jvm

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How does Groovy handle closure scope and recursion?

I have a recursive Python function that builds a tree, and I\'m trying to translate it into Groovy. Here\'s the Python version...[详细]

2023-03-29 05:00 分类：问答
Is Visibility Problem in Java caused by JVM or Hardware?

Previously I think the Visibility Problem is cause by CPU Cache for performance. But I saw this article: http://www.ibm.com/developerworks/java/library/j-5things15/i开发者_Go百科ndex.html[详细]

2023-03-29 03:36 分类：问答
How two applications running on two different JVM will interact each other? [duplicate]

This question already has answers here: Closed 11 years ago. 开发者_如何学编程 Possible Duplicates:[详细]

2023-03-28 22:35 分类：问答
Can "final" classes in Java be allocated differently in some JVMs?

Does anyone have any information on what optimisations (I realise this is implementation specific) most JVMs will do when confronted with a final object?In particular, an array of final objects in Jav[详细]

2023-03-28 15:15 分类：问答
Can you estimate how much the heap will be increased by Java?

This is probably a not quite correct formulated question from a newbie but I hope you can help. I\'m wondering if there is possible to estimate how the heap will be increased by Java in order to keep[详细]

2023-03-28 08:36 分类：问答
Interoperability of Scala and Jython

I would think that since开发者_高级运维 they both run on the JVM, Scala and Jython could be used together. How well do they interface? Can you make calls to Scala libraries from Jython? What about Jyt[详细]

2023-03-28 06:25 分类：问答
Where can I find information about the inner workings of Sun's JVM?

As a developer, I want to know what the cost is of invoking a virtual method vs. interface method.Now, I know why invokeinterface can be slower than invokevirtual, but I wonder if Sun has adopted new[详细]

2023-03-27 18:58 分类：问答
RejectedExecutionException and clojure concurrency

In deploying some clojure code to a new server, I\'ve been having problems with RejectedExecutionException and unresponsive agents. Small examples in the REPL such as[详细]

2023-03-27 12:34 分类：问答
JVM (64-bit 1.5.0._22) crashing at GCTaskThread

One of our dev servers keeps crashing every now and then and the reports look very similar. We\'re thinking it is due to lack of memory, but we want to verify this. Could you guys assist in this proce[详细]

2023-03-26 16:17 分类：问答
System.gc() calls by core APIs

Some of you probably know that some of core java APIs make explicit calls to System.gc(). I know two cases when this happens:[详细]

2023-03-26 08:49 分类：问答