jvm

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Is it possible to get the Extension class loader object?

I\'m learning about ClassLoading concepts in java. I know that can get the Syste开发者_运维百科m classLoader with ClassLoader.getSystemClassLoader() method using java.lang.ClassLoader class. Is it po[详细]

2023-04-01 23:39 分类：问答
Want to increase Java Heap Size to 4GB+: Physical Memory 8 GB, JVM 64-bit

I want to run a memory intensive package on a web server. Current computer\'s settings are... Windows 7 64 bit[详细]

2023-04-01 17:48 分类：问答
Why a sawtooth shaped graph?

When I run the below mentioned code using NetBeans, the allocated heap size graph resembles a sawtooth shape. I am attaching the screen capture from JVisualVM which s开发者_StackOverflow中文版hows the[详细]

2023-04-01 10:16 分类：问答
Haskell on JVM?

I\'m wondering if there is some way to make Haskell run on the JVM (compiled or interpreted)? There exists JHaskell on Sourceforge but this one seems to be empty and dead.[详细]

2023-04-01 07:06 分类：问答
Does creating a File object create a physical file or touch anything outside the JVM?

Java class File has 4 constructors: File(File parent, String child) Creates a new File instance from a parent abstract pathname and[详细]

2023-04-01 06:12 分类：问答
Scala class with field that is marked protected in java

I\'m a bit new to scala and trying to test some stuff for my company. My Problem is the following: There\'s a Scala class Test:[详细]

2023-04-01 01:16 分类：问答
Java VM becomes unresponsive after Jetty smoke test on EC2, one core on 100%

We are running some smoke tests on our EC2 systems and occasionally the VM becomes completely unresponsive while it makes 1 core spin on 100%, all other cores are at 0% at this point. It does not allo[详细]

2023-03-31 20:33 分类：问答
Multiple Execution Paths with limited Threads

I have a challenging asynchronous programming task, wonder if anyone did anything like that with Java. Let\'s assume I\'m developing a framework which will be used like this:[详细]

2023-03-31 18:34 分类：问答
Java Memory aware cache

I am looking for some ideas, and maybe already some concrete implemenatation if somebody knows any, but I am willing to code the wanted cache on my own.[详细]

2023-03-31 15:11 分类：问答
Please help me understand these Clojure Hprof traces

I have some Clojure code that is simulating and then processing numerical data.The data are basically vectors of double values; the processing mainly involves summing their values in various ways.I wi[详细]

2023-03-31 14:08 分类：问答