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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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Is cout synchronized/thread-safe?

... 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 ...
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What is the meaning of the term “free function” in C++?

... 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 in...
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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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Why does C# allow {} code blocks without a preceding statement?

... And in C++, because of RAII instead of GC, it is far more useful. – Deduplicator Dec 23 '15 at 1:44 ...
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How to repeat a string a variable number of times in C++?

... want to insert 'n' spaces (or any string) at the beginning of a string in C++. Is there any direct way to do this using either std::strings or char* strings? ...
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Are typedef and #define the same in c?

...ound types (like structs and function pointers) readable and handlable (in C++ there are even situations where you must typedef a type). For (3): You should always prefer language features over preprocessor macros when that's possible! So always use typedefs for types, and constant values for const...
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C#对象序列化与反序列化 - 更多技术 - 清泛网 - 专注IT技能提升

...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 ...