c tag

1304 questions

1 answers
89 views
0

Is the size of the pointer always 4?

On my computer,sizeof(char*) = 4sizeof(int*) = 4sizeof(long long*) = 4Then does the pointer size have to be 4?

2 years ago

2 answers
28 views
0

Why do you use #ifndef IN #define IN in C language?

<Header File>#ifndef OUT#define OUT#endif#ifndef IN#define IN#endif<Source medium>//********************************************************************************************************...

2 years ago

1 answers
29 views
0

C language question

I'm a student who transferred late and is practically self-taught.I'm writing a grade management program for my assignment, but there's a blockage, so I'm asking you a question. typedef struct { int n...

2 years ago

1 answers
30 views
0

c Code error multiplying the language number.

It's a code that goes up by multiplying the number.The code below is printed.There's an error code somewhere.Which part should I fix?Code must not be added.Code void one(void);void two(void);int times...

2 years ago

1 answers
97 views
0

How to initialize private static members

How do I initialize private static member?There is an error in the way I did itld: 1 duplicate symbol for architecture x86_64clang: error: linker command failed with exit code 1 (use -v to see invocat...

c++ initialization static static-members

2 years ago

1 answers
71 views
0

I have a question about malloc free order

Why is it that I have to do the reverse free for the malloc order?

malloc

2 years ago

1 answers
80 views
0

Difference between foo(void) and foo() in C/C++

How are these two different?If the two are the same, why is there a void factor?

c c++ arguments void

2 years ago

1 answers
52 views
0

How do I enter binary numbers?

const x = 00010000;Like the octal and hexadecimal numbers start with 0x, Is there a function to specify binary numbers?

c c++ binary

2 years ago

1 answers
130 views
0

What's the difference between int * const and const* and int const *?

What's the difference?The pointer is too hard ㅜ

const c pointer

2 years ago

1 answers
121 views
0

How do I print "unsigned long"?

I know how to output the int, long, float, and double types in CI don't know how to print unsigned longprintf(%lu\n, unsigned_boo)printf(%du\n, unsigned_boo)printf(%ud\n, unsigned_boo)printf(%ll\n, un...

c printf long-integer unsigned

2 years ago

- 82 -

Popular Tags

python x 4647

android x 1593

java x 1494

javascript x 1427

c x 927

c++ x 878

ruby-on-rails x 696

php x 692

python3 x 685

html x 656