Q&amp;A Discussions

Can someone help me to solve this, I tried to create a new class, something came out and said "It seems that this project has not been built yet, do you want to build it now? " i had make sure that i did as what the tutorial taught

24th Jul 2016, 6:16 PM

Aditya Pai

0 Votes

24th Jul 2016, 3:04 PM

christie

I want knowledge

0 Votes

What is the difference between identical to and equal to?

24th Jul 2016, 2:38 PM

Shuvra Jyoti Bose

classes swift

0 Votes

24th Jul 2016, 2:15 PM

Izyzi

where they declared obj?

c++classes friend

0 Votes

Hey all can anyone pls tell me where and when do I need classes exactly?

24th Jul 2016, 2:41 AM

José Daniel Velásquez Orozco

c++

0 Votes

can a class inherit from imbricated super classes?

23rd Jul 2016, 10:06 PM

moli42

classes inheritance python

0 Votes

Can some please explain the Object class?

23rd Jul 2016, 5:50 PM

Cherif Chaker

1 Vote

But why They use id and class?

23rd Jul 2016, 5:49 PM

tshoswane

how do I make java app

api classes functions java

0 Votes

9 Answers

22nd Jul 2016, 1:17 PM

Nishit Zinzuvadiya

classes css

0 Votes

using class swap two numbers without using third variable

22nd Jul 2016, 8:47 AM

Arthur Brüninghaus

1 Vote

What is the use of defining a class as abstract?

22nd Jul 2016, 1:28 AM

Swati Singh

1 Vote

What is the difference between abstract method and phenomena?

21st Jul 2016, 6:28 PM

Gurpreet Singh

c#classes

1 Vote

what is the main use of classes i cant seem to understand why classes is difficult for me

21st Jul 2016, 9:30 AM

Dorbor H. Richards Jr.

1 Vote

abstract-classes c++classes

20th Jul 2016, 4:09 PM

Mubarak O. Aderogba

abstract

0 Votes

Where in c++ double colon(::) can be used?

20th Jul 2016, 5:00 AM

Eli Brown

0 Votes

Do all the math class methods return a double value?

20th Jul 2016, 4:55 AM

alex

classes java math

1 Vote

How does the getter and setter will protect the data? I don't understand.

19th Jul 2016, 9:05 PM

Sima Ghoreyshi

1 Vote

Can someone please give a good in-depth description of what "classes" are?

19th Jul 2016, 10:22 AM

Jack

0 Votes

Can you add attributes to classes that inherit attributes from others?

19th Jul 2016, 8:38 AM

Tristan

inheritance python

3 Votes

what is difference between methods and functions?

19th Jul 2016, 6:54 AM

Vladimir K. Bobyr

7 Votes

Hi All.! can you give me simple definitions of Abstraction, polymorphism, encapsulation and inheritance.? for interview.! Thanks;)

17th Jul 2016, 6:08 PM

kishore babu nalluri

c++classes oop

2 Votes

We read about using dollar sign in class name, but that dosen't work! Why? (Read the description)

17th Jul 2016, 1:26 PM

Kaivalya Dalvi

1 Vote

what is new in class object?

17th Jul 2016, 1:17 PM

Vibhu Agarwal

c#classes

2 Votes

16th Jul 2016, 8:51 AM

Jeet Kothari

Why this keyword is used

Кто пытался сделать игру как в примере? Почему последний блок игры не работает?

1 Vote

9 Answers

16th Jul 2016, 6:18 AM

Sumit kumar

classes python

-1 Vote

How to fix the error [Critical] [App] windows abort while running kivy.app in python GUI?

15th Jul 2016, 1:50 AM

Alexandr Miroshnik

classes python

0 Votes

classes functions input python variables

14th Jul 2016, 10:21 AM

RUDRABHA MUKHERJEE

Need Help with my class

0 Votes

What the difference btwn class and typename?

14th Jul 2016, 8:35 AM

sundar

0 Votes

What is scope resolution in c ++?

13th Jul 2016, 7:59 PM

Aman

0 Votes

Is all the Classes and necessary Imports are there in code playground to develop or developing some stuff in java??

13th Jul 2016, 6:00 PM

Pradip Gangoda

0 Votes

super() of super() in multiple level class inheritance

13th Jul 2016, 7:24 AM

Diether Dayondon

classes inheritance methods python

1 Vote

7 Answers

11th Jul 2016, 1:43 PM

Jesse P Francis

Why we need to use # before ifndef?

what does double semicolon operator (::) do?

1 Vote

8 Answers

11th Jul 2016, 11:00 AM

Paula Ariton

1 Vote

10th Jul 2016, 8:31 AM

Kadamati Rituraj

How should I use classes

0 Votes

The code shown below in the description runs here when I try it, but when I wrote it on code blocks it gave me 5 errors.. 1. expected imitializer before '<' token. (line 19). 2. reference to 'pair' is ambiguous. (line 26). 3. expected primary-expression before double. (line 26). 4. expected ';' before 'double'. (line 26). 5. 'obj' was not declared in this scope. (line 27). Any help please?

9th Jul 2016, 11:53 PM

Tony Rath

c++classes templates

0 Votes

What is difference between Class and Object in java ?

9th Jul 2016, 3:46 PM

Khaled Gamal Saad

0 Votes

Explain please Polymorphism concept using example ?

9th Jul 2016, 9:15 AM

Vinod Luhar

2 Votes

What exactly is the use of Constructors and Destructors?

9th Jul 2016, 9:14 AM

Vinod Luhar

c++classes constructors destructors

3 Votes

13 Answers

8th Jul 2016, 12:27 PM

Neha Saxena

advanced mathematic operations, non linear plane trajectory calculation (x,y,z), are there any classes or any Header files?

c++

1 Vote

adding birthday class to person class gives error when I separate the constructor creation for person between person.h and person.cpp

8th Jul 2016, 10:46 AM

Moersy

-1 Vote

What does the class mean?

7th Jul 2016, 9:23 PM

George Udosen

c++classes functions

0 Votes

What are actually members of a class in terms of simple understanding?

7th Jul 2016, 5:40 PM

Wajid Raza

c++classes encapsulation

2 Votes

is java pure object oriented??

7th Jul 2016, 3:43 PM

Anshuman Sharma

Is it possible to declare AND define classes in ONE header file?

0 Votes

11 Answers

6th Jul 2016, 6:29 PM

Pradip Gangoda

2 Votes

is it necessary to be the class name in small latter???

6th Jul 2016, 6:17 PM

Christian Roos

classes

0 Votes

Can i access to private class var's? Ex. public class me{ private Int a = 1; private Int b = 20; } then we have the constructor and gets and setters, but in other class can I get the values of a and b? calling class or never because its private? How?

6th Jul 2016, 2:12 PM

vivek

access-modifiers classes java objects

4 Votes

why using these long methods and then get output small words such as hello if we have direct court statement and small program to print this ,why we use classes,objects to do this typical small functions.

6th Jul 2016, 12:54 PM

João Lourenço

1 Vote

I can't modify the example ?

6th Jul 2016, 12:15 AM

Karanveer Singh

0 Votes

Hi ! What is an instance and a object in a class in Java ?

4th Jul 2016, 5:55 PM

Nate Kozien

classes instance java objects

0 Votes