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Published on 2010-04-26T07:03:34Z
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2010/04/26
7:13 UTC
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How can the below code result in a dangling pointer.
{
char *cPointer = malloc ( some constant number );
/* some code */
free ( cPointer );
cPointer = NULL;
/* some code */
}
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I want to learn C++ by using Vim and MinGW as compiler. I'm interesting at "C++ Primer (4th Edition)" and "C++ Primer Plus (5th Edition)" but I don't know how about it different. It has no book store that I can review those books, so I want to know, what is the different between those book and which…
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In unmanaged c++ dll i have a function which takes constant std::string as argument
Prototype : void read ( const std::string &imageSpec_ )
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After more than a few questions about deciding on C++ books I thought we could make a better community wiki version. Providing QUALITY books and an approximate skill level. Maybe we can add a short blurb/description about each book that you have personally read / benefited from. Feel free to debate…
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In this insightful article, one of the Qt programmers tries to explain the different kinds of smart pointers Qt implements. In the beginning, he makes a distinction between sharing data and sharing the pointers themselves:
First, let’s get one thing straight:
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My code has an interface like
class IExample { ~IExample(); //pure virtual methods ...};
a class inheriting the interface like
class CExample : public IExample { protected: CExample(); //implementation of pure virtual methods ... };
and a global function to create object of this class -
createExample(…
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i have two pointers,
char *str1;
int *str2;
if i look at the size of both the pointers lets assume
str1=4 bytes
str2=4 bytes
str1++ will increment by 1 byte
but if str2++ will increment 4 byte
could anybody tell e the concept behind this?
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HI,
I have this query about smart pointers.
I heard from one of my friends that smart pointers can almost always replace raw pointers.
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