49,761 Topics
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| | Hi everyone!! I am Kevin, and I am new to this site. I am taking C++ classes and have trouble writing this program. I know I have to use several "for" loops and "rand" commands to write it but i am not exactly sure how to do that?? so, please …  |
| | cout<<"hello,everybody!"; Can somebody come for the rescue? Please *My_problem(Is writing a fuction that divides two polynomials ) { return rescue; } |
| | Please ok can any one give me the code to this im making a program and it needs this and im stuck please give code asap application that will convert any text I throw at it to hex Thank You  |
| | Good morning all, So i have started teaching myself C++ in preparation for taking software engineering at university next year, after many hours i have managed to put a simple program together, Im just asking if someone can tell me on in the right track to understanding what each function … |
| | I have a project that requires me to make a search engine for classes. If i were to enter Biology, then classes such as genetics, chemistry, anatomy and physiology are to show up. But the thing is i have the classes and their descriptions in a file and i was … |
| | Iam trying to code a single program of an array with 20 elements in it. It asks for a number from user and search is if this array has that number. I am using Binary and selection search. Its not giving me the required results. here is my code; [CODE]/* …  |
| | So this is a matching game, flip over two cards, if they match they stay up if not they flip over again. I have the matching system and coordinate system working. My problem is that when i use my array of zeros to "hide" the numbers, all that is ever … |
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| | Hello guys, I am having trouble getting an asyncronous communications set up using overlapping. Actually to be more specific I am having problems with using httpWaitForDisconnect to work as async. Using the code below I am able to enter the function, but it is in a blocking state which defeats … |
| | Problem Statement: File Handling in C/C++ On the basis of the given scenario create a file Expenses.txt, Open the file and copy into another Expenses2.txt, Also show output on screen A college has announced the total budget of 50,000Rs.for each game. Games are done four times in a year. Take … |
| | Hi there, here what my problem is - I'm trying to get data from MySQL database put in on global array and make calculation. The data in the MySQL table is 3000 rows and 2 columns. The type of data is double and date Here is the code: [CODE] #include … |
| | ok.. its really hard and takes time and knowlage of C++.. i hope i am in the right section for this.. if no please the mods move it to the right one.. Whoever manage to make over it... is god for me. i can give one premium rs account valid … |
| | Hello, My professor has asked me to write a C# GUI for a C++ program. I did not write the C++ program (hell, I'm not even completely sure what it does -- something to do with pattern recognition). I wanted to know how one would go about writing a C# … |
| | Hi guys, I'm trying to write a small program which will search a file for few bytes and replace it with another bunch of bytes. But everytime I try running this small app I got message about [B][I]istream_iterator is not dereferenceable[/I][/B]. I'm even not sure that I know how exactly … |
 | Hey guys, I have this code snippet: [code=cpp] template <typename ElementType, typename CompareClass> struct Delegate { virtual bool geef(const ElementType &element){ pair <set<ElementType, CompareClass>::iterator, bool> ret; //this is line 196 ret = elements.insert(element); //197 return (ret.second); //198 } virtual void output() = 0; set<ElementType, CompareClass> elements; }; struct ArtiestenPrinter : … |
| | the program is ok(i think)but the data is fixed.i want it able to input your own data.i tried cin>>c1.real>>c1.image; cin>>c2.real>>c2.image; but it cannot use them because they are private... [code=cplusplus] #include<iostream> using namespace std; class complex { public: complex(){real=0;image=0;} complex(double r,double i){real=r;image=i;} complex complex_add(complex &c2); complex complex_sub(complex &c2); complex complex_mult(complex … |
| | I have to write a program that allows a user to pick five numbers from one to 55. The computer will then generate 5 random numbers and determine how many of the users choices match the generated numbers. I have to create an algorithm for this program. The program will … |
| | I am currently stuck on part a of this problem. I am having a problem with my stub, I am also running this on visual C++ 2008 express. My stub is a program i had to create to find the maximum value from the 10x20 array. For some reason that's … |
| | [CODE]#include <cmath> long double NR(long double sample) { return (abs(f(sample)))<=1e-10 ? sample: NR( (sample - f(sample)/fp(sample))); } long double f(long double sample) { return 2.5*exp(-sample)-3*sin(sample); } long double fp(long double sample) { return -2.5*exp(-sample)-3*cos(sample); }[/CODE] I'm trying to write code for a Newton-Raphson algorithm. I have it in recursive form … |
| | Hey, so im trying to make a memory game using 2d arrays. This is my code to randomly generate the rows and columns but its not giving me pairs, could someone tell me why, i really dont know. [CODE] for (int r=0; r<4; r++) { for (int c=0; c<4; c++) … |
| | This program passes two parallel arrays ta a function that prints the grade reports i.e Jay Rino -- Grade: A, I had coded this program as per my knowledge but it does not executed well please help me solve this. I know there is no user input needed but I … |
| | Hi, new learner to C++. I have to write 4 functions to compute and return the diameter, circumference, etc. of a circle. I think I might be on the right track but I'm probably making this harder than it has to be. I commented most code out because I'd like … |
| | This program runs perfect just want to know if I have to do this arithmetic operations using functions how can I do that? [code] // Arithmetic.cpp - This program performs arithmetic, ( +. -, *. / ) on two numbers. // Input: Interactive // Output: Result of arithmetic operation #include … |
| | So, I'm asking a user to input a fraction in the form of this: +3 3/4 I know I can use a search to find where the first instance of something happens, but how do I actually take whats before it? Example: I can tell it to search for white … |
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| | Hi. I want to include an email function in my program. So that if anybody needs to ask me a question, they can use my program to send me an email. I want to do this this way: I want my program to connect to my website, and post data …  |
| | Hi, I am having a user input a series of numbers and characters separated by spaces. like "10 23 65 34 765 34 65 34 64 354 64" and i need to put these into an array without the spaces. I stores them into a string but whenever i do … |
| | I have tried and tried to figure out what it is I am have wrong. I have an assignment to create a program that calculates employee's bonus. I think I pretty much have it, but I keep getting an error that I cant figure out and what the error is …  |
| | [CODE] memset( sDate, 0, sizeof(sDate)); tempSize = strlen( argv[1] ); for ( j = tempSize - 1; j >= 0; j--) { if ( *(argv[1] + j) == '/' ) { j = j + 7; strncpy( sDate, argv[1] + j, 8 ); break; } }[/CODE] |
 | Hi, with c++, what is the steps to make centered 2d sprite rotate oriented toward mouse cursor, i heard that i should use trigonometry.. can someone tell me these steps without coding regards iammfa |
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