dangling-pointer

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Temporaries lifetime in N3290 C++ draft

A point from N3290 C++ draft, § 12.2, 5th point, line 10. The second context is when a reference is bound to a temporary. The[详细]

2023-04-04 01:04 分类：问答
Returning ref to data from function leads to dangling ref issue

Please check the two code snippets below. While in sample 2, there clearly resides dangling reference issue as ref of local variable is passed, do you think the same problem exists in sample 1? I myse[详细]

2023-03-14 18:09 分类：问答
Dynamically allocated list in C++

I made a cute generic (i.e. template) List class to handle lists in C++. The reason for that is that I found the std::list class terribly ugly for everyday use and since I constantly use lists, I need[详细]

2023-02-16 05:53 分类：问答
Dangling pointer example

In the following code, why does s1.printVal causes a dangling point开发者_如何学Cer error? Isn\'t the s1 object, i.e. its pointer, still accessible until it\'s destroyed?[详细]

2023-01-11 20:19 分类：问答
Is destructor called when removing element from STL container?

Say I have two containers storing pointers to the same objects: std::list<Foo*> fooList; std::vector<Foo*> fooVec;[详细]

2023-01-08 22:36 分类：问答
Dangling pointers and double free

After some painful experien开发者_运维百科ces, I understand the problem of dangling pointers and double free. I am seeking proper solutions.[详细]

2022-12-25 04:04 分类：问答
Is there an attribute that ignores a method on design-time?

Something like: <DesignTimeHidden()开发者_如何学编程> _ Private Sub UserControl_IsVisibleChanged(sender As Object, _[详细]

2022-12-17 12:58 分类：问答
Simple, efficient weak pointer that is set to NULL when target memory is deallocated

Is there a simple, efficient weak/guarded pointer? I need multiple pointers to the same object that are all automatically set to NULL when the object is deleted. There is one \"master\" pointer that i[详细]

2022-12-13 19:50 分类：问答