“Java Sucks” revisited

Overview An interesting document on Java’s short comings (from C developer’s perspective) was written some time ago (about 2000? )…

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Using a memory mapped file for a huge matrix

Overview Matrices can be really large, sometimes larger than you can hold in one array. You can extend the maximum…

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Recycling objects to improve performance

Overview In a previous article I stated that the reason the deserialization of objects was faster was due to using…

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Java Secret: Loading and unloading static fields

OVERVIEW To start with it is natural to assume that static fields have a special life cycle and live for…

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Weird Funny Java!

Sometimes we can do really weird and funny things with Java; Some other times we are just being creative! Take…

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The Exchanger and GC-less Java

Overview The Exchanger class is very efficient at passing work between thread and recycling the objects used. AFAIK, It is…

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Double your money again

Overview A long time ago I wrote an article on using double for money. However, it is still a common…

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C++ or Java, which is faster for high frequency trading?

Overview There are conflicting views as to what is the best solution for high frequency trading. Part of the problem…

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Java and Memory Leaks

Overview The term “memory leak” is used in Java in a manner which is different to how it is used…

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