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Java Find All Active Threads
In this article we will see how to find all the active threads running. One can find all the active…
Browsing: Java
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PriorityQueue Internals
PriorityQueue is based on balanced binary heap tree data structure in which all the nodes of the tree are in…
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AtomicReferenceArray Example
In this article, we will look into an example of AtomicReferenceArray. We will use it to build a trackable Future…
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Executors.newCacheThreadPool Example
In this article we are looking into one of the factory method of Executors called newCachedThreadPool. This is useful when…
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Java NIO ByteBuffer
In this article we will look into Java NIO ByteBuffer’s operations. Allocate We call allocate() on ByteBuffer to create a…
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Thread dump generator
A thread dump is a snapshot of the details of all threads that are part of the process. The thread…
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JVM Info Example
In this example, we will look into how to retrieve few of the JVM diagnostics information. Runtime system of the…
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Jopt-simple command line parser example
In this article, we will see some examples of jopt-simple framework, a java library for parsing command line options. Short…
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ThreadPoolExecutor
ThreadPoolExecutor consists of a pool of threads where the the size of pool is automatically adjusted based on the boundary…
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Java non-daemon thread alive
In this article we will see an example how a thread can be kept alive. JVM exits when the only…
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Security generating and exporting DSA keys
In this example we will see how to generate DSA keys and export them to files. Generating DSA Keys We…
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LinkedBlockingQueue Example
LinkedBlockingQueue is a linked node list that contains an initial capacity, header node and a tail node. The capacity serves…
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Java Garbage Collector Reachable and Unreachable Objects
When a Java program is executed, it create a thread called ‘Main’. The program itself can create additional threads . Each…