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Tip: Programmatically Querying the Number of CPU Cores in Java

Learn how to use Java to find the number of CPU cores.


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Use the code sample below to use Java to find the number of CPU cores.

int cores = Runtime.getRuntime().availableProcessors();

 

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Octavia Andreea Anghel is a senior PHP developer currently working as a primary trainer for programming teams that participate at national and international software-development contests. She consults on developing educational projects at a national level. She is a coauthor of the book "XML Technologies--XML in Java" (Albastra, ISBN 978-973-650-210-1), for which she wrote the XML portions. In addition to PHP and XML, she's interested in software architecture, web services, UML, and high-performance unit tests.
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