Java
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Generating Barcodes in PDFs with Flying-Saucer
Flying-Saucer is a nice library to generate PDF documents from within Java applications. Just generate a bunch of XHTML, throw…
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Hand and Finger Detection using JavaCV
This post is part of a series on Natural User Interfaces (NUIs) published by Dr. Andrew Davison and deals with…
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Multi-threading in Java Swing with SwingWorker
If you’re writing a desktop or Java Web Start program in Java using Swing, you might feel the need to…
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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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Checking out what is new with Servlet 3.0
With the JEE6 specification hitting the market, some major changes have taken place with respect to how you would approach…
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