1,089 Topics
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| | Why this doesn't work? class Faculty extends Employee { private long[] officeHours; private String rank; public Faculty(long[] hours, String rank) { this.officeHours = hours; this.rank = rank; } public static void main(String[] args){ //some code here Faculty f = new Faculty(newToken[], tokens[tokens.length-1]); |
 | Hello Geeks; In the eve of new year i have some fresh topics for you. I heard that web is full of real life oop design samples and comprehensive object oriented design guides. Which sites would you offer or which tutorial sequence should i follow ??? PS. Of course other …  |
| | Hi everyone ; Thanks to Dani, there are lots of links provided around the topics like this. I am a single Java programmer, writing short java programmes in Eclipse. However, i need to work with others and produce long but managable java codes. Briefly my ambition is : 1.Creating some … |
 | Although I've been programming as a hobby for a while, most of it has been procedural and I've done very little OOP, and not very competent with the inheritance hierarchy of classes, which is the reason for my post here, to get a bit of advice as to whether im … |
 | One of my students make me a question (which answer i know) but I think could be instructive to formulate the same question here so many people can learn about it. The question is: How to implement a copy assignment into a Derived class? Consider the following class A: class …  |
| | Kind of stuck here. I'm porting over a section of code from Java to C#, and I'm having an issue with method permissions constructors. Early in my code, i have this class.. public class TCard { int suit; int rank; } and later i've got this method, which throws a … |
| | i read adapter classes everything is write but i am confuse about Listener Interfaces and Adapter classes concept priblem is that when java create adapter classes it implements corresponding interface and privide defination with empty bodies of all methods that are present in interface this is declaration public class WindowAdapter … |
| | This tutorial is designed to get someone started with D that hasn't used it yet, it assumes you have some type of programming experience. # What is D? # In one sentence (from [dlang.org](http://dlang.org)) *"D is a language with C-like syntax and static typing. It pragmatically combines efficiency, control, and …  |
 | I know this has been asked before, but I can't find any simple answers for a noob like me in C#. What exactly is a static method. I mean what does it mean to be static vs. nonstatic. I know in the code with the main method we use `public … |
| | HI and good day to all, Since my 2nd year of my uni life, i have hardly touch C++ programming especially OOP in C++.Now starts my revision on C++ OOP. Since I have forgotten many OOP knowledge there is a question I wish to ask. Below is my code. #include … |
 | In the following program what is `ifstream`? It looks like it might be a Class name making `file_in` an object of that class passing `filename` as an argument but this particular book hasn't touched OOP yet so I wasn't sure. #include <iostream> #include <fstream> using namespace std; int main() { …  |
| | #include <iostream> class Book { public: Book(char* char*); private: char* title; // dynamic pointer to char array char* author; // dynamic pointer to char array public: Book& Book::operator=(const Book& b) { if(this != &p) // make sure it's not the same object { delete [] author; // delete author memory …  |
| | Hey everybody, As of this moment i'm trying to work out how to approach a state design. I've come across Source Makers' site [http://sourcemaking.com/design_patterns/state/cpp/1](http://sourcemaking.com/design_patterns/state/cpp/1) and am testing out the example. The program works fine when it's all in 1 file, although i had to change some stuff in main, but … |
| | I tried dreamincode but the mods there are pretty mean so i have come here to humbly beg for help. First off let me start by saying I'm a new programmer and I am frustrated and cofused by the class i'm in prg 420. I need to pass this assignemn … |
| | Hello everyone, I'm a first year (just finished) software engineer student and i am looking to start making my first game, nothing that complex ofcourse it is meant as a learning experience, however i am incapable of finding any proper tutorials on the use of say OpenGL or DirectX. All …  |
 | [ATTACH=RIGHT]17428[/ATTACH]Almost every programmer knows his name. He's a living legend in computers. His name is Bjarne Stroustrup, and he created the world's most popular programming language, C++. I had a chance to ask him a few questions. The first three of the questions I came up with, and the remainder … |
 | Hello programmers! I have been working on a hardware store application, where there is a `HardwareRecord`class that stores information about each object in a store (ex: nuts, bolts, screws, and so forth). Here's my declaration of this class: // HardwareRecord.h // Initialize Hardware Store File // // // Definition of … |
| | Which blogs or link that i should prefer to about OOP? Help me,please.. |
| | hello i decide to first learn about file streams before learning oop concepts in c++. want to read single digit from the textfile. actually text file contains numbers from 0 to 9. And these are 9 in a row and 3 row are there. you can think of its content … |
 | <?php /* @Author: Hannan_Mondul php() 2014 */ //use construct class Car { public $name; public $band; public $spreed; public function __construct($name="Unkown",$band="Unkwon",$spreed=40){ $this->name = $name; $this->band = $band; $this->spreed = $spreed; } function output (){ printf("<p> This car name is %s and its band is %s and its spreed is %d … |
| | this program is simply for recording data of various staffs.Inheritance has been used for taking additional data.Staff is the base class.the classes officer,typist and teacher are the derived classes.again the classes regular and casual are derived from the class typist. **now my problem is that whenever i call the constructor … |
| | I'm trying to create a program that passes arguments of size of three shapes, a circle, a triangle, and a rectangle. I got those but everytime I run the code it displays the arguments as 0 instead of giving me the shape dimension. Here is the code. using System; class …  |
| | I am a junior PHP programmer trying to improve my knowledge in OOP. I have some experience in HTML, CSS, PHP and MySQL but mainly in small projects. It's nice to meet you guys.  |
