pointers

C isn’t that hard: void ( *( *f[] ) () ) ()

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I just saw a picture today and think I’d appreciate explanations. So here is the picture: I found this confusing and wondered if such codes are ever practical. I googled the picture and found another picture in this reddit entry, and here is that picture: So this “reading spirally” is something valid? Is this how … Read more

Why is ‘this’ a pointer and not a reference?

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I was reading the answers to this question C++ pros and cons and got this doubt while reading the comments. programmers frequently find it confusing that “this” is a pointer but not a reference. another confusion is why “hello” is not of type std::string but evaluates to a char const* (pointer) (after array to pointer … Read more

What exactly is a C pointer if not a memory address?

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In a reputable source about C, the following information is given after discussing the & operator: … It’s a bit unfortunate that the terminology [address of] remains, because it confuses those who don’t know what addresses are about, and misleads those who do: thinking about pointers as if they were addresses usually leads to grief… … Read more

How come an array’s address is equal to its value in C?

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In the following bit of code, pointer values and pointer addresses differ as expected. But array values and addresses don’t! How can this be? Output my_array = 0022FF00 &my_array = 0022FF00 pointer_to_array = 0022FF00 &pointer_to_array = 0022FEFC #include <stdio.h> int main() { char my_array[100] = “some cool string”; printf(“my_array = %p\n”, my_array); printf(“&my_array = %p\n”, … Read more