Discussioni Q&A

0 Voti

3rd Jan 2021, 10:02 AM

Gogul

Why pointer is require?

0 Voti

#include<stdio.h> int main() { char *ptr = "Hello"; printf("%c\n", *&*ptr); return 0; }

17th Apr 2019, 1:07 PM

Amir

0 Voti

Can we dereference this pointer in c++?

18th Jan 2021, 6:27 PM

yogesh

c++pointers this

0 Voti

6 Risposte

11th Jun 2020, 5:42 PM

Nilesh

(SOLVED) What is the difference between "T*" arg/"T arg[]" and "T (&arg)[n]",...

arrays c++function-arguments pointers

6 Voti

8 Risposte

12th May 2022, 7:51 PM

🇺🇦 GUMBALL 🇺🇦 [Dead account]

Cash Out in intermediate python

pointers python python3

0 Voti

Please explain how this pointer still hold the value of variable a?

30th Aug 2022, 1:23 PM

Szymon Moczarski

c functions pointers

1 Voto

6 Risposte

29th Jun 2020, 6:07 AM

SAURAV KUMAR

Can you explain the 8th number line in the code?

c constants int pointers

3 Voti

How am I still able to access the value?

25th Jul 2018, 3:13 PM

Sayan Kundu

c++delete pointers

2 Voti

Can a function return a pointer variable

24th Sep 2020, 6:21 PM

OfcourseitsRohit

c++functions pointers

5 Voti

What is dynamic memory allocation??

19th Nov 2016, 4:01 PM

Tarun Sharma

1 Voto

Why dereference doesnt work with addresses directly?

25th Oct 2016, 9:23 PM

Mayank Kumar

1 Voto

3rd Jan 2017, 7:07 PM

Mourya Karan

Find the output

1 Voto

Fill in the blanks to declare two variables a and b; and two pointers pa and pb that point to a and b, respectively. Print to th

18th Jul 2019, 2:44 PM

Vineet Joshi

a blanks declare fill in the to two variables

-1 Voto

20th Apr 2020, 3:14 AM

malliga murugan

Use of pointer?

c++pointer pointers

1 Voto

Anyone explain the output of my code. Thank you

10th Feb 2021, 6:15 PM

Yash Mayank

allocation c++dynamic pointers

0 Voti

7 Risposte

26th Jun 2021, 3:11 AM

Rishi

Local variable goes out of scope and memory isnt released

c++memory pointers

0 Voti

Difference between * and & ...

22nd Sep 2019, 6:35 PM

Denomycor

2 Voti

cout<<p<<endl; output-0x29fee8 how?

20th Feb 2017, 7:25 AM

Arun

1 Voto

What does this line mean?!

19th Jun 2016, 1:41 AM

Muskan gupta

1 Voto

explain what exactly a pointer do?

28th May 2017, 5:53 PM

Souvik Chatterjee

1 Voto

What is the problem of this program for give me the length of this string ch

8th Oct 2016, 3:40 AM

Samarth Madan

1 Voto

Which is more optimum using an multidimensional array like. int arr[100][100]; or pointer to pointer like int **arr; with molloc

11th Apr 2019, 9:43 PM

Dhai Zeiri

0 Voti

Does Int* p and int *p 2 different things?

24th Jan 2021, 2:14 PM

Vaibhav

1 Voto

I can't understand the use of pointers..... What is their use

12th Feb 2017, 5:04 PM

Krishan Nandan Goswami

1 Voto

arrays pointers self-learning

2nd Dec 2016, 12:43 PM

Dhairya Jain

Question about a code

2 Voti

7 Risposte

8th Jun 2017, 2:13 AM

21kHzBANK21kHZ

C++ challenge question not clear

c++challenge pointers

0 Voti

18th May 2019, 11:34 AM

Alfredo Caroli

Pointer and array

0 Voti

void swap (int *num1, int *num2); van someone explain about this"swap"?

16th Apr 2020, 4:06 PM

VISHAL JAYMANGAL DEDAVAT

0 Voti

Please illustrate me the concept of call by value and call by refrence

22nd Apr 2020, 2:43 AM

narthana wickramasinghe

2 Voti

what is the most important point in C++?

4th Feb 2017, 6:05 AM

Ashutosh Saraf

2 Voti

Why my code gives error when i replace these hex number by q ? If address of a pointer is in hex then it should work.

11th Nov 2016, 11:09 PM

Shir Hussain

1 Voto

Can anyone help me out please?

24th May 2020, 8:43 PM

Shubham Maurya

c pointers struct

1 Voto

What is the difference between using string type and char[] type to store a name?

12th Jun 2019, 6:38 AM

Sandesh Dinkar

array c++pointers string

2 Voti

9 Risposte

2nd Aug 2020, 3:12 AM

Prashant Pant

& and *

beginner c++pointers

1 Voto

Hi guys i need to delete item from arra and print new array, what wrong?

4th Jun 2025, 1:01 AM

takopiタコピー

arraylist arrays loops pointers

0 Voti

9 Risposte

7th Jul 2021, 8:42 PM

Olka Berkovich

Write a program to find biggest among three numbers using pointer.

0 Voti

why is the answer 17 in the following code

20th Oct 2019, 10:34 PM

Mr. Pekka

1 Voto

26th Mar 2017, 11:52 AM

Splndid Nrzy

C pointer

0 Voti

12th Feb 2019, 6:12 PM

Jordan

C++

1 Voto

Hello good morning/afternoon/evening ,

6th Apr 2019, 4:34 AM

Svojas Pitale

cpp pointers

0 Voti

Reading the value of a pointer from a function

12th May 2022, 1:17 PM

Abhay mishra

c functions pointers

0 Voti

Why value of a doesn't change in this code?

15th Dec 2019, 7:16 PM

mel1705

help pointers swaping

0 Voti

Can anyone explain. Me about pointers?? Challenge

7th Jan 2021, 5:10 AM

Rishab Sharma

c++pointers worried

4 Voti

30th May 2017, 7:41 PM

Faraz Anwar

What is double pointers?

c++double pointers

0 Voti

could someone tell me why would the result of *p=*p+4 eqal to 17 ????!!! help

17th Oct 2019, 4:12 PM

#ArizmaAltair PATHAN

c++help pointers

1 Voto

7 Risposte

26th Dec 2017, 9:14 AM

RiGeL

How to set values in an array cell in a heap?

0 Voti

General pointer question?

8th Jun 2019, 10:07 AM

Cric Hadaw

2 Voti

15th Jul 2017, 5:48 AM

Vignesh r

function declaration

array cpp function logic pointers prototyping to

21 Voti

6 Risposte

15th Jun 2019, 9:05 AM

Night_fury~

Output of C++ code

c c++pointers

2 Voti