Обсуждения

How to modify a private data member of a class through a non member function?

3rd Jan 2022, 4:10 AM

Nishant Srinet

c++code definition

0 голосов

Can anybody please explain the malloc function? I only know that it is used in dynamic memory allocation.

16th May 2018, 3:36 AM

Code Ripper

0 голосов

Why shouldn't we initialize a variable when we use global in a function & why we can initialize a normal variable in a function?

13th Jul 2017, 6:01 PM

Inderjeet Sahu

variables

1 голос

8 ответов

7th Apr 2017, 2:28 PM

bhavana goud

Why we are not using void main for declaring a function? Instead we are using such as int?

c++functions

0 голосов

why did instantiation an object in source file out of member function? how can use from it?

19th Oct 2016, 2:53 PM

Abhay Selva

0 голосов

what is the <div> function? i still dont understand how to use it and how to connect it with css

16th Aug 2019, 1:07 PM

Alireza Abbasi

html

1 голос

Why we can access function created outside the function but cant access variable or value outside the function?

28th May 2016, 4:06 AM

Daniel Setiawan

javascript programming web

1 голос

Can we use the below piece of code in c if we've to replace clrscr() function with an user-defined or custom function?

28th Aug 2018, 9:25 AM

MOKTAN NISHAN

c clearscreen function user-defined

1 голос

Are you familiar with Ackermann function? Can you code for both recursive and non-recursive versions of it?

23rd Oct 2021, 2:19 AM

S Srividhya

c#c++functions python recursion

0 голосов

Can we use min or max function with count function? In a single query on a column of a table

2nd Oct 2017, 7:48 AM

Louie Jon Antuine

sql

0 голосов

Why is it necessary to create automatic instance of main function? Can't we make its data members, an object variable?

21st Jul 2016, 6:29 PM

ascetic

insert main static

0 голосов

Why do we need * eval() *method in javascript when we can just use the parameters declared in the function?

24th May 2018, 2:45 AM

Komal Asthana

javascript web

0 голосов

How to write a function that takes user input(a number) and show its sum with 10,and then call the function?

28th Nov 2017, 5:19 AM

Damilola Daramola

c++functions problem

0 голосов

Can someone help me appreciate the use of a friend function? Will be very thankful to them. ☺️

27th Feb 2017, 2:43 PM

mohammad mazhariroshan

c++classes friend inheritance

0 голосов

There are many kind of computer languages, Could you tell me why they are different? or Do they have different function?

10th Nov 2016, 11:13 AM

Orca

c c++css html java javascript mysql php python

2 голосов

Why can I return a local variable from a function? Shouldn't local variables be deleted from the stack after function execution?

4th Oct 2017, 3:22 PM

Miyoung

functions

0 голосов

What is #include<cstdlib> used for? What is the reason for using this when using rand or srand function?

29th Nov 2018, 10:12 AM

Matthias Folte

amateur c++cstdlib include

0 голосов

0 ответов

15th Nov 2019, 5:47 PM

Kumar Ashish

suppose I m giving input "my name" than the output that comes is only "my" how can I get whole sentence using input function?

input output python

0 голосов

5 ответов

13th Jul 2016, 5:37 AM

Gaurav Kumar Tiwari

Why do we make an object constructor using this keyword and don't we simple write return { a: x, b:y} in the function?

javascript

2 голосов

What exactly is the seed value that is the parameter of the srand function? It hasn't been clearly defined to me.

27th Oct 2020, 5:27 PM

Karak10

rand srand

0 голосов

It will probably be covered in a later lesson, but shouldn't variables be declared before the main () function?

5th Jun 2019, 9:52 PM

Guerschom Tambwe

c++variables

0 голосов

I really want to know what is constructor function? I make plenty of research on it but still I did not get exactly what it is.

14th Nov 2016, 4:28 AM

Josh Cammack

c#java

0 голосов

How do you print a symbol used as a function w/o it executing the function? Eg, print quotes (" ") or slashes (\) as text?

3rd Oct 2021, 11:30 AM

Azzuro

c++characters symbol

0 голосов

4 ответов

14th Jan 2019, 7:27 PM

Adam

Why can we not print the valur of 'var' without obj.printinfo function.? What is the role of this function?

c++classes this

1 голос

Can anyone please explain what is java string replace all ? What is function? Where and how we use this?

