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定位C++程序CPU占用率高的步骤及技巧(全网最干,没有之一) - C/C++ - 清...
定位C++程序CPU占用率高的步骤及技巧(全网最干,没有之一)locating_cpp_cpu_high_usage本文系统全面介绍C++程序CPU占用率高的原因,以及如何定位到具体的代码行。(持续更新,欢迎讨论补充,有任何问题或需要指导的欢迎扫描页面...
C++高并发、低延迟程序的开发技巧(全网最干,没有之一) - C/C++ - 清泛网...
C++高并发、低延迟程序的开发技巧(全网最干,没有之一)cpp_high_concurrency_low_latency_programing本文系统全面总结C++开发高并发低延迟程序的各种技巧,均已经历过大型系统的线上锤炼。(持续更新,欢迎讨论补充,有任何问题或...
Why can't variables be declared in a switch statement?
... can't you declare variables after a case label in a switch statement? In C++ you can declare variables pretty much anywhere (and declaring them close to first use is obviously a good thing) but the following still won't work:
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How to compile a 64-bit application using Visual C++ 2010 Express?
...ere a simple way to compile a 64 bit app with the 32-bit edition of Visual C++ 2010 Express? What configurations, if any, are necessary?
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Why #define TRUE (1==1) in a C boolean macro instead of simply as 1?
...and resolve to true and false) if the compiler supports it. (specifically, C++)
However, it would be better to check whether C++ is in use (via the __cplusplus macro) and actually use true and false.
In a C compiler, this is equivalent to 0 and 1.
(note that removing the parentheses will break tha...
400 BAD request HTTP error code meaning?
... this answer 4 years ago, these days I feel like even errors should return 200, and that errors should only apply to the http transmission and not the payload.
– Jason Sperske
Nov 1 '17 at 21:33
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General guidelines to avoid memory leaks in C++ [closed]
What are some general tips to make sure I don't leak memory in C++ programs? How do I figure out who should free memory that has been dynamically allocated?
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How can I add reflection to a C++ application?
I'd like to be able to introspect a C++ class for its name, contents (i.e. members and their types) etc. I'm talking native C++ here, not managed C++, which has reflection. I realise C++ supplies some limited information using RTTI. Which additional libraries (or other techniques) could supply this ...
Forward declaring an enum in C++
...lues, the compiler can't know the storage required for the enum variable. C++ Compiler's are allowed to specify the actual storage space based on the size necessary to contain all the values specified. If all that is visible is the forward declaration, the translation unit can't know what storage ...
Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
Could you C++ developers please give us a good description of what RAII is, why it is important, and whether or not it might have any relevance to other languages?
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