19,876 Topics
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| | ok this code gets three sides of a triangle and prints out the area... but it just prints out that the area is 0 every time... why? [code=C] #include <stdio.h> #include <math.h> double area(int a, int b, int c); int main(int argc, char *argv[]){ int a, b, c; printf("\nSide A: … |
| | Hi! I was hoping for some advice on how best to create a single doubly-linked list which could contain all of the different types of classes I have. This is the code I have written so far.... [B]shape.h:[/B] [code=C++] class Shape { public: Shape (int l=0, int h=0) : length(l), … |
| | i have made the following code... but i am having problems in accessing it.. [code] //structure for queue struct queue{ int items[MAX]; int front; int rear; }; //decleration of the queues :que_term for the values printed on the terminal struct queue que_mul2,que_mul3,que_mul5,que_sort,que_write,que_term; //initializing the queue void InitQueue(queue &q) { q.front=0; … |
| | Hello people, Whats the use of switch(ch) in c? |
| | hello everyone.. I have been given an assignment to do a mini project in my college using C.As such im in dire need of ideas for the same. I need ideas for programming games,innovative programs etc.. till date they have taught us C pointers structures & arrays.. So ill have …  |
| | Can you give an example of how I could implement a C functional #define statement in C#? I have one with 3 lines of code, delimited using \ at the end of each line.... could you explain how this works when executed in C? Thanks  |
| | ok so i am going to be taking a c++ course next semester and was wanted to get better knowledge so i have a proble that i was givin that am having some trouble, just some pointers on where/how to start will be helpful... Im not sure how to set … |
| | Hi, I am basically writing a program that reads in ASCII files exported from 3ds max in order to reproduce an object in OpenGL. My code works fine for one object and I've even got it working for two as long as the second object contains less vertices/facet windings than …  |
 | Hi I just finished reading C++ the complete reference by herb schildt (almost a quarter ago)so i feel i can program in c++ but i don't know what to write.could you give me some problems that their answers involve a lot of c++ features? thanks a lot |
| | does anyone have a function laying around to secure delete a file from the hard disc with X passes of random data? ive been trying to find this code forever on google, and everything I have found has just been skimpy .NET programs  |
| | Hi all, I'm working on a programming assignment for class and after trying a few things on my own I got stuck. Basically my function will take a string and count the number of times each word in the string occurs in the string. For example this string: The brown … |
| | i need something from standard libraries that can help me outputting chars at specific places on my screen...i have seen some commands defined in conio.h but i cannot use it as my compiler doesnt have it and it is not standard and not portable any other libraries or suggestions?  |
| | Hi there, Can any one help me, I am trying to import a wave audio file apparently I have to remove the header file or something like this can any one advised me please. |
| | Can anyone suggest a book from which I can learn Window based C programming ? |
| | I am running into an issue that involves sharing an XSD2Code generated class. I am working with one huge xml schema that I generated into a class in a common class library. The problem I am facing is multiple applications will be referencing this common class but I want to … |
| | I have an assignment to submit tomorrow. It gives me compiling errors. About 62 in VC++ 2008 and 42 in VC++ 6. I have written this code in one single file and it works fine there. One error that I can think of is with the declaration of class variable … |
| | Hi everyone. I am new to this web site. Found it while doing some research. My need is as follows: I am modifying a healthcare Practice Management System for a company in Jacksonville, Fl. and the client wants to be able to create basic BAR and PIE charts. There is … |
| | I HAVE A VERY PECULIAR PROBLEM,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, THE PROGRAMS I COMPILE SHUT DOWN AFTER COMPILING ONCE,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, FOR EG- I CREATED THIS PROGRAM FOR GETTING THE ASCII CODES OF AN ALPHABET ,,,,,,,,,,,,,,,,,, AFTER I WROTE THE ALPHABET IN DOS IT DISPLAYED ITS VALUE AND SHUTDOWN,,,,,,,,,,,,,,,, HOW CAN I ALTER MY PROGRAM TO … |
| | Multiplying the digits of an integer and continuing the process gives the surprising result that the sequence of products always arrives at a single digit number. For example, 715 ---- 35 ---- 15 ---- 5 27 ---- 14 ---- 4 4000 ---- 0 9 The number of times products need … |
| | Hello All I am having some problems with a C++ class that i am taking and after looking around on the web I am still lost. The assignment that I am working on right now is as follows: [ICODE]Two numbers are entered in from the keyboard. If the larger number … |
| | Hello. My program gets "segmentation fault" in "strcat(string,stringaux)" and it is strange because I am sure that string always has space for adding the new stringaux due to before call strcat I check if size of the destiny plus new stringaux is less than string capacity: [code=c] char string[100]; char … |
| | Hi all, Just registered on the forum. I have a quick (hopefully) question. I'm trying to read from a text file into one single string. I'm having some trouble though and can't quite find my error. I have the following code below right now. The problem is that my function …  |
 | is there a way to increase bluetooth range in mobile phone for 1 seconed? by changing the driver or somthing like that? in C\asm? i asked in the java forum,they said it might be possible in C. to save time - i checked and it's possible to increase range of … |
| | How to do this assigment.im did not understand it..plz somebody help me.i will appriciate anybody who will help me. The program question are like this and this program should use c programming:- The owner of a snack bar wants a system which will allow a menu, with prices, to be … |
 | hi everyone. my program uses an infinite loop & runs forever. i want to run some codes when i decide to stop the program using CTRL-C. Is this possible ? Please advise me. thanks |
