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C++并发编程(中文版) - 文档下载 - 清泛网 - 专注C/C++及内核技术

...、std::future和std::async等基础类的使用,到内存模型和原子操作、基于锁和无锁数据结构的构建,再扩展到并行算法、线程管理,最后还介绍了多线程代码的测试工作。 本书的附录部分还对C++11新语言特性中与多线程相关的项目...
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XDocument or XmlDocument

...id="4" /> <bar id="5" /> </foo> <foo id="123">Text 1<moo />Text 2 </foo> </xml> We can evaluate: var node = xele.XPathSelectElement("/xml/foo[@id='123']"); var nodes = xele.XPathSelectElements( "//moo/ancestor::xml/descendant::baz[@id='1'...
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C++及Windows异常处理(try,catch; __try,__finally, __except) - C/C++ - ...

...,接下来,看另外两组异常模型机制,它们是Windows系列操作系统平台上提供的SEH模型,也就是说在C++中调用的时候,其实是调用Windows的API SEH,又称结构化异常处理.是设计Windows操作系统时提出一个种处理异常的方法。 __try, __e...
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How do I partially update an object in MongoDB so the new object will overlay / merge with the exist

...Doe', address: { city: 'NY', street: 'Eighth Avenu', number: 123 } }; var instructions = dot.flatten(person) console.log(instructions); /* { $set: { 'firstName': 'John', 'lastName': 'Doe', 'address.city': 'NY', 'address.street': 'Eighth Avenu', 'address.numb...
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Use URI builder in Android or create URL with variables

...would it be a path? Or would it be a query? – hichris123 Oct 3 '13 at 20:10 If it is a path, then it would be appendPa...
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HTML encoding issues - “” character showing up instead of “ ”

... answered Jun 5 '14 at 13:50 al123al123 52388 silver badges2424 bronze badges ...
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error C2804:binary \'operator +\' has too many parameters - C/C++ - 清泛网 - 专注C/C++及内核技术

...return ret; // return ret by value ,not by reference } 解决方法:+操作符包括两个操作数,应该重载为普通非成员函数。 注意重载操作符的形参数目(包括成员函数的隐式 this 指针)与操作符的操作数数目相同。对称的操作符,如算术...
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灾难恢复RTO 与 RPO - 数据库(内核) - 清泛网 - 专注C/C++及内核技术

... 所谓 RTO,Recovery Time Objective,它是指灾难发生后,从 IT 系统当机导致业务停顿之时开始,到 IT 系统恢复至可以支持各部门运作、恢复运营之时,此两点之间的时间段称为 RTO。 所谓 RPO,Recovery Point Objective,是指从系统和应...
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涨姿势:全套支付宝系统架构(内部架构图) - 更多技术 - 清泛网 - 专注C/C...

涨姿势:全套支付宝系统架构(内部架构图)近期,支付宝机房故障,不仅引得网友为马云担心,还为自己在支付宝余额宝各种宝的巨款担心。 为了让大家更好的了解支付宝系统的运作,网友...近期,支付宝机房故障,不仅引...
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Nginx serves .php files as downloads, instead of executing them

...some .php file it's just downloading it... for example... http://5.101.99.123/info.php it's working but... If I go to the main http://5.101.99.123 it's downloading my index.php :/ ...