51,593 Topics
 | |
 | This is the full code and the single error!!!!! 1>d:\s\o.o\hws\new folder\shop\shop\main.cpp(37): fatal error C1075: end of file found before the left brace '{' at 'd:\s\o.o\hws\new folder\shop\shop\shop.h(8)' was matched [code] #include<iostream> #include<string> using namespace std; #ifndef SHOP_H #define SHOP_H class Shop{ friend ostream &operator<<(ostream &output,const Shop &S){ output<<"\nThe name of the … |
| | |
| | i make twwo single linkedlist,, but i didn't know how i can merge those lists ;; [ICODE]#include <iostream.h> class linklist { private: struct node { int data; node *link; } *p; public: linklist(); void append( int num ); void appendd(int size); void display(); }; linklist::linklist() { p=NULL; } void linklist::append(int … |
| | I have an assignment where I need to Sort the linked list according to Int Variable after the user has input the information. When I try using bubble sort I'm stuck because I don't know how go back to the beginning. If a user enters : 5 4 3 2 …  |
| | I'm trying to make the quicksort but it's not working at all. I made a helper function "swap" so I can call it back in the "quick"function. then used recursive method to do it till the array is sorted. The problem is.. IT'S CRASHING EVERYTIME I RUN IT... i think … |
| | Hey guys, so I just started learning computational geometry, and I decided to make a class for a Point and a class for a Ray. This is my code: [CODE]#include <iostream> #include <string> using namespace std; class Point { public: double x, y; Point(double x, double y) { this->x = … |
| | I am making a program which includes comaring 2 numbers (int's) but later I want to call another windows function and it takes in CHAR not int. I need a way to convert my ints to char. I looked up this on internet and non if it worked. Do you … |
| | Any tutorials on how to use CFile or any other, to open a text file, get what's inside into memory, e.x Link List, and then put it back into text file when done? Please link me or guide me through this problem. Trying to get a Payroll system going. |
| | Hey guys I have the following class code and i get an error in the addVertex method that says vertexList is not declared in scope but i dont know why. [CODE] #include <iostream> #include "DirectGraph.h" #include <string> #include <list> #include <vector> DirectGraph::DirectGraph(): vertexList(100) { } void DirectGraph::printShortestPath(int source) { } … |
| | Hello, Can someone please explain to me because i do not understand the tutorials on pointers. anyways i have a struct: [CODE] struct driver { int id; char name[30]; int runs; } //I am reading a file which goes in order ID NAME RUNS as: 1 Super Man 5 //I … |
| | Here's a simple, though not the most efficient, program that flags and displays all prime numbers less than or equal to 1000. |
| | Hi I am currently primarily programing graphics applications and am still fairly new to this. I know the relevance and can see the advantages of making items a template especially with things such as collision detection. I was wandering is there any advantage/disadvantage to doing everything as a template? Obviously … |
 | Hi everyone.I have a strange problem.I've written a class which handles registry keys and values of which there are two functions [code] template<> unsigned long RegistryEntry::GetValue <unsigned long> (std::string Name) { unsigned long Value; unsigned long DataSize; assert (RegQueryValueEx (Key,Name.c_str(),0,NULL,(unsigned char*)&Value, &DataSize)==ERROR_SUCCESS); return Value; } template <> char* RegistryEntry::GetValue <char*> …  |
 | I'm trying to save everything to a .txt file with a new line after every string, but I can't get it to work for me. I tried using [ICODE]<<endl;[/ICODE] and [ICODE]"\n"[/ICODE] but it all gets written in a single line. So if I enter "John" for [ICODE]first[/ICODE], "Smith" for [ICODE]last[/ICODE], … |
 | Hi all, I am trying to write a function to solve an equation for one of its variables. E.g. X + Y + Z = 0 This equation would be represented by its parameters: parameters[0] is X, parameters[1] is Y, parameters[2] is Z. If the user wants to solve for … |
| | help me with this kind of program,i have tried to declare those variables but it continues to say u ndeclared identify CBDA [CODE]#include<iostream> using namespace std; int main() { float catergory A; float catergory B; float catergory C; float catergory D; const float Catergory of pair A = -999,99; const … |
| | Hi, I've got an array where you enter values into it but I want the values you enter to be a separate colour from the values initially in the array. I tried simply using set colour when you enter the value but I've coded it so that after every user … |
