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How can I get the max (or min) value in a vector?
How can I get the max (or min) value in a vector in C++ ?
10 Answers
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How does delete[] know it's an array?
...over-allocating enough to store the array size. For more details, see the C++ Super FAQ.
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Is cout synchronized/thread-safe?
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The C++03 standard does not say anything about it. When you have no guarantees about the thread-safety of something, you should treat it as not thread-safe.
Of particular interest here is the fact that cout is buffered. Even if ...
What is meant by 'first class object'?
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But I can do this in C++: int twice(int x) { return x << 1; } int (*f)(int) = twice; std::cout<<(*f)(5)<<std::endl; Does that mean C++ treats functions as first class objects (with a funny syntax)?
– Thoma...
Objective-C : BOOL vs bool
...tion blocks, e.g.), when you compile for iOS 32 bits (iPhone 5C...). I use C++ bool everywhere in my code, and BOOL in the APIs that are defined with BOOL
– stephane k.
Mar 6 at 11:16
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What does (x ^ 0x1) != 0 mean?
...ually Spook is right. The test (x != 1) is not equivalent. The code can be C++ (and in C++, ^ can be an operator that does anything). So you don't know the context, @Spook is right.
– xryl669
Dec 19 '13 at 18:33
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What is the meaning of the term “free function” in C++?
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The term free function in C++ simply refers to non-member functions. Every function that is not a member function is a free function.
struct X {
void f() {} // not a free function
};
void g() {} // free function
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What does int argc, char *argv[] mean?
In many C++ IDE's and compilers, when it generates the main function for you, it looks like this:
8 Answers
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How to initialize a struct in accordance with C programming language standards
... the same as objects that have static storage duration.
Microsoft Visual C++ compiler should support designated initializers since version 2013 according to official blog post C++ Conformance Roadmap. Paragraph Initializing unions and structs of Initializers article at MSDN Visual Studio document...
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...伟", true, "C#"));
list.Add(new Programmer("Coder2", false, "C++"));
list.Add(new Programmer("Coder3", true, "Java"));
//使用二进制序列化对象
string fileName = @"D:\users\lizw\桌面\Programmers.dat";//文件名称与路径
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