51,593 Topics
![]() | |
Hello friends.Can anyone help me in this.Here is the code. [CODE]circle(320,240,100); textmode(BW40); cout<<"\n\n\n\n\n\n\n\n\n\n\t\thello";[/CODE] The problem is hello is displayed without circle. ![]() | |
So I am new to maps, vectors too, but I read a guide on those. And I need to do one thing with the map that I haven't figured out yet. Implement this C# code into C++ [CODE]map.TryGetValue(oldValue, out newValue)[/CODE] In the C# code map is a dictionary, so I … | |
Hi Just written a small C++ program to try the Public & Private Key Algorithm process, the program seems to function properly as intended in that it decrypts a message sent from Bob using Alice's Public key. [CODE]#include <iostream> using namespace std; /*********************************************************** XOR Process for both encryption/decryption processing ***********************************************************/ … | |
Hello I am working on this program and I cannot seem to get it working. I am trying to get an input of a line using cin.getline() but i am unable to get that line and assign it into an array of characters. Everything compiles correctly but the alphabet[50]'s output … | |
Hello: I am trying to create an audio processor, and I have a program that creates some threads (in Windows). The "main" program creates the audio processor thread, and then creates the audio reader thread. I would like to know how the audio reader can tell the processor that the … | |
Can u guys help me to find errors of this programme! [CODE] #include<iostream> #include<conio> #include<string> using namespace std; string employeeName; int employeeNumber; double employeeSalary; char employeeType; class Employee{ private: string employeeName; int employeeNumber; double employeeSalary; string employeeType; public: void promotion(){ calc_salary('pr'); } void demotion(){ calc_salary('de'); } void calc_salary(char ch){ float … | |
Hello programmers out there :) Im currently having problems with allowing the "-" in my TextBox. [B](Im using Visual Studio 2010)[/B] Im kinda new to programming, thats why this code looks messy. [CODE]void Form1::textBox9_KeyPress(System::Object^ sender, System::Windows::Forms::KeyPressEventArgs^ e) { if(!Char::IsDigit(e->KeyChar) && (e->KeyChar != 0x08) && (e->KeyChar != 0x6D)) e->Handled = true; … | |
hi!..i really need some help.. i need to print a pyramid pattern shown below in c++ language using a nested for loop... 1 1 2 1 1 2 4 2 1 1 2 4 8 4 2 1 1 2 4 8 16 8 4 2 1 1 2 4 … | |
hello, i want to write a simple university programme please first see my code [CODE]#include<iostream> #include<string> #include<vector> using namespace std; class subject { string code; public: void create_code(); void list_of_code(); }; class student { string name; public: void create_student(); void list_student(); }; int main() { int size_of_student,size_of_subject; student student_attributes; subject … | |
Hi, When I compile my class, I find a serious error C2558 no copy constructor available or copy constructor is declared 'explicit' My copy constructor is not private and not explicit ! I don't have any idea about this error Help me please. My class is : Cnoeud.h #include "Csequence.h" … | |
Hi, I have a problem, I dont know how to import data into a single array and then output it to the screen. I am quite new to c++ and would approciate your help. Here is information: When a vehicle has been manufactured, it has the following attributes: make (e.g. … | |
hello, please help me with the code for IR CONTROL using ATMEGA128 MICROCONTROLLER IN C LANGUAGE.PLEASE HELP.URGENT. THANKYOU. | |
Hello! I am making a text-based game (I am new to C++) called The Final Journey (I made the name up, didn't copy) and I have had some trouble with the code. I am using Dev-C++ (I plan to get VC++), just so you know. Here is what I have … | |
Hello I am new to C++ and coding. A few years ago I decided to learn C++ and wanted to start off by making a text based game to start off. So I brought a few books and began reading and doing the tutorials for things like 'Hello World', 'Calculator', … | |
I'm currently developing a screensaver for Windows. I am curious as to how I can get my screensaver to display in the little screensaver selection window in the Control Panel under Personalization. Is it in the Registry or something? Or am I going to have to contact Mr. Bill himself … | |
What is the integer or double equivalent of the NULL character. That is, the integer that can be entered to represent NULL when using integers (supposing 0 is accepted as a valid integer and not a NULL). | |