| | Ok so I'm looking for a quick efficient way of reading the following binary data into memory. I'm currently reading it all and then have my own functions that break it up via the separators 0x7d (|) and read each on into a variable, however I was thinking about reading … |
| | Hi, i am converting a vc++ project written in 16 bit code to 32 bit code. Am using VC++ 6.0. In the 16 bit code they have used a in build class [COLOR="Red"]cvbcontrol[/COLOR] which is not supported in 32 bit environment. CVBControl class was used in the code to display … |
| | I have the following `main.cpp` file: [CODE] #include <QApplication> #include "ui_checkabder.h" #include <QDialog> int main(int argc, char *argv[]) { QApplication app(argc, argv); Ui::CheckAbder ui; QDialog *dialog = new QDialog; ui.setupUi(dialog); dialog->show(); return app.exec(); }[/CODE] And, get the following errors when trying to run the program: [CODE] C:/Users/avbder/Desktop/abder/main.cpp:7: error: 'CheckAbder' is …  |
| | When I try running a Qt application with the following main.cpp file: [code] #include <QApplication> #include "ui_checkabder.h" #include <QDialog> int main(int argc, char *argv[]) { QApplication app(argc, argv); Ui::CheckAbder ui; QDialog *dialog = new QDialog; ui.setupUi(dialog); dialog->show(); return app.exec(); } [/code] I get the following errors: c:/QtSDK/Desktop/Qt/4.7.3/mingw/lib/libqtmaind.a(qtmain_win.o):-1: In function `WinMain@16': … |
| | I want to develop a Desktop application using web browser control and google local search API . could you give some idea? In my form have text box ,cmd button and web browser control.. when i type a search string in txt box and click button,the web browser control should …  |
| | Hello All, Have somebody heard about a C++ library which help Agent programming like Java Agent Development Environment(JADE). Please let me know. I googled it but I could not find. Thank you ThiLiNa |
| | Any help would be appreciated with this program : I have a file with 5 lines....each line has name, id , phone ...etc... I have to read that intro an array of structures and display the results. This is what I have so far .. I doesn't not display anything … |
| | I am experiencing a strange error with the constructor for a binary search tree. The project is for an Hoffman Encoding scheme however the issue is whenever i insert more than two items into the STL priority queue, the copy constructor crashes. [CODE] void copyTree(myTreeNode* & copy,myTreeNode* originalTree) { cout<<"Copy …  |
| | Hello, I have been trying to get this program to work for a while now with no luck and I was hoping that someone could clear things up. My problem is the program always gives the failure to open file message so I can't tell if anything else works or … |
 | Hey guys im using Ms Visual C++ Compiler, im encountering this error bt i cant manage to solve it, pliz help. Attached pliz find the source code Error : 1>c:\users\h\desktop\wautil\wautil\wautil.cpp(23) : error C2144: syntax error : 'int' should be preceded by ':' 1>c:\users\h\desktop\wautil\wautil\wautil.cpp(33) : error C2144: syntax error : 'double' … |
| | Hello everyone. I am trying to find the max values of each column in this 5 column array. I have skipped the first column because it is just the product name. The other 4 columns contain revenue of that product. The function I wrote below works for col 1, 2 … |
| | I want to make a project, have 3 files: main.cpp header.h declerations.cpp where i have all the function declarations. But I'm not sure how to link them all together. When I make a header file, it automatically types the #ifndef header_h but I thoguht that should be in the declerations.cpp?? … |
| | 5 code movietitle 1 Kungfu Panda 2 Hop 3 Hikayat Merong Mahawangsa 4 The Roomate 5 Pirates Of The Carribean 4-On Stranger Tides how to read this kind of data?? |
| | [CODE] // this is main.cpp // stuck on getting the ouput of the distance NOT to be 0 i think its someting to do with the variables // in the distance method in the point.cpp file // The invokeX and invokeY are set to 0,0 cout << "The distance from … |
| | hi i make code for double linkedlist.. but i didn't have a syntax erroe .. i don't know where the error . [ICODE]#include <iostream.h> struct dnode { int info; dnode *next; dnode *prev; }; class dlist { private : dnode *head; dnode *tail; dnode *current; public : void addEnd(int y){ … |
| | So I'm learning OpenGL on my own and I have to say I'm really liking it. I really have not been able to do much, you'd laugh if i told you how much i knew but are there any real techniques for drawing shapes? I'm having trouble trying to figure … |
| | Hi all, I'm sure it's an error by me, but I'm having a problem with ifstream inside a loop. The reason for the loop is read in a piece of text from multiple files, and cases within the switch statement change the filename, path is previously declared. The first iteration … |
