51,593 Topics
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| | I know that it generates a public key and then a private key. You encrypt with public and can only decrypt with private key. How is this algoritm going to work in a C++ program, how am i going to compute the public key and then the private key? Also, …  |
| | Hi everybody! I am having some trouble running a detached process using CreateProcess function in C++. I have been using the following function to spawn processes in c++ for years now havnig no trouble. I have used it with console applications, mfc apps, dialog based ... etc : StartProc(char *callprogram, … |
 | Hi, I have a Win32 Console Application which is throwing the Debug Assertion Failed! .. _CrtIsValidHeapPointer( pUserData ) and followed by a Debug Assertion Failed! .. _BLOCK_TYPE_IS_VALID(pHead->nBlockUse). After I did a Step by Step Debug strangely what I saw was it is throwing error once it is exittin the main … |
| | I wanted to write a simple program that uses classes but I've been running into errors. Anyone have a clue as to what is wrong with my code because I can't seem to figure it out. #include <iostream> #include <iomanip> #include <cmath> using namespace std; class cone{ private: double radius; …  |
| | hey can anyone help me with the decrypt part...cant seem to get it to work.... #include <iostream> using namespace std; unsigned char s[256]; unsigned int i, j; void swap(unsigned char *s, unsigned int i, unsigned int j) { unsigned char temp = s[i]; s[i] = s[j]; s[j] = temp; } …  |
| | I have this code and when ever i try to put in the value 'e' it doesnt want to take it, the program freses. #include <iostream> #include <string> #include <fstream> using namespace std; int encrypt(); int decrypt(); int phi, M, n, e, d, C, N, D, answer, p, q, s; … |
 | Why can't I use inline functions with my setter method in c++. Here is the code: Main.cpp #include <iostream> #include "Employee.h" using namespace std; int main() { Employee h; h.setAge(30); h.setSalary(70000); h.setyearsOfService(5); h.printAllInfo(); return 0; } Employee.h #ifndef EMPLOYEE_H #define EMPLOYEE_H class Employee { public: inline int getAge(); int setAge(int …  |
| | I am writing a chatbot and it's database is going to be contained in a .txt file. Now i have this code: #include <iostream> #include <string> #include <fstream> using namespace std; int main() { string line; string uinput, resp; char key = line[0]; ifstream file("t.txt"); cout<<": "; getline(cin, line); while(getline(file, … |
| | #include<iostream> using namespace std; const int STACK_SIZE = 100; class stack { private: int count; // number of items in the stack int data[STACK_SIZE]; public: stack(); ~stack(); void push(const int item); // push an item on the stack int pop(void); // pop item off the stack }; stack::stack() // constructor …  |
 | If I write a C++ program and compile it into an executable file AND, don't have to install the program, will I have trouble running that C++ written program on other platforms? Do portability issues accross different platforms only arise when I have to install the program? I'm currently breezing … |
| | I would like to use GTKmm within Codeblocks, so that everytime a new project is created, the libraries are automatically included. I think I have to tell Codeblocks under Settings/Compiler and Debugger/Search directories and then under compiler the includefiles and under linker the libs. Is that correct? |
| | help i'm rather new at this but have some understanding but am having some probs with 1>c:\users\kysinden\documents\visual studio 2008\projects\real\real\test.cpp(8) : error C2144: syntax error : 'int' should be preceded by ';' 1>c:\users\kysinden\documents\visual studio 2008\projects\real\real\test.cpp(9) : error C2447: '{' : missing function header (old-style formal list?) i am makeing an number …  |
| | This is homework. I am trying to implement a Dictionary ADT using a hash-table with a closed addressing scheme. The problem is that I'm required to make a hash table of Word classes. How can I do this? The class has to be templated. Here is what I have so … |
| | I know it's a bad practice to post the same question on more than one help site (I posted it on Stackoverflow, but after some time your question loses its place on the "active" list and people stop reading it) but I'm really desperate here. So my question is: I … |
| | calculate and display the square root of each value in NumArray then store it in an array called SquareNumArray. hi guys what is wrong with this code? #include <stdio.h> int main() { int numArrays[] = {2, 67, 23, 5, 7, 34, 14, 4, 8, 62}; int SqareNumArray[]; int i; for(i=0; … |
