1,089 Topics
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 | Hello, I wonder which is more efficient to create a complex software CRM system like salesforce.com: To use frameworks(CI) or to program using OOP PHP ?  |
 | I have the following structure: CObject { protected: char *mName; public: CObject(char *n) { mName=strdup(n); } }; CVector:public CObject { char *mValues[50]; int mElements; public: CVector(char *n):CObject(n) {} }; CMatrix:public CObject { char *mValues[50][50]; int mLines; int mColumns; public: CMatrix(char *n):CObject(n) {} }; My main function: int main() { pV=new …  |
 | Hello, I have a chain of inherited classes like this: class A { protected: int a; public: int getA(){return a;} }; class B:public A { protected: int b; public: int getB(){return b;} }; Based on that you can see that the public can only read the values in those classes, … |
 | am a python beginner, receeently started learning about classesand i wrote this got this little code that keeps bringing this error . please i need someone here to help debug it: class employee(): ` empcount=0` def _init_(self,name,salary): self.name=name self.salary=salary employee.empcount=+1 def displaycount(self): print 'Total employee: %d' %employee.empcount def displayemployee(self): print … |
 | Traceback (most recent call last): File "C:/Users/James/Desktop/hugevar.py", line 2, in <module> class var(tempfile.TemporaryFile): TypeError: Error when calling the metaclass bases function() argument 1 must be code, not str Why does this happen and how can I fix it?  |
| | Hello all, I am trying to learn how to use the OOP in php. Hence I have this structural simple CRUD admin table. I am trying to reorganize them with OOP. structural_admin.php <?php include('../includes/koneksi.php'); //Hapus berita // undefined index: mode if (!empty($_REQUEST['id']) && !empty($_REQUEST['mode']) && $_REQUEST['mode'] == "delete") { $id …  |
| | Hi guys! My groupmates and I need suggestions on what C# project should we make since we need to pass a project proposal on our OOP subject which is to be submitted on the end of the semester. This project does not need to be really complicated and as much …  |
| | Hi again, My login script seemed to be up and running. I was almost ready to crack open a bottle of vin-de-rouge to celebrate as it's a little milestone for me. However, it appears to have abruptly stopped functioning and I'm yet to determine the cause of this. Could I … |
 | actually, i am quite tensed these days. all companies are going to shower next month. i am preparing since last 2 months. C, C++, DS, ALgos, DBMS, OS, OOP, networking, projects etc which i have done and which am still doing. but lacking confidence. feeling as if i will not … |
| | I am trying to find a scripting language for some simple tasks etc... I tried python - dont like the whitecpace thing. Ruby - just a weird language. Javascript on the other hand has syntex that I like - C/C++/C#/Java like - and it uses curley braces. But the draw … |
 | Hi all, I've been playing around with PHP for a while now and never really studied hardcore (Just used it as best as I could on a whim) but I've now decided to sharpen the skill and get much better. I'm playing around with my first class and would like … |
| | Hello! I have recently discovered the D language and began using/learning it. After playing with it for a few days I have fallen in love with the language. How many of you have used it? Did you like it, hate it? If none of you have heard of the language … |
 | hello, I just had a quick question on my program. I'm trying to perform an elevator class program to simulate an elevator that has 3 stops. The only problem is that I can't figure out how my floors increase or decrease, it just increases by one. Here is my code: … |
 | Hi All, I have created an application that allows a user to select a diectory, where we parse the photos, and upload to a database. The issue that I am having is that I have a button on the form found in the newJFrame.java class called upload that when pressed … |
| | Hi, Please tell me in the following question why no copy constructor is called when fun returns the A object. While returning b and constructing c, there is no copy constructor called. Why?? #include<iostream> using namespace std; class A { public: A(){cout <<"Default\n";} A(const A&){ cout<<"copy\n"; } A fun(A a) …  |
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| | I am creating a pokemon text-based game. I have 1 problem, I dont know how to do the attacks. I thought - enemyHP = 100 class pikachu: def slamAttack(self): self.enemyHP = enemyHP - 30 print("pikachu used slam!") print(enemyHP) #then to call it when they ask for slam attack = str(input("OPTIONS: …  |
| | Hi. I have some css that needs to go into a large amount of websites. It generally contains very simple like all new elements with very unique names that will not be matched by anything these websites currently contain. The problem I am having is that some of these sites … |
| | Hi All I have a query regarding constructor and destructor. How accessibility of constructor and destructor affects the scope and the visibility of their class. If someone give some explaination on this I will be thankful. Regards |
 | Recently I have been asked to do a web-based login and register system using **JAVA**. But I haven't learnt java before and had absolutely no idea how java works or to write java codes. They told me that I have to learn Java quickly as possible. Currently looking some java … |
| | Hi all, I am looking into PDO, as I want to learn how to use it for future projects. I am fairly new to OOP, but got the basics by now.. All though I cant get this database class to work : class Database { private $host = 'localhost'; private …  |
 | Hey there, I am getting used to Java, but here is something that is stumping me: // Fig. 3.10: GradeBook.java // GradeBook class with a constructor to initialize the course name. public class GradeBook { private String courseName; // course name for this GradeBook // constructor initializes courseName with String …  |
| | So basically im creating this python adventure text game. And so far its good. But i have this problem with class instances(Is that the right term?) Say for example i have this class, class monster(object): def __init__(self,health,attack): self.damage = damage self.health = health So then I create a class object(again, … |
 | Hi chaps, I am looking for a not too difficult exercise which involves superclasses and subclasses (the java book I am reading doesn't really have any good one). So I was thinking about something like this: Create a superclass 2DimensionalShapes and 2 subclasses Rectangles and Triangles. I will then need … |
