C++ Archives - Page 66 of 68

Regular cast vs. static_cast vs. dynamic_cast [duplicate]

This question already has answers here: When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used? (9 answers) Closed 7 years ago. I’ve been ...

April 10, 2022
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Easiest way to convert int to string in C++

What is the easiest way to convert from int to equivalent string in C++. I am aware of two methods. Is there any ...

April 10, 2022
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What is the effect of extern “C” in C++?

What exactly does putting extern "C" into C++ code do? For example: extern "C" { void foo(); } 1 16 extern "C" makes ...

April 10, 2022
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What is move semantics?

I just finished listening to the Software Engineering radio podcast interview with Scott Meyers regarding C++0x. Most of the new features made sense ...

April 10, 2022
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How can I profile C++ code running on Linux?

I have a C++ application, running on Linux, which I’m in the process of optimizing. How can I pinpoint which areas of my ...

April 10, 2022
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What is a smart pointer and when should I use one?

What is a smart pointer and when should I use one? 1 14 UPDATE This answer is rather old, and so describes what ...

April 10, 2022
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Why can templates only be implemented in the header file?

Quote from The C++ standard library: a tutorial and handbook: The only portable way of using templates at the moment is to implement ...

April 10, 2022
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C++11 introduced a standardized memory model. What does it mean? And how is it going to affect C++ programming?

C++11 introduced a standardized memory model, but what exactly does that mean? And how is it going to affect C++ programming? This article ...

April 10, 2022
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What is the copy-and-swap idiom?

What is this idiom and when should it be used? Which problems does it solve? Does the idiom change when C++11 is used? ...

April 10, 2022
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What are the basic rules and idioms for operator overloading?

Note: The answers were given in a specific order, but since many users sort answers according to votes, rather than the time they ...

April 10, 2022
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