Q&A Discussions

1 Vote

5th Sep 2016, 8:19 PM

ANUJ CHITMITWAR

What is dynamic memory?

2 Votes

What is meant by return type?

5th Sep 2016, 6:47 AM

ANUJ CHITMITWAR

2 Votes

What is difference between void main and main?

4th Sep 2016, 9:09 AM

Wycliffe Omondi

0 Votes

What is the meaning of pointers ,void and main?

4th Sep 2016, 7:23 AM

Dixit Parkhiya

c++

0 Votes

how to write a programme to convert a decimal numer to hexadecimal number without using araays?

3rd Sep 2016, 3:56 PM

saniya inam

0 Votes

How to store Pointer's memory location?

31st Aug 2016, 5:30 PM

ASHISH RAKESH

2 Votes

28th Aug 2016, 2:03 PM

Heeth Jain

What is heap??

1 Vote

What is the best website to study dynamic binding and pointers and array and function and structure?

27th Aug 2016, 2:27 PM

Ansari Alfia

0 Votes

Can someone explain this int numb = 15; int *numbptr; numbptr = &numb; *numbptr = 20; cout << *numbptr; Output: 20 why changing the value of the pointer chamge the value of the numb variable too?

25th Aug 2016, 11:40 AM

Mayil esh

0 Votes

25th Aug 2016, 1:02 AM

Carlos Augusto Silva Gurgel

Size of variable

c++pointers sizeof

0 Votes

heap memory and stack memory

18th Aug 2016, 5:46 PM

vishwas

0 Votes

I get confused with pointers..... address of... and actual value. what is a good way to keep it straight in my head without getting them confused?

15th Aug 2016, 5:07 AM

Karan Luther

0 Votes

int N , M; cout << "ENTER N M: cin >> N >> int **p = new int *[N] for(int i = 0; i < N; i++); P[i] = new int [M]; what is it means? i dont understand pointers of this code. please explain

13th Aug 2016, 9:22 PM

Joshua Hulick

1 Vote

What is the heap used/useful for?

11th Aug 2016, 7:28 AM

mirbek

0 Votes

What would be a practical application for using a pointer to a variables memory address.

10th Aug 2016, 4:49 PM

psychotic teddy bear

c++memory pointers this

1 Vote

9 Answers

10th Aug 2016, 4:54 AM

Donovan

can someone tell me a real life application of pointers.. maybe like in games what do they do?

0 Votes

how can I access a variable using pointers?

8th Aug 2016, 10:35 PM

daniel possible praise

php pointers

0 Votes

Can we create a pointer to pointer?

7th Aug 2016, 8:36 AM

Ravi Chaudhary

0 Votes

What's the difference between pointer and reference?

7th Aug 2016, 5:37 AM

Feliks Harutyunyan

0 Votes

is pointers used only to assign the address?

4th Aug 2016, 5:07 AM

Bill Li

-1 Vote

Why is it good practice to assign NULL to a pointer when declaring it?

1st Aug 2016, 2:45 PM

rishabh

0 Votes

why we write return 0; ????

31st Jul 2016, 7:13 PM

Awni

0 Votes

What I don't understand is that, it is being said that java doesn't support pointers as c++ for more security, so why is "this pointers" are used???

29th Jul 2016, 2:32 PM

Abbass Awad

java

0 Votes

What is dangling pointer?

28th Jul 2016, 4:37 PM

kartik shouche

4 Votes

What is dynamic memory andwhat is delete pointer?

28th Jul 2016, 3:20 PM

krishna desai

0 Votes

I don't understand why we use " & " in the code

28th Jul 2016, 3:17 PM

krishna desai

will someone could explain more about null pointer for me?

1 Vote

7 Answers

28th Jul 2016, 1:22 PM

Raphael Korosso

1 Vote

How can I get the address of the pointer itself not the address to which the pointer is pointing but the addrrss of the memory location where the actual pointer is stored

24th Jul 2016, 6:56 AM

Yousef Sayadi

4 Votes

"All pointers share the same data type - a long hexadecimal number..."

22nd Jul 2016, 7:31 AM

Vladislav Vulchev

3 Votes

Why do we use pointers in c++???

19th Jul 2016, 8:02 AM

Anik Sarker

3 Votes

Please explain how it's output is 100? #include <iostream> using namespace std; void myFunc(int *x) { *x = 100; } int main() { int var = 20; myFunc(&var); cout << var; }

17th Jul 2016, 4:01 AM

Suryansh

2 Votes

16th Jul 2016, 7:37 AM

yashmi

Pointers

java

2 Votes

what's the difference between new int and NULLL?

16th Jul 2016, 5:24 AM

Chander Mohan Pundhir

c++memory pointers

0 Votes

what is the pointer? what purpose of pointers?

15th Jul 2016, 7:12 AM

Andrei Alekseev

2 Votes

Java support the pointers or not?

12th Jul 2016, 9:30 PM

Rizky lexsi

java

2 Votes

what is the difference between heap and stack?

12th Jul 2016, 9:14 AM

Manu

c++dynamic heap memory pointers stack

5 Votes

6 Answers

11th Jul 2016, 6:35 PM

Abdur-Rahmaan Janhangeer

int **p; what is the meaning of this code?

Will the memory be automatically freed in stack?

0 Votes

6 Answers

10th Jul 2016, 2:25 AM

Clyde Bryan

0 Votes

Is there any pointer concepts exist in python? if yes then please give any example.

9th Jul 2016, 7:29 PM

Priya R

pointers python

0 Votes

what dose allocate mean ?

9th Jul 2016, 11:22 AM

RUDRABHA MUKHERJEE

1 Vote

7th Jul 2016, 8:56 PM

TheFallenNights

Wrong pointer-datatype?

c++data-types pointers

3 Votes

I need someone's help to explain arrays to me simply and pointers plz

7th Jul 2016, 1:48 PM

MaxCode

arrays c++pointers

2 Votes

why pointers are not used in java?

7th Jul 2016, 12:29 PM

TheFallenNights

input java

0 Votes

Why are pointers important and what can be done with them later on?

6th Jul 2016, 5:12 PM

bhargav

1 Vote

Why are pointers useful in games?

6th Jul 2016, 8:07 AM

Brian Feetham

3 Votes

what exactly does a pointer do?

2nd Jul 2016, 5:39 AM

Armandas Bolevičius

3 Votes

what is the (technical) difference between a pointer variable (<datatype>*) and a reference variable (<datatype>&). which one should be preferred?

28th Jun 2016, 4:48 PM

Bounty Hunter

3 Votes

can any one explain the use of pointers in a simple way?

25th Jun 2016, 2:09 PM

multimodcrafter

6 Votes

Passing by reference - difference

24th Jun 2016, 9:50 AM

Sara ♡

c c++pointers

1 Vote