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CDN（内容分发网络）技术原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...时工作，才需要负载均衡器，使Cache群协同工作。
7. CDN 示例
商业化的CDN网络是用于服务性质的，高可用性等要求非常高，有专业产品和CDN网络解决方案，本文主要从理论角度，理解CDN的实现过程，并利用已有网络环境和开源...
Why do C++ libraries and frameworks never use smart pointers?
...reinvents the wheel. Even strings, Qt has QString, wxWidgets has wxString, MFC has the horribly named CString. Isn't a UTF-8 std::string good enough for 99% of GUI tasks?
– Inverse
Apr 26 '12 at 19:43
...
throw new std::exception vs throw std::exception
...tions#what-to-catch
https://isocpp.org/wiki/faq/exceptions#catch-by-ptr-in-mfc
Basically "unless there's a good reason not to, catch by reference. Avoid catching by value, since that causes a copy to be made and the copy can have different behavior from what was thrown. Only under very special cir...
App Inventor 2 项目合并工具 AIMerge · App Inventor 2 中文网
...它将使用由两个不同开发人员开发的简单双屏应用程序的示例来演示此过程。
概述
Dividing Work
Developer 1 Work In App Inventor
Design View
Blocks Editor
Download Source Code
Developer 2 Work In App Inventor
Design View
Blocks Editor
Download Source Code
Merg...
通信连接组件 · App Inventor 2 中文网
...存的）
请求标头
设置请求标头。以下是一个请求标头示例截图：
请求标头信息，格式为包含双项子列表的列表数据。其中，各子列表中第一项表示请求头的字段名，而第二项则表示对应的字段值，既可以是单个数值...
What is “stdafx.h” used for in Visual Studio?
... Historical curiosity. The name of stdafx.h dates from around 1992, when MFC was called 'Application Framework Extensions' before its release. Visual Studio 2015 still defaults to the name ..
– kert
Jan 9 '16 at 20:28
...
What are the rules about using an underscore in a C++ identifier?
...riables, rather than local variables or parameters. If you've come from an MFC background, you'll probably use m_foo . I've also seen myFoo occasionally.
...
Understanding events and event handlers in C#
... for your event handler. (Stupidly, OnXXX is taken to mean 'handle XXX' in MFC, and 'raise XXX' in .net, and so now its meaning is unclear and confusing - see this post for details ). Preferred names would be RaiseXXX to raise events, and HandleXXX or Sender_XXX to for event handlers.
...
When does invoking a member function on a null instance result in undefined behavior?
...ber that succeeding falls within the universe of "undefined"!
Microsoft's MFC function GetSafeHwnd actually relies on this behavior. I don't know what they were smoking.
If you're calling a virtual function, the pointer must be dereferenced to get to the vtable, and for sure you're going to get UB...
Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
... }
}
}
使用时，需要注册COM。这只是一个简单的示例。
Step by step可以参见以下链接：
http://msdn.microsoft.com/en-us/library/aa140061(office.10).aspx
http://support.microsoft.com/kb/285339/zh-cn
MSDN上的文章虽然是针对Excel 2002，但是2003和2007...