19,876 Topics
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| | Who can help me to solve this problem? The problem is attached to the post.  |
| | Okay, so this is only a portion of my code, but what I have to do is have the user enter their weight, and then choose from options like eat cake, pizza, work out, and a few others. If they choose eat easy work out, they enter the number of …  |
 | For those of you familiar with the latest C++ standard, what do you think of [uniform initialization](http://en.wikipedia.org/wiki/C%2B%2B11#Uniform_initialization)? Listening to folks like Herb Sutter, it seems like the intended purpose is to be completely pervasive, which obviously changes the look and feel of C++. Do you plan on using it everywhere … |
| | I need to convert that example table: `unsigned char key[8] = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08}` To char text[16]="0102030405060708" I have no idea how to do this in the simpliest way. |
 | I've been told to study up on four c segments: code, data, stack, heap. I know that googleing stack and heap will probably give me a mountain of information. But what the heck is code and data? If I type c code into google I'M going to get a lot …  |
| | **guys I wrote this, there's no errors, no warnings... but it keeps crashing on execution.. any ideas ?????** #include <stdio.h> #include <stdlib.h> #include <string.h> struct data { char * name ; int grade ; }; int compare_ints(const void *a, const void *b); int compare_strings(const void *x, const void *y); struct … |
| | How to make a reverse string program in [c programming](http://www.programmingpad.com) language ? |
| | So i have write the following code (above) and now for the second part i am required to apply the Complex Number into finding the voltage across the Resistor in a series RLC circuit. The following tasks : Create an executable program Resonant Circuit, which allows you to output the … |
| | error is coming while linking the file error is undefined symbol _clearviewport in module ... i have used graphics.h library function dos.h and also stdlib.h can any one help me out to identify this problem? |
| | Hi This is code: #include <iostream> #include <windows.h> #include <fstream> using namespace std; LRESULT CALLBACK LowLevelKeyboardProc( int nCode, WPARAM wParam, LPARAM lParam); int main() { fstream plik; HHOOK hKeyboardHook =0; plik.open("keys.txt", ios::out); plik.close(); return 0; } LRESULT CALLBACK LowLevelKeyboardProc( int nCode, WPARAM wParam, LPARAM lParam) { KBDLLHOOKSTRUCT *pKbdLLHookStruct = (KBDLLHOOKSTRUCT …  |
| | #include<stdio.h> #include<stdlib.h> struct complex { int real,imag; }; int main() { int choice; struct complex x, y, z; { printf("Press 1 to add two complex numbers.\n"); printf("Press 2 to subtract two complex numbers.\n"); printf("Press 3 to multiply two complex numbers.\n"); printf("Press 4 to divide two complex numbers.\n"); printf("Enter your choice\n"); … |
| | Hi Everyone, I am trying to read in a block of xml using the following code, but it always jumps over the foreach loop: XDocument doc = XDocument.Load(sourceFile); XElement root = XElement.Load(sourceFile); var DataRecords = doc.Elements("DATA_RECORD"); foreach (var dr in DataRecords) { //build up the values we're interested in string … |
| | So I am writing a cash register program, person buys items and the number calculates. But I am stuck at looping, I want the user to pick to pick all his/her items first then after all the program is done I want the program to ask if the user wants … |
| | Hi I have a keylogger code which writes the keys but does not write capital letters and such that:! @ # $% ^ & * () + Someone help me with this? Here is a keylogging code: #include <iostream> #include <windows.h> #include <fstream> using namespace std; ofstream out("plik.txt", ios::out); LRESULT … |
 | Please help me with this I really need your help. Thank you so much. #define EMPTY __________ #define DELETED __________ #define max 1100 #define setSize 20 typedef struct { unsigned long ID; char Lname[16],Fname[24],MI; char course[8],year; }Student; typedef struct { Student Stud; int link /*used to link to next synonyms*/ … |
| | How List.Sort() indecates where the salaries in the list will be ordered and how to be ordered (asc or desc)? using System; using System.Collections.Generic; class Employee : IComparable<Employee> { public int Salary { get; set; } public string Name { get; set; } public int CompareTo(Employee other) { // Alphabetic …  |
 | Hi I try to write this program but how I think math? A general store has the following offer. If you shop for a minimum of 200 $ will receive a 5% discount on the full amount. If you shop for at least 400 $, you get 10% off the … |