| | Project Title : Student Grading System Purpose : Calculate the grade and sort the student matrix in descending example Input file : studentsmark.txt example Output file: studentresult.txt How the user operate the software: 1) user run the software 2) an interface show on the screen 3) user keyin Input file … |
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| | I am at work and did this program on notepad and not sure if this is correct or not. Can someone that has the visual studio compiler test this and let me know if it works. If it does no could you offer any minor feedback on the location of … |
 | I'm trying to solve [URL="http://code.google.com/codejam/contest/dashboard?c=agdjb2RlamFtcg4LEghjb250ZXN0cxh5DA"]this[/URL] problem. The input file I used was the one on the site: [CODE]4 9 0123456789 oF8 Foo oF8 0123456789 13 0123456789abcdef 01 CODE O!CDE? A?JM!.[/CODE] My abstract idea was: Read the first line, loop the program that many times. Read the next line. Load the … |
| | For this assignment you will write a wrapper routine for the LAPACK routine DGESV to solve the system of equations Ax=b (where A is a num by num matrix, and x and b are vectors of length num). A wrapper is a routine that reformats (or supplements) it's arguements in … |
| | Need to write a simple declaration program w/c apply the substitution method. substitution table is: *-a $-e /-i +-o --u sample outputs ENCRYPTED MESSAGE: m$$t m$ *t 9:00*m /n th$ p*rk DECRYPTED MESSAGE should be: meet me at 9:00am in the park MY PROGRAM: [code=c] #include<stdio.h> main() { char c; … |
| | Hey guys this is a very naive problem,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, but how do i save the c programs i compiled on borland c++ on the dekstop??????????????????????? |
| | I can't understand why when I'm calculating the num of elements of 'A' in main(), so the result is correct. But when I pass the 'A' to function myfunc() and calaculating there so the result is incorrect. Can please someone explain me? [code=C] typedef struct { char description[30]; unsigned price; … |
| | Hey Guys, I need some help figuring something out for an assignment. The assignment is basically about creating a editing program to edit a single char string on the console, everything has been coded and works without a hitch except for one part. I can only display a certain number … |
| | three stand A,B,and C as a capacity of 20 each array should show 0 or seats occupied method should show capacity and state of each stand before accepting user input accept age,stand,and index as input output total amount collect by each stand,total classification of the patrans in each stands when …  |
| | I have a structure [code=c] struct Info { char *name; char **value; }; [/code] and a function [code=c] void addValue(struct Info *info,char *value ,int posVal) { int size=strlen(value)+1; info->value[posVal]= (char *)malloc(size); strcpy(info->value[posVal],value); info->value[posVal+1]=NULL; } Main struct Info info[10] ....... ....... initValArrSize(&info[0],1); /* Make size+1 single dimension arrays of size char … |
| | Write a program that will compute and print out all positive integers that are less than and relatively prime to the integer 351. Two numbers are relatively prime if their greatest common divisor is 1. You must call a gcd function. so far i have this, it compiles and works … |
| | Hi, I am trying to develop a DOS-like system which will be able to do all minor functions like cd.. cd/ and changing to sub directories. Guys I am stuck in how to find a single path for many files..... Thanx in ADVANCE |
| | I want to able to search for multiple words on the same line. For example, consider the file with the following contents: .... 11. 15 18 40 53 => 16 19 41 54 12. 03 15 27 64 => 04 15 28 65 13. 25 46 47 91 => 26 … |
| | Hi there. I've written a program to sort a few numbers. However, I get an error missing function header. Can you please guide me where did it go wrong? Thanks [CODE]// #include "stdio.h" int sort(double top, double middle, double bottom); int main() { double x[20]; x[1]=0; x[2]=-0.07; x[3]=0.08; x[4]=-0.01; printf("%.1d,%.1d",x[1],x[2]); … |
| | i define a structure that contains a constant member. the problem is, when i use [icode]malloc[/icode] to make such a struct, i fail to initialize its const member, for example: [code] struct C { int* const p; }; int main() { int i = 0; struct C s = { … |
 | Is there any way to force fwrite() to write in big-endian format no matter what? I am trying to write a MIDI file and they are always big-endian. Converting every value I write to big endian beforehand would be extremely tedious. Ideas? |
| | [code]int **p; p = malloc (x * sizeof *p);[/code] sizeof *p - (i am not quite sure, and i was thinking) does it calculate the size of *p as size of double pointer, size of pointer or as size of variable pointed by pointer another exmaple with same [icode]int **p;[/icode] … |
| | hi every one i want C program to store 10 characters in alphabetical order using merge sort and quick sort? and another program to input 10 names ,maximom of 25 characters ,using merge sort and quick sort? |
| | Ok I am having an issue with a program. I am in C++ II but my issue is I have not taken C++ I in over a year so I am at a disadvantage...we are working on a program and this is the information we were given and this is … |
| | i have problem passing double pointer to my funciton first i declare: [icode]int m, n;[/icode] i read m and n from user just fine (i've checked that) then i declere: [icode]int farm[m][n];[/icode] and i have a function... [icode]void harvest(int **farm,...);[/icode] and when i call it with: [icode]harvest (farm,...);[/icode] it says …  |
| | I am trying to create a project, which will compute the yearly and monthly rate of taxes to be paid by a person earning a given gross yearly salary, knowing the rates for NI contributions, pension contributions, and income tax. The problem i am having is i dont think the … |
| | i want a way to do validations for a String (the text should contain only characters, and not _ @ or any number) .. i found a code that does validations for integers, but not for strings.. Please could u, send me the code to conduct validations for Strings,, i …  |
| | Hi All, i'm executing a C program in unix, is there a way i would be able to capture abnormal termination of the C program. i observed that abnormal termintion results in the segmentation fault message being displayed. Would i be able to capture the return count in Unix to … |
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