copy-constructor

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Are variadic constructors supposed to hide the implicitly generated ones?

Are variadic constructors supposed to hide the implicitly generated ones, i.e. the default constructor and the copy constructor?[详细]

2023-01-01 15:44 分类：问答
CArray doesn't call copy constructors on memory reallocations, now what?

Suppose I have a class that requires copy constructor to be called to make a correct copy of: struct CWeird[详细]

2023-01-01 14:46 分类：问答
QObject cloning

I know that Qobjects are supposed to be identities not values eg you cannot copy them and by default the copy constructor and assignment are disabled as explained in qt documentation. But is it possib[详细]

2022-12-30 10:24 分类：问答
Copy Constructor in C++

I have this code #include <iostream> using namespace std; class Test{ public: int a; Test(int i=0):a(i){}[详细]

2022-12-29 18:19 分类：问答
Why doesn't C# support the concept of Copy Constructor?

I was as开发者_开发百科ked this question in one of my interviews, but I wasn\'t able to find out exactly why this concept is not there.[详细]

2022-12-27 18:29 分类：问答
extraneous calls to copy-constructor and destructor

[a follow up to this question] class A { public: A(){cout<<\"A Construction\"<<endl;} A(A const& a){cout<<\"A Copy Construction\"<<endl;}[详细]

2022-12-27 00:24 分类：问答
Template class implicit copy constructor issues

Stepping through my program in gdb, line 108 returns right back to the calling function, and doesn\'t call the copy constructor in class A, like (I thought) it should:[详细]

2022-12-26 23:59 分类：问答
copy constructor by address

I have two copy constructors Foo(Foo &o开发者_开发百科bj){ } Foo(Foo *obj){ } When will the second copy constructor will get called?No you don\'t - you have one copy constructor[详细]

2022-12-23 22:51 分类：问答
C++ copy-construct construct-and-assign question

Here is an extract from item 56 of the book \"C++ Gotchas\": It\'s not uncommon to see a simple initialization of a Y object written[详细]

2022-12-23 19:00 分类：问答
Storing objects in STL vector - minimal set of methods

What is \"minimal framework\" (necessary methods) of complex object (with explicitly malloced internal data), which I want to store in STL container, e.g. <vector>?[详细]

2022-12-23 17:24 分类：问答