18th Feb 2017, 12:46 PM

Black Temple

java

0 голосов

writt a Python program that use an if statement to find the smallest of three given integers without using the min function?

2nd Aug 2022, 5:59 PM

Manohar Kaloni

1 голос

How can I make the letters measured in the percentage of this code be those of the user input and not those of the function?

12th Nov 2017, 6:39 AM

Belal channel

0 голосов

what is the alternative for using a max function? I do not want to use it and I need to find the largest number of user input

29th Apr 2020, 7:25 PM

Sentimiento Perico

given a string, and a integer, how to remove the index of that string without using any string process function?

1 голос

5 ответов

11th Sep 2017, 9:24 AM

Mai Aljuaid

indexers python3 strings

1 голос

Does a file will be global if its objected is created globally but opened in main or any other function?

15th Nov 2017, 10:24 PM

DONG PEI

c++file

1 голос

Is there a method to validate the correct number of arguments are sent to the function before calling the function?

12th Aug 2017, 9:47 AM

Shubham chauhan

functions php

0 голосов

How do I run a php script who runs a function which saves something on a .txt file without refreshing that php function?

1st Aug 2016, 1:30 PM

Jonathan Giles

file function php refresh writing

1 голос

How to use newline statement in print function? How to print the color of the object in next line in below code?

20th Mar 2017, 7:12 AM

Ciubotaru Bogdan

&classes objects python3

0 голосов

how can we return a value from a function if variables inside a function cease to exist outside of that function?

7th Aug 2020, 2:31 AM

Ashish Singh

0 голосов

if 2+3 works and gives 5 ...why will somebody bother to use int"2"+int"3"?? can anybody tell real significance of int function?

3rd Jul 2017, 12:00 PM

Manisha

python type-conversion

0 голосов

Is there a way to upload code to my Discord bot so it can be online and function? I need this to be on mobile.

27th Aug 2016, 6:06 AM

Heisenberg

discord mobile

0 голосов

can we use a string nd a numeric calculation in same 'print' function? Like print('Hello world!\n'1+1) its not working I m

28th May 2019, 9:19 PM

Danger

Umair

0 голосов

Can someone explain why the click function code for the remove button had to be coded inside the add button function?

5th Sep 2016, 9:12 PM

Harry Andrison

button code functions jquery

0 голосов

how do I make pyqt5 QLineEdit accept value like input() in normal programing and to call the value to perform a function?

29th Mar 2017, 12:18 AM

Brea Torres

pyqt5 python qdesigner qlineedit

0 голосов

Why are we using virtual functions in C++? What is the usage of attack function in virtual function? Can anyone explain me?

12th Aug 2020, 7:41 AM

Ayomide Akindahunsi

c++polymorphism

1 голос

in c/cpp, how can we check the returned value to the OS of main(or exit, ...) function? just i want to know.

11th Feb 2017, 3:59 PM

Nithyapriya

cpp,exit main

0 голосов

What is the meaning of the following line in a class member function? Its all about this pointer! But i wanna know the exact ans

18th Oct 2017, 6:22 AM

MD QAYAMUDDIN

0 голосов

The gets() call always gets ignored due to the carriage return or new line. What is the prosper way to use the gets() function?

21st Sep 2018, 2:36 PM

Bunny

c,c++

0 голосов

If i want a function to get input(s) from the user, how do i store the values into integers inside the int main() function?

7th Dec 2017, 11:54 AM

Arif Badar

c++functions input

0 голосов

does the return statement dépends on thé argument given to thé function? because this function prints none because there was no argument given to it.

4th May 2017, 5:59 PM

K1llJ0Y

0 голосов

Is there a limit in open function? Im opening one (small) file and when im trying to open a larger one it simply give an error.

30th Jul 2016, 5:32 PM

Alain Eros Prestige Musoni

files python

0 голосов

Why are virtual functions needed? if you had a base class with an attack function and you had a derived class (n) with an attack function could you not just use n.attack(); to access that function?

12th Jan 2017, 5:29 PM

omeriko84

0 голосов

what is the point of setting 'speed=a' in the 4th line of this code instead if just directly using 'int speed' in the parentheses of the 'setcarspeed' (3rd line) function?

27th Aug 2016, 10:25 PM

Rondes

1 голос