pointers Archives - Page 6 of 6

How do you pass a function as a parameter in C?

I want to create a function that performs a function passed by parameter on a set of data. How do you pass a ...

April 23, 2022
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What is the difference between const int, const int const, and int const *?

I always mess up how to use const int*, const int * const, and int const * correctly. Is there a set of ...

April 11, 2022
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With arrays, why is it the case that a[5] == 5[a]?

As Joel points out in Stack Overflow podcast #34, in C Programming Language (aka: K & R), there is mention of this property ...

April 11, 2022
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Why should I use a pointer rather than the object itself?

I’m coming from a Java background and have started working with objects in C++. But one thing that occurred to me is that ...

April 10, 2022
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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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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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When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?

What are the proper uses of: static_cast dynamic_cast const_cast reinterpret_cast C-style cast (type)value Function-style cast type(value) How does one decide which to use ...

April 10, 2022
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What are the differences between a pointer variable and a reference variable in C++?

I know references are syntactic sugar, so code is easier to read and write. But what is the difference between a pointer variable ...

April 9, 2022
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How can I use pointers in Java?

April 8, 2022
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