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    I encountered this question in an interview with following options: How to destroy an object in java? a. System. ... to answer this question ? See Question&Answers more detail:os...
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    I think it is because the JVM needs to move objects, is that correct? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    The function runtime.SetFinalizer(x, f interface{}) sets the finalizer associated with x to f. What kind ... objects finalized by default? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm slowly working through Bruce Eckel's Thinking in Java 4th edition, and the following problem has me stumped: ... done in the solution code? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Can I trust that an object is destroyed and its destructor is called immediately when it goes out of scope ... languages usually behave. Thanks. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm playing around with C++/CLI, using the MSDN documentation and the ECMA standard, and Visual C++ Express 2010. What ... ::array<int> ^ a; }; See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    What's going on in background when launching, git gc git prune Output of git gc : Counting objects: 945490, ... these two options? Thank you See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    How to get reference count for an object Is it possible to determine if a javascript object has multiple references to ... about how to use it. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm considering Haskell for a soft real-time app. I will likely use actors, for what it's worth. I'm ... or two. Does this seem realistic? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Java has no lifetime for an object, this is managed by the garbage collector. And if I use some IO classes without ... new File("path") ) ); See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am doing some tests with escape analysis in Java 7 in order to better understand what objects are eligible to ... current thread. Any idea? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Object.finalize() is deprecated in Java 9, and I think I understand the reasons why, but I'm having trouble ... What should I be doing instead? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Suppose I create a temporary file in Java with the method File tmp = File.createTempFile(prefix, suffix) ... Operating System sweeping process). See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    For Sun/Oracle's JVM, I've read that the GC algo divides new generation into one Eden region and two ... any shortcomings to this approach? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    My question is why does python use both reference counting and mark-and-sweep for gc? Why not only mark-and- ... Any thoughts? Thanks a lot. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    For general code, do I really need to dispose an object? Can I just ignore it for the most part or is it a ... sure you don't need it anymore? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    When I run 'git gui' I get a popup that says This repository currently has approximately 1500 loose objects. It ... 'helpful' popup go away. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Why always "GC (Allocation Failure)"? Java HotSpot(TM) 64-Bit Server VM (25.25-b02) for linux-amd64 JRE (1.8.0_25 ... sys=0.01, real=0.23 secs] See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In Java, the concurrent mode failure means that the concurrent collector failed to free up enough memory space form ... be too general. Thanks! See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I know they have replaced PermGen with MetaSpace in Java 8. But I have few questions: Is MetaSpace by default ... in memory? Thanks in advance See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    If I call finalize() on an object from my program code, will the JVM still run the method again when the ... finalize() method on object m? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm not looking for the usual "you can only hint the GC in Java using System.gc()" answers, this ... compilable example would be most welcome. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In PHP5, is the __destruct() method guaranteed to be called for each object instance? Can exceptions in the program prevent this from happening? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    When a garbage collector freezes the application threads before cleaning up unreferenced objects, all threads are ... safepoint not occur? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Recently my Galaxy Note 2 was upgraded to version 4.4.2. I am using this phone for development (using ADT) ... the issue to Samsung forum now. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In a PHP program, I sequentially read a bunch of files (with file_get_contents), gzdecode them, json_decode the ... where the memory is used? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    This is mostly an out-of-curiosity question. Consider the following functions var closure ; function f0() { var ... be missed by the compiler. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Are finalizers guaranteed to be executed in .NET at some point (spare power outages and the like)? I know how ... in case nobody mentioned it.) See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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