 | can the members suggest some books/links that takes advantage of what i already know about oop (the basics , from java) and utilises it to make learning C# a faster process? perhaps i should have posted this on the C# forums , felt i should keep it here as my … |
 | Essentially I have two header files, one called 'ACYDTypes.h' that contains the classes for the basic types of this system and the other called 'Settings.h' that contains function for general settings. In the Settings.h file, there is a namespace called 'Ac_Type_Settings', and within that is a class called 'AcTypeSettings'. This … |
 | **Create a class Employee with name, Id and salary as data members. Provide appropriate constructors, set, get and display methods in the class. In the main program, use a do-while loop to enter data for employees as long as the user desires and save all data to a file. Once …  |
 | I want to write a program in c++ language to define a class Bank_Account with the following members: Data member: - Accoount_no. - owner. - Balance. Member fenctions: - To assing intial values. - To deposit an amount. - To withdraw an amount after checking the balance. - To display …  |
| | Hi guys, I'm having trouble with my code and I'm kind of new in Java so I don't know what to do. I have to do a program with Buttons and each button has to take me to another class (I don't know if I'm being clear). For example if … |
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 | Hey guys, I'm trying to get an idea of my job possibilities in a programming-related field without a degree. I've been going to my local university for far too long in persuit of a computer science degree, however, I now face the very real possibility of not being able to … |
| | in enemy bullet class i am creating two different kind of bullets. 'animationFire' and animationFire2. Enemy Bullet class public void paint(Graphics g) { g.drawImage(animationFire.getSprite(), (int)(x),(int)(y), width, height, null); g.drawImage(animationFire2.getSprite(), (int)(x),(int)(y-30), width, height, null); g.drawImage(animationFire2.getSprite(), (int)(x),(int)(y+35), width, height, null); } In Enemy Class i am shooting the bullets. i am doing … |
 | Hi Everyone...!! Last Week, I Was Assigned A Project Of Building A Mine Sweeper Game In Console.!! I Start Working On It But I Don't Have Any Idea From Where Should I Get Started..!! I Want To Add Some Simple Graphics In My Game, But First I Want To Make … |
 | Hi everyone. I am doing a USACO training assignment, and the instructions are as follows: > Is Friday the 13th really an unusual event? > > That is, does the 13th of the month land on a Friday less often than on any other day of the week? To answer … |
| | I have made 4 classes that represent an Employee based Java GUI. They are Person, Employee (extends the Person class), EmployeeFrame (used to model a JFrame), and EmployeeTester (contains the main method to run the GUI). What I want the GUI to be able to do, is allow the user … |
| | If my goal is to consider f1 and f2 to hold the numerator and denominator of two fractions and multiply f1(9,8) by f2(2,3). i don't understand how to write the MultipliedBy function if I only have two member variables in the class it's self. I feel like i'm just missing …  |
| | i making a game. i have a player and i want him to shoot different kind of bullets. i already have created my player class and bullet1 class. i am think of making bullet2 class, and bullet3 class. than i can make a variable. main start with like this: String … |
| | i had a question on resume. i am tring to get a internship as java programemr. i have created some basic games using java/oop such as pong, breackout, and spaceship fighter. should i put them in my resume? or those games are way too basic and i shouldn't put them …  |
| | Hi, I'm working on classes with pointers. I do have a main function that calls this. This program compiles. But the input from the user isn't getting passed to the other functions. The user_input function should take the response and pass it to the create_posting then it is outputted to …  |
 | is it necessary to include base class in the header and or .cpp file of derived class? |
 | ## Introduction ## In this introduction I will try to explain basic object orientation (focused on PHP). It is by no means meant to be a complete guide. There are a lot of concepts I am avoiding for simplicity’s sake. I will try to give a theoretical explanation first, and …  |
| | I have to update a road tunnel lighting program I wrote for a company. They now want a new standard to be applied, but with the option of switching between standards real time. And there will be other standards in the future. Currently the single object which calculates the lighting … |
| | Hello guys, so I am facing a problem to understand the following.. Creating a GUI based program that has a user control box that contains a list of images of a 52 cards deck, the cards are based on an enum actually 2 enums one for the rank and one … |
| | This is homework. I have been tasked with creating a new dialog in WinMerge that provides line stats for every open file. It should show total lines, lines modified and lines deleted. I am working on implementing the total lines part. I have already created the dialog, a class for …  |
| | I'm making a class for boolean expressions, a simpler version of bool. I need three operators, one for AND, one for OR and one for NOT. I can easily make **+** for OR, by overloading, but how can i declare **.** for AND and **'** for NOT? Can i even …  |
| | I do not know if I am on the right track or not, but I have hit a dead end. I have read and reread my books chapters about super classes and inheritance and am still completely lost. in this assignment I have to: **Write a super class encapsulating a … |
| | I have to: **write a class encapsulating a sports game, which inherits from Game. Where the game has the following additional attributes: whether the game is a team or individual game, and whether the game can end in a tie. ** I am not familiar with inheritance and am wondering …  |
| | Greetings, My name is Micah, I live in the US and I am a recent graduate in the field of Computer Science. I have experience in C++, C# and Java but only basic console programs and minor OOP. I have a little database administration experience. I currently work in the …  |
| | 1. What happens when you add an element to a vector that is already at capacity? Does std::vector have a "capacity"? 2. In C++ and OOP in general, what do you call a design where a Person class inherits from Head, Arm, Body, Leg classes instead of the other way … |
 | I need to write a code with a constructor class in order to see the whole phonelist using an array that reads from a document txt, able to add a person and phone number, search just one person in the phonelist and able to modify their phone number. here is …  |
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