51,593 Topics
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| | Hi, I was wondering how to get the computer to randomly select between 0, 1, or 2. |
| | As the title specifies, I would like to know how to remove a surface once applied. Pretty new to SDL and it would be a great help if you could spare some information. Thanks  |
| | Hey, I was just wondering how do I make my edit boxes so that when the the tab button is hit the cursor will go on to the next edit box in windows API. I've done some research on functions that deal with the cursor but I can't string them … |
| | I have a templated class set up like so: [code=CPP] template<typename T> class treeNode { public: bool operator==(const treeNode<T>&) const; bool operator>(const treeNode<T>&) const; void print(); T field; int key; }; [/code] Using the > operator as an example of my problem, I have it overloaded like this: [code=CPP] template<typename … |
| | hi, Im trying to have a function that would return a pointer and i cant seem to figure out what it is that the compiler complaining about. I got the following error: 80 expected constructor, destructor, or type conversion before '*' token 80 expected `;' before '*' token heres an … |
| | I have an assignment where I need to input a certain value, and the computer will then run through an 'txt' file to see if the value is in there, otherwise it will ask you if you want to create a new value or make a new input. [code] ifstream … |
| | Hello, I've written a knight's tour program and handed in a working version of it already using a bunch of if statements for each possible move. I really wanted to use a couple of arrays for the moves and consolidate my code more, but I ran out of time. I … |
| | Hello, I am new to c++ and attempting the for command. This is my code #include<iostream> #include<string> int main() { for (int x=1; x<=10; x++) { cout <<"Hello"; } } but the error : undeclared identifier comes up for cout. I have tried other commands such as cin but none …  |
 | I reached another part of my program where I have the following statement which prints out these values on screen. printf(" %d %d %d %d %d %d %d(%.1foC) %d %d(%s) %d(%.2f) %d(%s) %d\n", year, month, day, hour, minutes, evtStart, temperature, tempDegC, checksum, basicSelfTest, bstResult, batteryVolt, (float)(batteryVolt*0.0198), powerUpCode, statusCode, timeElapsed); I …  |
| | hi plz hlp me in make this c language prog. 123 132 213 231 321 312 |
| | I need to make a program that reads the program its self and echo prints it to the screen. I appreciate any help. For example if the program was: [CODE] <iostream> using namespace std; int main (){ //This is my program } return 0; [/CODE] My output would be this … |
| | Hi, I am new to stacks and need some help getting started with my first program in stacks. I have all the functions like pop,push etc. in my header file. I have to create a palindrome program with the objectives below. If someone can give me an idea on how … |
| | How to prompt user enter 10 integer then sort it in both ascending and descending order and also ask user either they want to sort it by insertion sort or selection sort or bubble sort?? |
| | Hey guys, Can anyone post sample code about updating an object that is already in an std::list? I know that it sounds as a really stupid question, but obviously I'm doing something wrong. In my code I'm going through the list with an iterator until I reach the object of … |
| | This is just part of my code. For some unknown reason, the value of staff is correct after using copy constructor, however, once it goes out of the loop, 2 of s value's turn into -858993460, other values stay fine, look at the red lines part of the code [CODE] … |
| | so im trying to practice writing a few programs that might have to do with my upcoming test soon. in this program i wanted the user to enter a test score and it couts the letter grade. doesnt work properly it couts the test score instead of the letter grade. … |
| | I started a new thread since my last thread was getting to long. I am using stacks to find out if a string of characters is a palindrome, is not a palindrome, and is almost a palindrome. However, my output comes up and then disappears when i compile. So far, … |
| | #include<iostream.h> using namespace std; char*ones(int number){ int num = number&&100; if(num>10&&num<20){ return ""; } else { num = num%10; switch (num){ case 1: return "one"; case 2: return "two"; case 3: return "three"; case 4: return "four"; case 5: return "five"; case 6: return "six"; case 7: return "seven"; case … |
| | write a function that determine whether a number is prime. |
| | I need some help with a problem. I am attempting to insert numbers into a binary tree, then converted it to a rbtree, just curious on how i can change it over i know that 10 (black), 4(red), 5(black), 6(red), 11(red), 12(black), 13(red) as my input. int a[] ={10, 4, … |
| | Hello , I have just started dealing with OpenCV and tried to open an sample.I am using version b4a. And when i opened a sample source file(for example:face detect). I compile source file(face detect) and it(visual stdio 6.0) gives 0 error or warning. But when i tried to run it … |
| | I have the following integral function with Simpson's rule: [CODE] typedef double real; typedef real real_func(real); real Integral(real_func func, real a, real b, unsigned int N = 1000) {...} [/CODE] It works like: [CODE] real myfunc(real x) { ... } Integral(sin,1,2); Integral(myfunc,1,2); [/CODE] But does not work with a public … |
| | I am not able to find a good MFC Tutorial. Do anyone has got a link for a MFC Tutorial which consists from basic to advance.  |
| | Hi, I would like to learn C++ and become a gaming programmer. Your suggestions to the following are appreciated. Q1) What development software do you suggest (compiler, code editor, ide, etc)? Free versions as well as priced, thanks. Q2) Regarding OS, does anyone recommend Linux over Windows (XP, Vista, 7)? … |
| | can anyone answer this question? You are to write a C++ language program that: 1. Reads in the size of a square from the screen; 2. Prints a hollow square of that size out of “-“, “|” and blanks on screen; 3. Prints the same hollow square onto a text … |
