51,593 Topics
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| | Dears, i was looking for a way to sommunicate with GSM modem through AT-Commands. am able to do that through HyberTerminal, but am stucked in converting that to C++, any clue.. PS: i can only use standard Libraries.. |
| | Would you please help me in writing a c code to read data from a file and perform 1)numeric sort, 2)alphabetical sort. the file may contain data of any kind.Like it may contain only numbers,only names or a database of employees of a company.(which contains their employee id,name,designation and salary,....in …  |
| | Hi guys I am currently making a simple calculator for children in turbo c++ and I do not know how to make the help screen. I want the child to be able to press the letter h which will take them to the help screen. Can anyone help me? |
| | http://www.cplusplus.com/forum/beginner/128275/ its my question plzz someone help me out  |
| | http://acm.epoka.edu.al:8080/en/problem-pid-c45b?ps=1&smt=a&smpwid=0 .. the exercise is found in this link pls |
| | I am developing a client server application in C#. I am sending from my server to client an object of `Student` type which I serialize on the server side and deserialize on client side. The serialization and deserialization are as follows : // server side serialization. Student s1 = new … |
| | how can we make softwares or games with c++. i ve listned that we can make softwares , games by progrmming , but how i read in a book that u can make calculator but how we type program in compiler and the output is shown . my question is … |
| | It's been awhile since I've needed help, but I can't for the life of me figure out why subtraction isn't doing what it should be I'm clearly missing something or some change to how C++ interprets subtraction, if you could point me in the right direction that would be awesome … |
| | Hi! I have this code, classes with matrices, overloading operator etc (this is just one part, I reduced it from original). #include<iostream> using namespace std; class matrix { protected: float* M; size_t m,n; public: matrix(){} matrix(size_t m,size_t n); matrix(const matrix& A); ~matrix(); matrix& operator=(const matrix& A); matrix operator+(const matrix& A) …  |
 | I want to declare an array of type (char / string) confused! dunno which one.. which will store 5 names this code couldnt work char names[5]={monitor,cpu,mouse,joystick,system}; someone guide me please |
| | hi, can someone correct this code for me. i will be very thnakful. #include<iostream> #include<string> using namespace std; template <class T> class ListIterator; template<class T> class List { friend class ListIterator<T>; //declaration of <Template>class iterator public: List(int size); ~List(){ delete [] listArray; } bool isFull() { return mSize == MaxSize; …  |
| | program that implements an event-driven simulation of a line of customers at a bank.Each customer enters a queue, waits until reaching the front of the queue, performs a transaction with a teller (bank employee), and then leaves the bank. You may assume that the bank has only one queue and …  |
| | create a structure called sales with: salesid, custmer name, customer address using constructor to initialize. |
| | I am writing a program where the user enters 2 strings and the program checsk to see if any characters are in both strings, and if they are, remove them from the first string and print it. So i have this at the moment, and it's almost working but it …  |
 | Hello, so i am making a shooter game, and i want the asteroids or '@' to spawn randomly along the y axis and fall down (- y axis per second) compiler:- codeblocks os:- win 7 thanks. |
| | Hello, This is about an assignment and the requirements (to pass) is as follow: 1-Abstract base Class **Shape** must have the following consturctors: area() print() Recommended constructors: Point( double x, double y, double size) Circle( double x, double y, double radie) Rectangle( double x, double y, double width, double height) … |
| | hy i have a problem in a Result programe of C++. I want to find 1st,2nd and 3rd position from any number of students. I already have a code to find first three largest element of array but problem is that 2 or 3 students marks can be equal but … |
| | I want to delete the previous line in screen console. system("cls"); is clear all my screen. |
| | *Emphasizedarray sorting[ > # Click Here # ](null) Text Here*  |
| | my problem is how to use if else statement with the use of character type string (char str[40]) for exemple char str[30]; cin>>str; or gets(str) or getline(str,30) if(str=="hello") cout<<"world"; i search this everywhere but every answer could not satisfied me. |
| | Greetings everybody, I have been using libusb for a few days, I developed a program to transmit data via USB port which gives no error, but when I developed a program for receive mode, it gives a run time error related to submit urb. When I took a look at … |
 | Hello, I'm trying to write a program that will allow the user to choose the sum of the dice and also the number of times the dice can be rolled. Here is the program #include <iostream> #include <cstdlib> #include <ctime> #include <string> using namespace std; int rollDice(int num); int Main() …  |
| | hi fellas As I remember, I watched video on YouTube, I couldn't watch directly on the middle of the video without loading from the beginning (am i correct?), but nowadays we can and it's really great. How that thing works? Maybe i'm wrong, anyone can verify that? |
| | I've attached below my codes. I'm stumped. The funny thing is, I think I can make this work with a vector instead of the arrayListType class. I cannot figure out how to load the objects into the array. I create an arrayListType object of type extPersonType, call it addressBookType, and …  |
| | Greetings everybody, I have been using Code::Blocks for only a few days. I have developed lots of GUI applications in other IDEs. But, when I try to start a GUI project in Code::Blocks, I am having compile error, even thoough I change nothing in the generated project. I mean, even …  |