[CODE]for(int i = 0; i < floorNum; i++){ if(floorNum == 12){ continue; { statements; statements; statements; }[/CODE] ------------------- if there anything wrong with this statement? i've tried using a while loop and the continue statement would work and skip number 12, but this doesn't work. | |
Hello, I have class named cTPS, there are 3 member functions called matrixP_2, matrixP_3 and matrixP_4 for calculating matrixP in three different ways. In constructor of this class I want to initialize a pointer declared in cTPS.h like this: [CODE]cMatrixBase *(cTPS::*matrixP)(void) //pointer MatrixP returning object cMatrixBase[/CODE] I initialize it for … | |
Hi im trying to loop through an input file such as: 333 45 56 67 456 80 90 74 ... First number is id, followed by three exam scores..and the "stud.h" is my struct for each piece of data. My problem is looping through each line of data. Any ideas … ![]() | |
The header file [code=c] #ifndef DRAUGHTS2_H #define DRAUGHTS2_H #include <SFML\Graphics.hpp> #include "TwoPlayerGame.h" #include <iostream> enum state{intro, playing, gameover}; //the states found within the game enum squareValue{green, red, blank}; //the draught square values on the board class Input { public: Input(); void setInput(unsigned int,unsigned int); unsigned int getX(); unsigned int getY(); … | |
Hello, I have created a C++ dll with some functions and structures.I need to access the structure in my C# program. When i searched the net, i found that there is no way to include header files in c#. What is the alternate way to use the structure definitions in … | |
Hi! I try to implement a matrix template class which inherits the vector of vectors. The message I get: "error C2679: binary '=' : no operator found which takes a right-hand operand of type 'const Vector<T> *' (or there is no acceptable conversion)" (When I call the alternate matrix constructor, … | |
Hi I'm learning C++ on my own here and am experiencing a problem with an introductory program I've created. My book provided me with a bit of code near the end to prevent my program from closing on me immediately, however it is closing on me as soon as I … | |
Good evening to everyone. I have some troubles with a task I have to do. I need some assistance. Excuse me if I haven't searched thoroughly in the forum and there is a similar topic somewhere. Thank you! [B]Here's the issue:[/B] Compute the minimal and the maximal value of function … | |
Hi, I got a problem in my winttp code which is connecting to the URL successfully but not able to POST the data to the the server, here is my main part of the code [CODE] hSession = WinHttpOpen(L"User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.12) Gecko/20101026 Firefox/3.6.12", WINHTTP_ACCESS_TYPE_NO_PROXY, … | |
I get the error in these lines: [CODE]infotxtbox->Text = ("Name: Peter Jaško "Rank: Main Tech Manager, Vice-Leader, "Donated: ?, "Exp: ?"); [/CODE] This code is entered in a header (Form1.h) of a Windows Form Project/Application in C++ in VC++ 2010 Regards | |
Just a little code I have been working on. New to programming and learned about rand. I applied it in this program. Like I said I'm new to programming and if there is a *easier and more effective way* to write some of my code, please tell me. The part … | |
hoy to get the size of array all initialised to as char pste_msg[64]= {1,2,4,5,6,8,6,5}; memset(pste_msg,0,64); sizeof(pste_msg) is giving 64 any help???????? thanks. | |
Hey, My codes asks for a number, if the user inputs something else it gives an error message and asked for a number again. If the user inputs a number, it should cout whatever number the user chose. But it doesn't work as intended... I get the error message the … | |
[CODE] #include<iostream> #include<time.h> #include<conio.h> using namespace std; class adclist { struct list { int data; list* next; }; public: void makelist(); }; void adclist::makelist() { list** table = new list* [10]; for(int j =0; j < 10 ; j++) table[j] = NULL; for ( int m =0; m < 10; … | |
I wrote a C++ program that could sendKey. the code is as Follows; [CODE]s.SendKeys(_T("{Enter}"));s.SendKeys(_T("{Enter}"));[/CODE] this piece if code is inside a function. Now, i need to access this method from a C code. When i added the includes, i get alot of errors. Some says, that you can't access C++ … | |
In my form have a text box...My requirement is... when is type characters in that box... before typing the 3rd character the space should come automatically or programmatically...the sturucture is look like 21 33 44 55..pls help me...Thanks in Advance. | |