| | calculate and display the average of all even values . #include<stdio.h> int main() { int numArrays[] = {2, 67, 23, 5, 7, 34, 14, 4, 8, 62}; int i, sum=0, ave=0; for(i=1; i<10; i++) { if(numArray[i]%2==0) printf("%d", numArray[a]); total+=numArray[a]; sum=sum+total; printf("the total of all even number is; %d", sum); } … |
| | calculate and display the average of all even values . #include<stdio.h> int main() { int numArrays[] = {2, 67, 23, 5, 7, 34, 14, 4, 8, 62}; int i, sum=0, double ave=0; for(i=1; i<10; i++) { if(numArray[i]%2==0) { printf("%d", numArray[a]); total+=numArray[a]; } { sum=sum+total; printf("the total of all even number … |
| | im not god in programing im stil new to it need help please find the MAX and MIN number then calculate and display the average [(MAX+MIN)/2] #include<stdio.h> int main(void) int NumArray[] = {2 ,67 ,23 ,5 ,7 ,34 ,14 ,4 ,8 , 62}; int max, min, i; double b; max=numArray[i] … |
| | help please ^^ create another array, call it ArrayNum, then store the value of NumArray in reverse order. display the value in ArrayNum. #include <stdio.h> int main(void) { int numArrays[] = {2, 67, 23, 5, 7, 34, 14, 4, 8, 62}; int ArrayNum[10]; int a; for(a=o; a<10; a++) { ArrayNum[a]=numArray[9]; … |
| | I'm working on a problem to balance a checkbook. I've been struggling with it so I split it up into its components. I first made an array to store withdrawals. When I ran this program, everything ran fine. Now I'm trying to create a second array to store deposits. I … |
| | I started this code, and it does encode the text, however it only does the first line of text and repeats it. It is also encoding spaces. #include <fstream> #include <iostream> #include <string> using namespace std; int main() { ifstream fin; string fileName; cout << "What file do you want … |
| | int NumArray[]="2 ,67 ,23 ,5 ,7 ,34 ,14 ,4 ,8 , 62"; A. display all the value of NumArray with an ODD index B. display all the value in NumArray that are ODD C. calculate and display the average of all EVEN values D. create another array, call it ArrayNum, … |
| | #include <stdio.h> int main() { int numArrays[] = {2, 67, 23, 5, 7, 34, 14, 4, 8, 62}; int i; printf("Odd Numbers in numArray:\n"); for(i=0;i<10; i++) { if(numArray[i]%2==1) { printf("%d ",numArray[i]); total += i; sum=sum+total; sum=sum+1; printf("There are %d odd numbers\n", sum); } } printf("even numbers in numArray;\n"); for(i=0; i<10; …  |
| | help i'm rather new at this but have some understanding but am having some probs with 1>c:\users\kysinden\documents\visual studio 2008\projects\real\real\test.cpp(19) : error C2660: 'atotal' : function does not take 1 arguments 1>c:\users\kysinden\documents\visual studio 2008\projects\real\real\test.cpp(21) : error C2061: syntax error : identifier 'a' 1>c:\users\kysinden\documents\visual studio 2008\projects\real\real\test.cpp(23) : error C2660: 'atotal' : function … |
 | #include <iostream> using namespace std; int answer(int x,int y); //function proto int mutab[10][12]; //two dimentional array declaration int main() { for (int i=0;i<1;i++) //this will fill 1-10 of the multiplication table { for (int h=0;h<10;h++) { mutab[h][i]=h+1; } } for (int i=0;i<10;i++) //this will fill 1x1,1x2,1x3 etc.. to ......10x11,10x12 { … |
| | whats wrong with this one? i am trying to display the values in an odd index can any one help? int main() { int numArrays[] = {"2 ,67 ,23 ,5 ,7 ,34 ,14 ,4 ,8 , 62"}; int i; printf("A. Values of NumArray with Odd Index: \n"); for(i=0;i<=10; i++) { … |
| | i wrote this program as an answer to a question given in my book but the output always displays incorrectly #include <iostream.h> #include <conio.h> #include <string.h> #include <stdio.h> class Clothing { //private data members char Code[5]; char Type[20]; int Size; char Material[20]; float Price; public: //constructor Clothing() { strcpy(Code,"NOT ASSIGNED"); …  |
| | Any pointers on how accented characters are implemented in Windows would be helpful. Goal - Ability to add accented characters(áéÃóú) using keystrokes like ctrl + ' followed by a vowel and all other combinations that work on standard applications like MS Word, Text pad etc. My Findings till date - … |
| | Well i use Dev-c++ 4.9.9.2 for programming..i m using it from last two years...recently i learned java and saw that all java programs are run through command prompt. I tried tha same in c++. i saved my program in dev-cpp/bin .but i am not able to do this..what is the … |
| | Is there anyway I can make my static text appear with a delay? For example: Hello (Wait 1/5 of a second) How are you? etc... Any help would be greatly appreciated. |
| | How can I get camera view and Triangle count of models in OpenGL? I know it's a vague question but I'm just starting opengl and none of the tutorials explain how to get the current camera view. I hooked all OpenGL calls for a game and figured out how to … |