| | Actually i need help in making a project on reservation system(hotel,bus etc) in C++(oop) ..can somebody just guide me in making my project ,,, thanks in advance |
| | I tried dreamincode but the mods there all seem to be on their periods tonight so i have come here to humbly beg for help. First off let me start by saying I'm a new programmer and I am frustrated and cofused by the class i'm in prg 420. I …  |
| | I am not sure why my program isn't writing to the text file. When I start the program it tells me that the file opens. Then I call the functions that are inherited from other classes and I would assume that it would write to the file and then display …  |
| | C# Interview tomorrow Hello fellow programmers. I know this doesn't have anything to do with code but I really need some advice. I have a .NET(C#) interview tomorrow for a junior vacancy. The problem I have is that all my experience is based on PHP. I have a good understanding …  |
 | #include<iostream.h> #include <stdlib.h> //FOR exit(1) struct Flight { char flightNo[5]; char date[12]; char time[6]; char gate[3]; }; Flight flight={"AB11","10-12-2008","20:30","RT"}; struct Seat { char name[40]; char booking_ID[3]; int seats; }; Seat choice[4][5]; void displaymenu(); void booking(); void seat(); void ticket(); void records(); void menu(); void exit(); //Variables int selection,i,j,password; int seats_num[20]={0}; … |
| | Hello, I am delving into OOP now and am having issues with creating properties. Below is my code. Basically what I did is created a custom class and am creating a property within that class. But what happens is it will put a red squiggly under 'Multiply' saying 'not all … |
 | Hi guys, I have small problem with my example code. Any hint? #include <iostream> using namespace std; class A{ public: int a; A(int i){a = i;} A(const A& rhs) // copy constructor { a = 2; } A(const A&& rhs) // move constructor { a = 3; } }; void …  |
| | You cannot determine whether a ctor is being called on an object that is to become const. Such as: const Foo bar( another_foo ); // no way to determine in the ctor that bar will be const I'd like some sort of function attribute for copy constructors to determine if … |
| | I have two classes A Dog class whose constructor does not accept arguments, `public class Dog<pet> extends Animal<pet>{}` whose constructor does not accept any arguments and `public class Animal<pet>{}` whose constructor accepts one argument public class Dog<pet> extends Animal<pet>{ public Dog(){ super(/*what should go here?*/); //Constructor accepts no arguments } …  |
 | please i have a little problem creating a class and making it run. The class is created separately as a header file with it's source code. whenever i build the source code of the class, i get an error that says: undefined reference to 'WinMain@16'. And whenever I run the … |
| | I have been programming for quite a while in Python but have just started to learn OOP properly. I find it really confusing and I don't really understand it. Especially the implicit self that python automatically passes. It just isn't clicking, really. May someone provide an easy explanation of what …  |
 | how do I run a python class without creating an object |
 | Hello every one, What i need to do is to make an array of my own class and then assign values to that array I made an array and when i try to assign value it gave me an exception Your support is highly appreciated. static void Main(string[] args) { … |
 | any one give me sol of robert lafore book chap 7 |
| | I had a programme to write for college in Java. I have missed the class so I won't be getting marked on it but wanted to get it done as I have an exam next we. I am really stuck. I have to create a costInsurance () method taking in … |
 | Trtying to figure out how to add 5 different methods into this class when the program already does all that is required but my prof will knock me if I dont put them in here, do thet need to be put in as private?  |
| | Hi Guys Could you explain me why adult education classes are mandatory for childrens?  |
| | hi, done some work is not finished yet but this two versions\stages are runable. and what is very helpfull, to read opinion, suggestion, critic, ideas, feelings about. here is the link: http://softwareconstructor.webs.com/ and i need to read what u think about two firsts: * tryout2 (10bm) * and tryout1 (190mb) … |
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| | what are three examples of derived datatypes as used in OOP.  |
| | Okay so I have a class `Student`, which takes a number and a vector as a parameter for the constructor. Everything works well, until I output the values of the vector for every instance. The problem is that the same vector is being shared with EVERY instance I create, but … |
| | Okay so inside my ArcherArmor.cpp, I'm trying to figure out why the map initializer list isn't working, but for some reason I keep getting "Error C2593: 'operator =' is ambiguous". Here is my code: I also have a class which ArcherArmor is derived from, that has a struct called `Armor`, … |
 | Some weeks ago I posted this and I realized from the referrals that it may help to be as a code snippet. This is an example of getting products details from categories – subcategories using ajax call. I am fond of OOP and this is not , but I believe … |
| | Okay so I have an `inventory` class that accesses a static vector from my base class `MainShop`. I also have a `SwordShop` class which inherits from `MainShop`. (Both Inventory and SwordShop are derived classes). //SwordShop class void SwordShop::Shop { //I have a setter function where it takes an integer and … |
| | Hi All, I am having trouble trying to locate the problem with this code. When I run it I get the follow error "First-chance exception at 0x0FADA9E8 (msvcr120d.dll) in ConsoleApplication2.exe: 0xC0000005: Access violation reading location 0xCCCCCCC0." It seems to show an error on the dbgdel.cpp but I am completley lost …  |
 | Iam a student of computer science and i am in the first year of my college(I am studying computer science and engineering). I am thinking of doing a project in c++ which analyses the amount of oops concept used in a specific code. To speak more elaborately, I want to … |
 | I wish to use parameters in a class to change what the class displays how would this be done?  |
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