Core Java
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Under the JVM hood – Classloaders
Classloaders are a low level and often ignored aspect of the Java language among many developers. At ZeroTurnaround , our…
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Java Object resurrection
Overview After an object which overrides finalize() is collected it is added to a finalization queue to be cleaned up…
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Java – far sight look at JDK 8
The world is changing slowly but surely. After the changes that gave java a fresher look with JDK 7, the…
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Performance of inlined virtual method invocations in Java
Overview One of the benefits of dynamic compilation it the ability to support extensive method inlining on virtual method code.…
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The Java ByteBuffer – a crash course
In my experience, java.nio.ByteBuffer is a source of confusion and subtle bugs when developers first encounter it, because it is…
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Should I use a 32- or a 64-bit JVM?
This is a question I have faced several times during my career in enterprise software development. Every once in awhile…
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Escaping the JVM heap for memory intensive applications
If you’ve ever allocated large Java heaps, you know that at some point – typically starting at around 4 GiB…
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ANTLR – Semantic Predicates
Parsing simple grammar with antlr is simple. All you have to do is to use regular expressions to describe your…
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Functional Java collections
There is a lot of functional hype these days so I would give a short overview on what is out…
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