locking for concurrent applications by using Guava

One of the presumably most annoying problems with writing concurrent Java applications is the handling of resources that are shared among threads as for example a web applications’ ...
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Parameterized JUnit tests with JUnitParams

Parameterized unit tests are used to to test the same code under different conditions. Thanks to parameterized unit tests we can set up a test method that retrieves data from some data ...
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cglib: The missing manual

The byte code instrumentation library cglib is a popular choice among many well-known Java frameworks such as Hibernate (not anymore) or Spring for doing their dirty work. Byte code ...
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GitHub’s 10,000 most Popular Java Projects – Here are The Top Libraries They Use

As Java developers working with a language that’s both mature yet highly evolving, we’re faced with a constant dilemma whenever we write new code – go with the hot new technology ...
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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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