Q&A Discussions
In SQL, is it a must I indicate a primary key? Can't my first column which has int as datatype be the primary key by default?
1 Vote
3 Answers
Suppose we are using int main() and after that in the last of the program why we are writing that return o;
1 Vote
2 Answers
I am a beginner in Python. I want to code a program which outputs all the Fabonacci numbers within 100.
-1 Vote
2 Answers
int m, n; cin>>m>>n; double ** T = new double*[n]; for(int i=0; i<m; i++){ T[i] = new double[m];
}
0 Votes
1 Answer
WAF class Solution{public int solution(int[] A);}that given an array Aof N int,return smallest +ve int(<0)that doesnt occur in A
0 Votes
1 Answer
int is primitive data type , I want to know what we call earch word in this program :--
0 Votes
1 Answer
find ints in a string
0 Votes
2 Answers
string to dubel
-1 Vote
2 Answers
Is it the same if we write int say_hello(); instead of void say_hello(); ? If not what's the difference ?
0 Votes
1 Answer
why will:
Var num;
num=42;
cause an error while:
int myAge;
myAge=18;
will not?
Is it that when working with Var we need to write it like this:
Varnum =15;
Varnum;
number=15;
2 Votes
6 Answers
I want to know how to find the index number (position) of certain element of an array in java.
6 Votes
4 Answers
Someone please explain the output of this code. It is giving output different what i expected
2 Votes
2 Answers
My code is not running , int empty_seats = 50 - left passengers ; | What is fault in this line ?
0 Votes
1 Answer
if i download the programs for c++ on my pc ( codebuilds and the compiler ) and i want to write a program in my package ( workspace ) i create a new file and write smthing beginning
#include <iostream>
using namespace std;
int main ()
{
...
}
and i want to run it, it always runs this first program : Hello World. and not my written program how can i run just my written program ?
have i maybe to write anything else as
int main () {} ?
0 Votes
16 Answers
Can anyone explain why this code always prints "True" yet changing it to int or str only always gives "False"?
0 Votes
2 Answers
what will be the output of the following function, if it gets called?
int func(){
cout<<1;
return 2;
cout<<3;
}
0 Votes
2 Answers
int i = 0;
OS obj;
while (obj.importaddr(i) != NULL)
{
if (obj.importname(i) != "Mac")
{
cout << "Is favo
0 Votes
2 Answers
Why it’s 70 and not 69?
2 Votes
6 AnswersI don't understand why the code use x in sum+=myArr[x]. I have tried to use double instead int and it doesn't work.
0 Votes
2 Answers
Why it's not calculating?
0 Votes
1 Answer
Output of the code is note as expected. Can anyone help?
When int x={4,16,20,19}
There's will be the Output is
-> 38 40 32 8
0 Votes
2 Answers
Suppose we have two arrays of int data type. One is having 40 elements, and other has 25 elements. Can we assign the array of 40
1 Vote
1 Answer
What will be the content of y and z after executing the code given below:
int y=10, z=2;
for (int x = 1; x <= 10; x=x+2)
0 Votes
3 Answers
Why the value is not same?
0 Votes
3 Answers
Fill in the blanks to declare a method that has two int parameters with default values 6 and 8, respectively, and displays their
0 Votes
1 Answer
Int a; for(a=2; a<=50;a+=2) {If( a != 10 and a != 20) cout<<a;} why the program still output value 10 and 20 in looping?
0 Votes
3 Answers
Giving a=10, b=2.5, c=6; what will be the output of 1° int m= a-b*c; 2° char k= (a%2==0?'P','R'); 3°float p=5+c/a;
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1 Answer
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How to improve code readability
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