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How do exceptions work (behind the scenes) in c++

...ng, I decided to actually look at the generated code with a small piece of C++ code and a somewhat old Linux install. class MyException { public: MyException() { } ~MyException() { } }; void my_throwing_function(bool throwit) { if (throwit) throw MyException(); } void another_...
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实战做项目如何选择开源许可协议(一)-了解协议 - 开源 & Github - 清泛网...

...e_permission目前国内开源项目正在逐渐升温,中国也开始有少优秀的开源项目突显出来。在大家摩拳擦掌准备加入开源大军时,也要知道这圈子里的规则。...目前国内开源项目正在逐渐升温,中国也开始有少优秀的开源项目...
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What does the Q_OBJECT macro do? Why do all Qt objects need this macro?

...ion: The Meta-Object Compiler, moc, is the program that handles Qt's C++ extensions. The moc tool reads a C++ header file. If it finds one or more class declarations that contain the Q_OBJECT macro, it produces a C++ source file containing the meta-object code for those classe...
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How to make a floated div 100% height of its parent?

...le> #outer { position:absolute; height:auto; width:200px; border: 1px solid red; } #inner { position:absolute; height:100%; width:20px; border: 1px solid black; } </style> <div id='outer'> <div id='...
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What are the advantages of using nullptr?

... void f(nullptr_t); //an overload to handle nullptr argument!!! 1. In C++, NULL is defined as #define NULL 0, so it is basically int, that is why f(int) is called. share | improve this answer ...
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How to get current time and date in C++?

Is there a cross-platform way to get the current date and time in C++? 24 Answers 24 ...
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余佳文公开道歉: “一亿分红”本质上是吹嘘炒作 - 资讯 - 清泛网 - 专注C/...

...价值观缺失,给很多人造成了伤害。万众创业的大潮下,少年轻创业“偶像”在互联网领域出现。近日,超级课程表创始人兼CEO余佳文一小心成为了“负面典型”。他曾经在央视某节目上公开许诺“拿1亿利润分给员工”,...
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Empty Visual Studio Project?

... The Visual C++ project types has an "Empty Project" in the "General" category. It comes up with several empty folders ("Header Files", "Resource Files", "Source Files") that are just 'filters' (they aren't on the file system). You can...
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C++ Object Instantiation

I'm a C programmer trying to understand C++. Many tutorials demonstrate object instantiation using a snippet such as: 9 An...
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Select first row in each GROUP BY group?

... On Oracle 9.2+ (not 8i+ as originally stated), SQL Server 2005+, PostgreSQL 8.4+, DB2, Firebird 3.0+, Teradata, Sybase, Vertica: WITH summary AS ( SELECT p.id, p.customer, p.total, ROW_NUMBER() OVER(PARTITION BY p.customer ...