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How to configure MongoDB Java driver MongoOptions for production use?

... Updated to 2.9 : autoConnectRetry simply means the driver will automatically attempt to reconnect to the server(s) after unexpected disconnects. In production environments you usually want this set to true. connectionsPerHost are the amount of physical connections a single Mongo instance (it's si...
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File path to resource in our war/WEB-INF folder?

I've got a file in my war/WEB-INF folder of my app engine project. I read in the FAQs that you can read a file from there in a servlet context. I don't know how to form the path to the resource though: ...
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print call stack in C or C++

Is there any way to dump the call stack in a running process in C or C++ every time a certain function is called? What I have in mind is something like this: ...
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How do synchronized static methods work in Java and can I use it for loading Hibernate entities?

If I have a util class with static methods that will call Hibernate functions to accomplish basic data access. I am wondering if making the method synchronized is the right approach to ensure thread-safety. ...
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携程遭超长宕机:内部数据管理恐存严重漏洞 - 资讯 - 清泛网 - 专注C/C++及内核技术

...发生的大事。 自28日11时起,携程网(http://www.ctrip.com/)及APP陷入瘫痪状态,3小时后相关服务并未恢复,情急之下携程在首页上挂出了“正在紧急修复中...您可以访问:艺龙旅行网”的字样。 遗憾的是,28日17点开始,艺龙旅行首...
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What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?

...ch should help beginners (and intermediate) programmers to recognize and challenge their unwarranted assumptions in C, C++ and their platforms. ...
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How to make my custom type to work with “range-based for loops”?

...hanges, and compilers that do not. The objects returned do not have to actually be iterators. The for(:) loop, unlike most parts of the C++ standard, is specified to expand to something equivalent to: for( range_declaration : range_expression ) becomes: { auto && __range = range_expressi...
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How to generate JAXB classes from XSD?

...d we return a lot of XML. With this we decided to use JAXB. So far, we manually coded the Models for the XML. 10 Answers ...
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How do you detect/avoid Memory leaks in your (Unmanaged) code? [closed]

... Valgrind for Linux (and OS X). If you use windose - deleaker - best of all! – John Smith Dec 12 '11 at 18:12 ...
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What are the differences between numpy arrays and matrices? Which one should I use?

...ted/numpy.matrix.html As other answers already state that you can achieve all the operations with NumPy arrays. share | improve this answer | follow | ...