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What is this weird colon-member (“ : ”) syntax in the constructor?
...ber initialization list. You should find information about it in any good C++ book.
You should, in most cases, initialize all member objects in the member initialization list (however, do note the exceptions listed at the end of the FAQ entry).
The takeaway point from the FAQ entry is that,
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Will strlen be calculated multiple times if used in a loop condition?
... and again it requires more memory to store. and also because unlike Java, C++ has no "Garbage Collector". Then i can be wrong also. see link regarding absence of "Garbage Collector" in C++.
– codeDEXTER
Jul 6 '12 at 21:55
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How to check that an element is in a std::set?
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there is a set.contains(x) that returns a bool in the C++ 20 standard. I don't know why it's taken us until 2020 to get that in.
– gremwell
Aug 24 '18 at 6:33
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What does “#pragma comment” mean?
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#pragma comment is a compiler directive which indicates Visual C++ to leave a comment in the generated object file. The comment can then be read by the linker when it processes object files.
#pragma comment(lib, libname) tells the linker to add the 'libname' library to the list of libra...
Why use iterators instead of array indices?
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In C++0x, the size() member function will be required to have constant time complexity for all containers that support it, including std::list.
– James McNellis
Nov 6 '10 at 16:43
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How to get the current directory in a C program?
...fferLength,
_Out_ LPTSTR lpBuffer
);
These answers apply to both C and C++ code.
Link suggested by user4581301 in a comment to another question, and verified as the current top choice with a Google search 'site:microsoft.com getcurrentdirectory'.
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uint8_t vs unsigned char
...someone mentioned one (and linked to developer docs for it) in a comp.lang.c++.moderated discussion on whether C/C++ type guarantees are too weak, but I cannot find that thread anymore, and it's always handy to reference that in any similar discussions :)
– Pavel Minaev
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How can I catch a ctrl-c event?
How do I catch a Ctrl + C event in C++?
4 Answers
4
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Swift native base class or NSObject
...ration. Otherwise it will follow a static- and vtable-dispatch style, like C++.
6 Answers
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Why is it wrong to use std::auto_ptr with standard containers?
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The C++ Standard says that an STL element must be "copy-constructible" and "assignable." In other words, an element must be able to be assigned or copied and the two elements are logically independent. std::auto_ptr does not ful...