| | Hi please help me with this. My head really hurts from attempting to answer this question. Thanks a lot! #define maxCells 1000 #define maxCS 11 #define maxIT 19 typedef struct { char LN[16], FN[24], MI; }nametype; typedef struct studtype { unsigned long ID; nametype name; char course[8]; int yr; }student; … |
| | Please, what are the major things to look out for when writing a c-program report? |
| | Hello all, recently got a piece of coursework I completely know nothing of. It is shown below: Your task is to write a file archive utility similar to that of the Unix tar program. This program will be a command line program (i.e. there will be no graphical user interface). …  |
| | Please bear with me, this is my first post So, I have this superclass called A. And I've 2 subclasses A1 and A2. A has attribute name. A has function toString(). A1 inherits name, and has attribute hair. A1 has a method toString() which goes: string A1::toString(){ string stringA= A::toString(); …  |
| | I'm almost finished coding the last of my C program on stock inventory but in the last two functions (one being my main function and the other a void function) the compiler gives an error stating that there a Parse Issue and that an expected identifier or "(" is missing … |
| | I'm coding an inventory program in C and I need the variable "stock1" in more than two seperate functions I'm not sure as to how they're supposed to be manipulated and read by the seperate functions nor do I understand how to declare them If I declare them as global … |
 | please help .i have written this programme just to enter data to a linked list.but it isnt working.cant understand where the problem is.how can i make this work and how can i make this programme evev better #include<stdio.h> #include<stdlib.h> #define NULL 0 struct linked{ char data[20]; struct linked *next; //pointer … |
| | These days im using xcode and its a bit of annoyingly good amounts of changes from borland which im used to But i keep getting error for this printf ("\nThe amount of First Class cars Stocks remaining are: %d", &stock1); (while stock1 is declared: int stock1) and it says format …  |
| | There is a small problem i have there is a small error that i didnt use to have with the boorland compiler I'm using xcode these days and in my switch case im trying to execute a function (as you can see, the "main" function) however it says that it … |
| | #include <stdio.h> #include <string.h> #include <conio.h> #include<stdlib.h> int fstock1, fstock2, fstock3; int opt1, opt2, cCost, length, gTotal; int stock1= 5; int stock2= 10; int stock3= 15; //--------------------------------------------------------------------------------------------- void welcome() { system ("cls"); printf ("\n ||||''|| . ...\n"); printf (" |||| ||| |||''|| '||| |||. .|| ||| .||''||.\n"); printf (" |||| … |
| | I have no idea hw to approach this... i need to end my program, shown below by the user pressing the letter Q on the keyboard. Help? #include <stdio.h> #include <stdlib.h> float subtract(float x, float y); int main (void) { float x, y; printf("Please enter a real number:\n"); scanf("%f", &x); … |
 | I read the following points related to side effects in gnu c manual it is necessary for the following points to hold true between two sequence points: 1.an object may have its stored value modified at most once by the evaluation of an expression 2.the prior value of the object … |
| | I have this weird problem. If my constructor is [header] class Book { private: vector<string>Entry; public: Book(); [cpp] Book::Book(){ Entry.push_back("0"); Entry.push_back("1"); Entry.push_back("2"); The weird thing is that it does not update when I do more .push_back. I use: void Book::addItem(vector<string>newItem) { for(int f=0; f<Entry.size(); f++) { Entry.push_back(newItem[f]); cout<<Entry[f]; } } …  |
| | Please bear with me. This is my first post. For some reason, I can only display the strings if I put the cout in the same loop. But since I have to separate addString() and displayAllStrings(), I can't do that. My displayAllStrings() keeps failing. BUT when I write a separate …  |
 | I think that the problem is in lines 59-63 #include <stdio.h> #include "genlib.h" #include "ctype.h" #include "simpio.h" #include "string.h" typedef struct{ char name[30]; long sell; double supply; }domiT; void ypologismoi(domiT stx[],int *p,FILE *infile); void emfaniseis (domiT stx[],int *p,FILE *outfile); main() { int p; FILE *infile,*outfile; domiT stx[100]; ypologismoi(stx,&p,infile); emfaniseis(stx,&p,outfile); system("pause"); … |