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| | Hi I have a problem which i cant seem to solve or font really know where to start im only starting learning c# so dont have a lot of experience. Basically my problem is that i intend to loop through a directory of .tif images which contain BW and Colour … |
| | Hey, I have to create class diagrams for each of class that I have created. I have currently create 4.. Please could you have a look at the example class diagram and tell me if it looks alright or have I done it completely wrong? Thanks for any help. |
 | Hi. :-/ I am trying to create multiple output files while reading a single input file. The multiple files will be created based on the value in the first field. My set1 contains 1,2,3,2,1,3. That is Field1 values. My multimap contains the other fields (field2 and field3). Now what I … |
| | I have a function which acts on class member function: [CODE] template <typename ClassType> double Integral(ClassType& obj, double (ClassType::*func)(double), double lower_limit, double upper_limit) {...} [/CODE] This can be call like this from outsie: [CODE] class myclass{ public: double classfunction(double); }; double myclass::classfunction(double x) {...} int main() { myclass probe; std::cout … |
| | Hi, from my understanding, if you initialize an object without the "new", it will be only saved in the stack. If the method exits, the object is destroyed. Is that correct? What about this code? [CODE] int main() { string xxx = getText(); cout << "from main() " << xxx … |
| | I am just new in C#, somebody can you give me code for MS SQL server connection, on how to call records, add, edit and delete records...THANK YOU |
| | Hi all, I am a beginner to coding. Forgive me if my question is too silly. What I would like to know is can dynamic allocation in a loop result in shortage of memory. what I am trying to do is find FFT of a large no of images in … |
| | The idea is to have many MessageBox() calls, each within their own thread. The catch is, each thread has to be dynamically created. At first, being a noob, I tried this: [CODE]void Go[10](void) { MessageBox(NULL, _T("..."), _T("..."), MB_OK); } .......... CreateThread(NULL, NULL, (LPTHREAD_START_ROUTINE)Go[i], NULL, NULL, NULL); [/CODE] That, obviously, didn't … |
| | Hi, I'm fairly new to C++. My project states that I must write a program that will allow the user to view a list of TV shows read from an input file. each show should consist of four data members: show ID, Title, day of show, and time(pm). ID serves … |
| | hi everyone i'm new in programing, so don't judge me if i will say something stupid... i'm trying to write i poker game in C++ but have faced with several problems, the first one is how to determine a winner... for example i player hand is: Ace of spades card …  |
| | Hey, I'm currently learning about classes and I am wondering how to implement a sub-class into a class. I have a class atm called "Person" but I want to create a sub-class called administrators. So would it be: [code] Class person { public: // class methods // class methods private: …  |
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| | Hello, I need some help on processing only even numbers on a counter-controlled do-while-loop, an event-controlled do-while-loop, and event-controlled do-while-loop to process only even numbers that breaks within the loop. I'm new at C++ so help would be appreciated. Thanks. [CODE] #include <iostream> #include <fstream> #include <string> #include <cstring> #include … |
| | I need to make a function called “menu” that displays a main menu. This function should return the choice of the user please help!!! |
| | I'm attempting to create a computer program that prints a triangle of digits, as well as a "ruler" that measures the user specified width of the screen, showing the width in digits. The ruler must have a tens row and a ones row. The program reads three integers: a) the … |
| | Hello guys.. I am really new to OOP (object-oriented programming) with C++. I am trying to make a simulation window program. I have a bit confused about apply linked-list inside the class. I mean, I am trying use linked-list to do adding item menu. Yes, I make the lists of … |
 | Hi, I was hoping someone could help me with a C++ string problem. I currently have my program open up a file, read the contents into a string, and then I am trying to look for certain key characters in the string, like < and </. In short, I am … |
| | Hey, I am trying to write a program that will take the grades from an input file and average them and print them to an output file along with the names and grades. I know i am missing something simple (but ive been staring at this for 6 hours). Here … |
| | Does anyone know of a good DirectInput tutorial? Every one I've found adds all kinds of extra stuff into it, and all it gives me are lines of code without explaining the well, or showing me how to fit them all together. |
| | #include<iostream> using namespace std; int main() { char name; cout<<"Enter your name.\n"; cin >> name; cin.get(); cout<<"Hello, " << name; cin.get(); } this is what I have.. Very simple program but I cannot get it to work, as soon as I enter two or more letters when debugging, the cmd … |
| | Dear all, There is some errors in the code that I can’t seem to spot. The code is [CODE]# include <iostream> using namespace std; int main () { int N; // Declaring and initializing variables int n=0; int i=0; int fact=1; cout << "Please Enter an Integer" << endl; // … |
| | Hi all, I have a library built in C++ targeted for linux platform. The authors suggested that with some minor changes, it can be compiled in windows as well.. This library in turn uses the mathematical library called miracl, which does support VC++ and I was also able to build …  |
| | Hi, Im new to DaniWeb and C++ and was hoping some of you more experienced tech fellas could help me out with a problem. I want to open a file, then read it by 5 characters at a time by putting it into a [CODE]char[5][/CODE] type of array, then analyze … |
| | > THe program works - its is the last piece of code I am having trouble with. I am supposed the wirte and function (month_conversion) which changes the int month that is represented in the input by (montnNumber and monthNumber1 input that number which represents the month and conver that … |
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