hello guys... im writing small application for TAPI. But this error... I dont know, how I am getting this error. Compiler is complaining that [B]----- ICommDlgBrowser2: base class undefined[/B] here is the code [CODE] EXTERN_C const IID IID_ICommDlgBrowser3; #if defined(__cplusplus) && !defined(CINTERFACE) MIDL_INTERFACE("c8ad25a1-3294-41ee-8165-71174bd01c57") ICommDlgBrowser3 : public ICommDlgBrowser2 { public: virtual … | |
I create a simple data base table using Microfoft SQL Server 2005 and i want to display this simple table as a hole in my form.I use DataSet and DataAdapter to communicate with my SQL data base.i try to pull all the record at data base in to the DataSet … | |
Ok, I have this function that was provided by you guys, and it works, but I needed to tweak it a bit, and I can't seem to get it tweaked right. Trying to make it so it takes a 3rd parameter which takes an integer which will determine how many … | |
Hello friends, I have a small problem with integers... I want to get the seconds of the time in format HHMMSS. My code is: [CODE=cpp] int get_seconds( int time ) { cout << time << endl; int sec = time % 100; time /= 100; cout << time << endl; … | |
I have following text file input.txt Ram Shaym Rahul Radha Madhuri Sita I want to read this file and create new file from this file showing following change output.txt Ram Shyam Rahul Radha Sridevi Sita I want to replace Madhuri by Sridevi and send output in output.txt Can anyone please … | |
Hi all, I am currently studying for my degree in software development and have just started using java. In an effort to get ahead of the game I have bought some books on c++ and can happily report I have ubderstood everything up until the part about bitwise opertaors I … | |
I have a simple question about objects and exception handling. What happens to an object after its thrown? Does the implementation take of cleaning up that object or should I be aware of any situations that may require extra care...I've read this from - Inside The C++ Object Model by … | |
Guyz. Im in a competition. Please help me solve this. I need to code a program to solve this. I dont know where to start. Can anyone setup a recurrence relation? please [QUOTE]On an island chameleons of different color live. Every Monday , the following events occur The number of … | |
Hello everyone, I've got an interesting situation. There are three classes [named "A", "B" and "C"], all derived from a abstract base class [named "base"]. However, in my program, I need to sort a vector of "base" object in a way such that objects of type A are less than … | |
Getting this error code, is there something about std::remove() that I am not understanding here? 1>AoE2Wide.cpp(337): error C2664: 'strcpy' : cannot convert parameter 1 from 'std::string' to 'char *' I tried using '=' instead of strcpy() too, no luck. [CODE] class Item { public: int Pos; int ReferenceValue; std::string Type; … | |
I am getting this error when compiling in Eclipse Indigo in windows: [code] mingw32-make all 'Building file: ../src/testing.cpp' 'Invoking: GCC C++ Compiler' g++ -I"c:\MinGW\lib\gcc\mingw32\4.5.0\include\c++\tr1\" -O0 -g3 -Wall -c -fmessage-length=0 -MMD -MP -MF"src/testing.d" -MT"src/testing.d" -o "src/testing.o" "../src/testing.cpp" g++: no input files mingw32-make: *** [src/testing.o] Error 1 [/code] Can someone help me … | |
hi , i have some problem when i want to build my solution , i use different dll and one of them when a build it , he tel me that fatal error C1083: Cannot open type library file: active.dll someone have come idea ? | |
Hello, Another exercise. In this particular problem we are given a five digit integer and program have to determine if its a Palindrome. Author states that we have to separate each digit into its own variables using % and /. I came up with solution but i don't know if … | |
So i have a weird problem that isnt exactly an error, its just something im not understanding. i have the following peice of code and the functions it calls. What happens is when the indicated line is run, i get an output telling me the 2nd constructor has been called, … | |
How do I return the data in the last node from the RemoveTail function? Currently I have something like below.This is a basic doubly linked list. [CODE]class List; class Node { Node* next; Node* prev; void* data; public: Link( void* pData ) : next( 0 ), prev( 0 ), data( … | |
I tried to #include <GL/glut.h> but when I compile, I get a [link error] at WinMain@16 or Win@16 (I forgot). I don't exactly know why and I don't know what to do either. Can somebody help please? Do you need that header file? (To fix it?) Thanks in advanced. | |
This is the weirdest bug I have gotten yet. Its late, and I can't figure out why this is not working....I thought I had the constructor set up right. I am sorry that I am asking for so much help, but I have learned a LOT in these past few … |
The End.