 | How to find this series without using power function in c 1+x/1!+x2/2!+x3/3!+x4/4! please help me out i'm unable to solve these type of questions |
 | Hey guys, I need a function that reads a text file and stores the character someway, (I am assuming a 2D Array would be best?) then a function that reads through the characters and if the char is something specific (like "X") then it would draw a square (QUAD) 10wx10h … |
| | I have an assignment in which i have to add, subtract, multiply and divide two complex numbers and i am very confused as to how to create the program. This is what i have got so far.. #include <stdio.h> #include <complex.h> int main (void) int real, imag; { complex a, … |
| | I am trying to get my homework assignment to work for class, but I cant seem to get it. Heres the assignment. [QUOTE]Write a program that asks the user to guess the next roll of a six sided die. Each guess costs $ 1. If they guess correctly, they get …  |
| | There is error in this program it's not showing the correct output so help me out by modifying it. #include <stdio.h> int power(int n1,int n2); int main() { int base, exp; printf("Enter base number: "); scanf("%d",&base); printf("Enter power number(positive integer): "); scanf("%d",&exp); printf("%d^%d = %d", base, exp, power(base, exp)); return …  |
| | In the book called gnu c manual I read that the following code has an undefined behavior `i=++i +1`; Because since the variable i is modified more than once between the sequence point,it is not sure that what value will 'i' have..But it is evident that the final value in … |
| | Hey everyone I was working on a small tool and also refreshing my programming skills. my problem is I want to pick a random number from 60,000 to 200,000. it does that but the number it displays are not dramaticly changed. For example if it out puts 062045, i hit … |
| | Dear Internets, I am currently trying to write a program that can extract the "header" from a FASTA file. and then output a portion of the header to a new file. The part of the header i need is the "CONTIG_X" part. When I run this program it prints duplicates … |
| | Hello, I have a datagridview, connected to my database using Nhibernate and my question is how can I exit the Select Mode after I update? Cause at the moment after I click update and it updates, the edit mode is still on, I would wanna turn it off when I … |
| | hello i have the following file: 11 Lockers, Daniel;Engineer;53500 Adamson, John;Manager;77500 Newhall, Bob;Programmer;40000 Brown, James;Clerk;28000 i need to put each employee into a struct and then each struct into an array. so far i did this: else { fscanf(sourcefile,"%d\n",&count); printf("%d\n",count); Array=(employeeType *)malloc(sizeof(employeeType)*count); for(i=0;i<count;i++) { fscanf(sourcefile,"%s",Array[i].name); fscanf(sourcefile,"%s",Array[i].job); fscanf(sourcefile,"%d",&Array[i].salary); } } for(i=0;i<count;i++) … |
| | how to print the foll string without using any kind of variable "How are you %dad%" |
 | Dear all I write bubble sort program for inputing 9 numbers. However, when compile and run it, it only allows me to input one number only. Could anyone see any fault in my code? I think the problem is on the first loop. #include <stdio.h> int main(void) { int num1 … |
| | Has anyone found any compilers to work with windows 8 besides Microsoft studio? I have tried downloading Dev C++ and code::blocks but keep getting build errors? I have used both of those compilers on window 7 for multiple programming purposes |
| | am frederick sekyi and am new to this website.can any of you help me with computer programing?  |
| | I am working on a project about data mining. my company has given me 6 million dummy customer info of twitter. I was assigned to find out the similarity between any two users. can anyone could give me some ideas how to deal with the large community data? Thanks in … |
| | How to make simple games in c language? did any one of you can help me to build a game?  |
| | We have a simple query and insert using C code linking to mysql db. The issue now on itself the script works fine. But when we put to run as a cron job the select query gives empty results and when we run back on the db there is results. … |
| | My program is nearly done.But my function SumN doesnt print the correct output. SumN have to output the Sum of numbers that belong to the interval [a;b]. Example: input a=1 b=10 1 4 13 45 10 output sum=15 but im getting 60 and in should be 15. Can sameone help … |
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