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Tag Archives: ArrayList

ArrayList Using Memory Mapped File

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Introduction In-Memory computing is picking up due to affordable hardware, most of the data is kept in RAM to meet latency and throughput goal, but keeping data in RAM create Garbage Collector overhead especially if you don’t pre allocate. So effectively we need garbage less/free approach to avoid GC hiccups Garbage free/less data structure There are couple of option to achieve ...

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Java Best Practices – Vector vs ArrayList vs HashSet

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Continuing our series of articles concerning proposed practices while working with the Java programming language, we are going to perform a performance comparison between the three probably most used Collection implementation classes. To make things more realistic we are going to test against a multi–threading environment so as to discuss and demonstrate how to utilize Vector, ArrayList and/or HashSet for ...

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