| | I have it all written, and it works. However, I have to enter a value and it brings the prompt up again. When I enter the value in the second time, it plays the game. I always have to enter the value twice to get it to work. I'm not … |
| | Is that possible to decompile a C++(or Java) "exe" file enough to read a TEXT password,stored in the source? .......just a regular string or char. no encryption or stuff |
| | Hey Guys, I'm building an asteroids-like game and I'm needing to be able to apply the same operation too all of the different "aliens" on the screen. When I had two aliens on the screen I performed all of the functions manually but that is bad program design. I created …  |
| | Ok, what I am trying to do: A simple RPC package consisting of user-stub and server-stub. The rpc function should: -create a socket -request connetction from server -pack funtion name and input argument into a message body -send message -set and unpack reply -return result and error code The server-stub … |
| | I need help with getline in the for loop,the loop can take the inputs from file in 1st loop,but it skipped the first getline after the 2nd loop...Any help will be appreciated... #include <iostream> #include <string> #include <iomanip> #include <fstream> using namespace std; int main() { string name; int num_semester; … |
| | I've recently created a .dll project in Visual Studio using C++. I'm curious how Visual Studio is creating the ability to link the files. I got everything working properly but it seems I can get the project to work flawlessly regardless of where the .dll file is located. Once the … |
| | how to implement active appearance model any tutorial to coding of it. in opencv vc++ |
| | Hi, I am writing a program that uses post-order breadth first tree-traversal to give me a path navigating from one point in my house to another. Here is a map of my house: http://postimage.org/image/3vq80wdkx/. Here is the tree that I need to traverse and list all the possibilites of: http://postimage.org/image/nlbv9dp03/. … |
| | hi all, wat is session in c++. when do we want to create a session. regards, Sharath. |
| | im using this code to send strings to serial port but this is very slow,the other end of communciation arduino board is not able to get those strings at realtime,how can i fasten this communication? there is no problem in arduino board or arduino code,it works fine for its sample … |
 | hi guys, i want to do this task given by ebook : **Modify the SimpleVector class template presented in this chapter to include the member functions push_back and pop_back. These functions should emulate the STL vector class member functions of the same name. (See Table 16-5.) The push_back function should … |
 | Here's some simulation of the basic push_back and pop_back functions from stl vectors, "inspired" by this thread: http://www.daniweb.com/software-development/cpp/threads/427912/question-about-a-simple-vector-class-template |
 | Hi folks, just a queary about checking chars. I have a char[] variable. I ask the user a question and the user types a response and presses enter. I need to check the variable to see if it said particular things and more importantly if it said nothing. #include <iostream> … |
| | PLease help me in adding files to this code is it very simple for #include<iostream> #include<windows.h> #include<conio.h> using namespace std; struct flight_date { int day; int month; int year; }; struct flight_time { int hours; int minutes; }; struct BookingInfo { flight_date date; flight_time time; char location[20]; char destination[20]; char …  |
| | here is the problem: Write a C/C++ program (call it string invert) that takes a string argument from the command line and outputs the string in reversed order. Here comes the twist: Each process can output at most one character. If you want to output more than a single character, …  |
| | Hello, I have just recently begun the move from Java (beginner) to C++ and have found an interestng project I would like to develop which should teach me some great c++ code. **Encrypted Console Journal** * Text File Encryption * File IO * Date && Time System Retrieval * Text … |
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| | im using this code to detect face features,it works properly but after sometime of its run,video frame pauses and stops responding. im running it on microsoft visual cpp 2008 #include "stdafx.h" #include <stdlib.h> #include <stdio.h> #include <math.h> #include <cv.h> #include <highgui.h> #include <conio.h> // A Simple Camera Capture Framework const …  |
| | Hey guys, I have a rough code here that displays a Square asterisk, Oval shaped asterisk, Arrow asterisk and a Diamond asterisk, and it displays vertically, but I cant figure out how to display my output horizontally. here's my code so far, #include<iostream> #include<conio.h> using namespace std; int main() { …  |
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