大约有 4,300 项符合查询结果(耗时:0.0371秒) [XML]

https://stackoverflow.com/ques... 

__FILE__, __LINE__, and __FUNCTION__ usage in C++

Presuming that your C++ compiler supports them, is there any particular reason not to use __FILE__ , __LINE__ and __FUNCTION__ for logging and debugging purposes? ...
https://stackoverflow.com/ques... 

How is it possible to declare nothing inside main() in C++ and yet have a working application after

...wing question (which I had asked long back): Is main() really start of a C++ program? Note that such code is not safe and should be best avoided in general. For example, the std::cout object may not be initialized when print_fibs() is executed, if so then what would std::cout do in the function...
https://stackoverflow.com/ques... 

A free tool to check C/C++ source code against a set of coding standards? [closed]

...a tool for Java ( Checkstyle , JCSC ), but I can't seem to find one for C/C++. I am not looking for a lint-like static code analyzer, I only would like to check against coding standards like variable naming, capitalization, spacing, identation, bracket placement, and so on. ...
https://stackoverflow.com/ques... 

Which C++ idioms are deprecated in C++11?

... Final Class: C++11 provides the final specifier to prevent class derivation C++11 lambdas substantially reduce the need for named function object (functor) classes. Move Constructor: The magical ways in which std::auto_ptr works are no lo...
https://stackoverflow.com/ques... 

What should main() return in C and C++?

... the correct (most efficient) way to define the main() function in C and C++ — int main() or void main() — and why? And how about the arguments? If int main() then return 1 or return 0 ? ...
https://stackoverflow.com/ques... 

Forward declaration of a typedef in C++

...o forward declare a C-style struct that was defined using typedef, in some c++ code, I have found a solution that goes as follows... // a.h typedef struct _bah { int a; int b; } bah; // b.h struct _bah; typedef _bah bah; class foo { foo(bah * b); foo(bah b); bah * mBah; }; ...
https://www.tsingfun.com/it/cpp/1534.html 

C语言结构体里的成员数组和指针 - C/C++ - 清泛网 - 专注C/C++及内核技术

... return 0; } 你编译一下上面的代码,在VC++和GCC下都会在14行的printf处crash掉你的程序。@Laruence 说这个是个经典的坑,我觉得这怎么会是经典的坑呢?上面这代码,你一定会问,为什么if语句判断的不是f.a?而是f....
https://stackoverflow.com/ques... 

How do I declare a 2d array in C++ using new?

...t will create an array of an allocated-type int[X][Y]. This is a "hole" in C++'s type system, since the ordinary type system of C++ doesn't have array dimensions with sizes not known at compile time, thus these are called "allocated types" – Johannes Schaub - litb ...
https://stackoverflow.com/ques... 

Linux c++ error: undefined reference to 'dlopen'

I work in Linux with C++ (Eclipse), and want to use a library. Eclipse shows me an error: 10 Answers ...
https://stackoverflow.com/ques... 

What techniques can be used to speed up C++ compilation times?

What techniques can be used to speed up C++ compilation times? 27 Answers 27 ...