| | I am working on visual studio 2008 what i want to do is read till the end of the file the code i am using is [CODE] StreamReader ^sr= gcnew StreamReader("example.txt"); String ^str; while(sr->Read()!= 0) { str=sr->ReadLine(); textBox2->Text=sr->ReadLine(); MessageBox::Show(str); } sr->Close(); [/CODE] what could be used inside while condition that …  |
| | Hi guys, i'm doing a 7 week C++ course at the min and am struggling to keep up. Any help on the following is appreciated. Background Info: The game of craps: A player rolls two dice. Each die has six faces. These faces contain 1, 2, 3, 4, 5 and … |
| | m reading c++ primer 4th edition by Stanley Lipmann and I'm on page 92 about value initialisation. I just don't understand when about value initialisation. I browsed around and I know there are also default initialisation and zero-initialisation. Can anyone explain about value initialisation? Coming to this paragraph .. clause … |
| | I am trying to get the midpoint between two points. one of the points by default is (0,0). The other point is entered by the user. the problem i am having is getting it to work correctly from the point class in point.cpp. it worked correctly when i put it … |
| | Here is Libaray 1 that I would like in the namespace "MyLib" [code] /** * lib1.h */ #ifndef LIB1_H #define LIB1_H #include <iostream> #include <fstream> #include <vector> namespace MyLib { class Lib1; } class Lib1 { public: Lib1(); ~Lib1(); int some_lib1_function(int foo); private: MyLib::Lib1 *lib1; }; #endif /** * lib1.cpp … |
| | I've only written one simple class before, yesterday. I am required in this assignment to use all of these functions, even though I don't think they are all necessary. I believe that my problem is just a matter of not knowing exactly how to pass one variable, which is created … |
| | i was wondering if anyone could help me more or less on how i could write a code in C++ that will result in image segmentation. I have made several atempts but everytime i include image.h, my compiler (DEVC++) tells me it does not recognize that variable. I would really …  |
| | I had to do a new installation of my os on a different hard drive and installed MV2010 but now there is no intellisense. How do I make it appear? On the other hard drive I had intellisense was already there but this time around it wasn't. |
 | Ok, so I have a stupid question to ask, and I aks all of you not to ridicule one who is merely looking for knowledge. What is the difference between using [code]#include "whatever"[/code] versus using [code]#include <whatever> [/code]? I've always used the brackets versus the quotes, and have tried looking … |
| | THIS IS NOT WORKING PLZ CHECK FOR ERRORS [code] #include<iostream.h> template <class T> class ex { private: struct node { T data; struct node *next; }; struct node *head,*front,*rear; public: ex() { head=new node; head->next=NULL; front=rear=head; } void enqueue(T x); T dequeue(); void print(); void move_next(); }; //////////////////Implementation file #include … |
| | Hi Trying to create a xml file of bookmarks using the following code... [CODE] // Create the XmlDocument. XmlDocument^ doc = gcnew XmlDocument; //Create root doc->LoadXml( L"<bookmarks><name>Favorite Bookmarks</name></bookmarks>" ); for(int i = 0; i < this->listView1->Items->Count; i++) { XmlElement^ newElement = doc->CreateElement(L"bookmark"); //Add url XmlElement^ urlElem = doc->CreateElement( L"url" ); … |
| | can anyone explain to me what is the definition for the both above.i had search on the internet but still cant got wat it is mean by.if can pls show some example to me.thanks |
| | Here's my code: [CODE]#include <iostream> #include <iomanip> #include <string> #include <vector> #include <fstream> #include <stdlib.h> using namespace std; class employee { /* Employee class to contain employee data */ private: string surname; double hourlyRate; int empNumber; public: employee() { hourlyRate = -1; empNumber = -1; surname = ""; } employee(const … |
| | Does anyone know why I am getting an error on this line of code below? Thanks for you help in advance. [CODE] vector < vector < htNode<B> > > table; [/CODE] |
| | I believe this to be a simple problem. My program runs fine, but I cannot figure why the variable "final_grades" is not being passed to the function and output. alternatively, I may be calling to the function incorrectly. This is the first class that I have written, so it may … |
 | I have a C++/CLI form, and a native class in separate files. I include the header file of the native class at the top of the Form.h This causes the compiler to try to compile the constructor of the Form as a native function and spits out 100+ errors and …  |
The End.