| | Hello, I am making a 2d shooter game, and I dont knnow how to make the player's ship move left and right with left and right arrow keys... please help me. I have to finish this project before 6th... please help |
 | Hey all ,,,, basicly i come from a vb language to c# and i'm using couple of varables and constant that i'm using upon all my project so is there any way that i can set like a public variable that i can use every time i need or even … |
| | hey all again i have a little issue it may be a little stupid but i'm not able to figure it out what i'm trying to do is to make a counter ,, i'm trying to get a number from database and increment 1 to it and adding it one … |
| | I'm supposed to just read a file and display certain information. I wrote the file in notepad and have it in the correct folder for my project, but when it opens (it DOES open), it doesn't display anything. Ideas? #include <iostream> #include <fstream> using std::cout; using std::cin; using std::ifstream; int … |
 | How to write a program in C++ which creates a file “grade.txt” and stores student’s grade and name. |
| | I am having trouble finding out if I did the header correctly #include <iostream> #ifndef TREE #define TREE // Node class class Node { int key; Node* left; Node* right; public: Node() { key=-1; left = NULL; right = NULL; }; void setKey(int aKey) { key = aKey; }; void …  |
| | I have this working like it should (I think) except that it is cutting off the first letter of the first display name unless I add a space before the name. I have tried using just using cin >> soccer[i].name but it doesn't work, it skips over the name entering …  |
 | 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'm doing a program on a quiz using DEV C++ and i want to set a countdown timer for it. As the user is doing the quiz, he's able to see the timer and once the timer reaches 0, the quiz automatically stops. Is it possible to do this? Thanks … |
| | Hi i developed a C++ code for tracking a yellow colored object. IDE: CodeBLocks Opencv Version:2.4.6 Language: C++ Following is the code for yellow color detection, which i was able to successfully perform. #include "opencv2/imgproc/imgproc.hpp" #include "opencv2/highgui/highgui.hpp" #include <iostream> using namespace cv; using namespace std; Mat GetThresholdedImage(Mat image_here) { Mat … |
| | Greetings everybody, I would like to ask you if there is any tutorial about libusb I could learn how to use quickly. Additionally, how could I use libusb in visual studio, currently have VS2010? I can already access it in Ubuntu, but desire to use in also Windows. Thanks |
| | Hi guys, Error- collect2.exe:fatal error:cannot find 'ld' compilation terminated Compiler:gcc library:mingw I have done quite a bit of internet search and followed a discussion pertaining to this on daniweb,but to no avail.Am working on code blocks. Initially there was no problem, then i linked libws2_32.a and even though it compiled … |
 | I've been assigned in my class to do this exact same problem: <snip> I'm wondering on how to get started. Any help would be appreciated. I know how to use the functions for c-strings, but I'm not sure if I should place all the contents of the paragraph into one … |
| | Hi, anyone like to offer some extra eyes on this problem? I am having trouble with the array pointer and with the variables. I don't seem to have the pointer set up because the additional times the array is called it is empty. Also, if I don't use integers the … |
| | guys i need help with my program.if i run this code its crashing. if there is a value in my QLineEdit the button **BMIINTERPRETATION** must activate, i set it like this( **bimout->setDown(true)**) so here is my code. i don't know where i am going wrong any help will be appreciated.thanx … |
 | Hello everybody. After 3 hours of constant searching, I have finally given up on finding a program that recovers a password protected word document. So, I coded my own program that goes through every single letter combination of any desired length. Now, all I need to do is have the … |
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| | Write a program that inputs (from the user) the number of hours worked and hourly pay rate for employees and outputs their total pay. The program should process an arbitrary number of employees; the user will terminate input by entering 0 for hours worked and pay rate. Use a class …  |
| | Line 49 is giving me a C2679 error and I'm not sure how to fix it. Help? #include <iostream> #include <fstream> using std::cout; using std::cin; using std::ifstream; using std::ofstream; const int MAX_SSN = 12; const int MAX_WAGE = 6; const int MAX_HOURS = 3; const char STATUS = 1; int … |
| | [code=C++] #include <iostream.h> int main() { char word[32]; int x = 0; cout << "Please enter the word (maximum 32 characters):\n"; cin >> word; cout << "The ASCII for this word is:\n"; while (word[x] != '\0') // While the string isn't at the end... { cout << int(word[x]); // Transform …  |
| | greetings just started with C/C++. Im not quite comfortable porting from java to c/c++. Pointers are quite hard at start. So pls help me with this problem I want to copy the exact data of a certain pointer to an array of struct. Not just point a pointer from another. … |
| | hello there i have a homework in c++ and a i dont know how to do can you help me please... |
| | Hi guys , I would you to help me to solve this problem First , user need to input 10 numbers Ex : 85 11 36 174 112 24 73 52 183 149 Next , user need to input the initial number . This initial number will determine whether the … |
 | Creating a text editor. Thread 1 creates a file and listens for user input. Thread 2 checks for spelling mistakes. How do I show spelling mistakes on the console? Should I highlight the text that has the spelling mistake? I tried that but it just highlights the following text in … |
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