heap-memory

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String objects and the heap

I am studying for the SCJP exam and I have a sample set of questions that I am working through. One questions answer I am unsure about and was hoping someone here might be able to help me put this q[详细]

2023-04-10 18:26 分类：问答
C# Garbage collection

Say we have: public void foo() { someRefType test = new someRefType (); test开发者_JAVA百科 = new someRefType ();[详细]

2023-04-10 03:56 分类：问答
To GC or Not To GC

I\'ve recently seen two really nice and educating languages talks: This first one by Herb Sutter, presents all the nice and cool features of C++0x, why C++\'s future seems brighter than ever, and how[详细]

2023-04-09 08:42 分类：问答
Android Heap memory increase

I am developing an application on Android 2.2 which takes extensive memory and my most operation cannot be complete because of low memory. Could anybody give me solution that how can I increase my app[详细]

2023-04-09 02:05 分类：问答
Common stack for some public variables

Someone in stack-overflow answered \"stack is attached to a thread, so when the thread exits the stack is reclaimed.\" But what about public variables how they are managed once thread execution is com[详细]

2023-04-08 15:11 分类：问答
Hadoop java mapper -copyFromLocal heap size error

As part of my Java mapper I have a command executes some code on the local node and copies a local output file to the hadoop fs.Unfortunately I\'m getting the following output:[详细]

2023-04-08 14:56 分类：问答
What actually happens when objects are dealloc'd in Objective-c?

I\'d like to understand Objective-c\'s memory management at a lower level.Say I have 100 bytes allocated on the heap to some Objective-c object.What happens to this 100 byte block when the object is d[详细]

2023-04-08 04:27 分类：问答
How can I determine the JVM minimum heap size from within a java application?

I have reviewed the answer to how to get the min and max heap size settings of a JVM from within a Java program which was helpful, but the accepted answer doesn\'t appear to answer half of the questio[详细]

2023-04-08 00:02 分类：问答
Move value from local stack to heap? (C++)

How can I take an object-as-value result from a method call and place it on the heap? For instance: The Qt QImage::scaled开发者_StackOverflow中文版ToWidth method returns a copy of the QImage object.[详细]

2023-04-07 19:09 分类：问答
Does Cassandra uses Heap memory to store blooms filter ,and how much space does it consumes for 100GB of data?

I come to know that cassandra uses blooms filter for perfor开发者_运维技巧mance ,and it stores these filter data into physical-memory.[详细]

2023-04-07 18:34 分类：问答