19,876 Topics
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| | Hello, I am having two problems with three C sursor screens I coded, using the curses library. The first problem is that a field will not highlight when I move the cursor to that field, even though I use the wattron command to highlight it. I can get the highlight … |
| | I have been struggling with this for two days now, with no luck. I have a **C** `char` array `char myArray[] = "Hello World";` I also have a pointer to pointer to *char* `char **ptr;` So I want to somehow store `myArray` to `ptr` or somehow convert `myArray`into pointer to … |
| | Hi All, In below code snippet multithreading is used to take care of multiple requests from client. I beileve creating and detaching thread will eat lots of CPU cycle and it won't improve the CPU utilization as well. Can anybody let me know if thread pool can be used here … |
| | void Halt (); void Reply (const char * num,uint8_t stat); { this is the error message for this code 7|error: 'uint8_t' has not been declared 9|error: expected unqualified-id before '{' token |
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| | Hello guys, I have this structure with another double pointer structure inside that I need to pass through named pipes with the function WriteFile from WinAPI. typedef struct Labyrinth{ Cell **board; int currentLevel; } Labyrinth; typedef struct Cell{ BOOL wall; BOOL player; BOOL object; BOOL enemy; BOOL labyrinthExit; int objectType; …  |
| | Please help me , I need to convert this C code in Python: #include<stdio.h> #include<stdlib.h> #include<conio.h> main() { system ("color F9"); float preco[150], precoNF, NFPreco_Produto[150]; //Vetores e variáveis que trabalham com preço int a=0, x=0, v=0, rel=0, y, i, aux, cod_exclui, troca; //Declaração de variáveis utilizadas para leitura, gravação, exlclusão …  |
| | Hello, I am having a problem with the fgets statement not reading data correctly. It reads most of the data I need without a problem, but three lines of data are not read correctly. The code in question follows: strcpy(passw,"P7"); fscanf(fip, "%3s", ckod); /* card # 164 */ fprintf(ff16,"\n\n%12s%12s\n", "card# … |
| | Hello, I am developng a screen for a state to enter special rates to augment its unemployment trust fund. I have the screen coded, and it compiles cleanly, but when I try to run it, the screen does not come up. There is no error message and no file I … |
| | Guys i cant imagine about how i'm gonna calculate that one... help me out please |
| | #include <iostream> using namespace std; //Linked List: Delete a node at nth position struct Node { int data; Node* next; }; Node* head; //Global void Insert(int data) { //Insert an integer at the end of list Node* temp1 = new Node; temp1->data = data; temp1->next = head; head = temp1; … |
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| | I need help with the following program: Create linear representation of stack with size N. Stack contains N binary search trees with serial number of the position on the stack from 1 to N and with the minimum p and maximum q nodes in a tree. Values p and q … |
 | I am trying to reverse a word using pointers but the problem that the following line cause error:access violation writting location 0x000... *temp = *(n+len); the full code #define _CRT_SECURE_NO_WARNINGS #include<stdio.h> #include<stdlib.h> #include<Windows.h> #include<string.h> void re(char *n){ int len = strlen(n); char *temp=NULL; while (len != 0){ *temp = *(n+len); … |
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 | Well we all have seen the common questions on creating squares and hollow squares out of asterisks in C++, but how about creating a program that prints out a circle in asterisks? Obviously this would look like an oval due to line adjustment, but it would be quite interesting to … |
| | Hi there, I am an undergraduate studying computer science. Our lecturer gave us an assignmnet to use Dapfor grid control display both authors name and their book. I don't know where to begin from. Can anyone put me through; maybe with an example. |
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| | fatal error: pwd.h: no such file or directory, I got this error when trying my code when using the following library #include<pwd.h> |
| | [B]hi friends[/B] this small compact code is for printing any number of prime numbers in C Language, you just have to change the last line's 500 to any number you want, here some points necessary to understand the code are as follows- 1.> variable torf stands for true or false,in … |
 | Hi all. I am new in C language. I am learning to program by using C for my first step. Now I am reading a chapter about looping (while, for, do.. while, nested loop). In my exercise book, the question is about to: Using nested loop to print out this … |
 | Hello, I'm just new here. I wanted some people to help me with my project. We were tasked to do a game using Turbo C. I already found some games that has source codes like snake, tic toe, etc. I wanted to be slightly different 'cause I know my classmates … |
| | private void button1_Click(object sender, EventArgs e) { SalesTransaction s1 = new SalesTransaction(0.06); listBox1.Items.Add(s1.ToString()); SalesTransaction s2 = new SalesTransaction("John Doe: ", 170000, 0.07); // 11900 // s2.SalesAmount = 210000; //The commission should be automatically adjusted. 14700 listBox1.Items.Add(s2.ToString()); SalesTransaction s3 = new SalesTransaction("Jane Doe: ", 200000); // 0 listBox1.Items.Add(s3.ToString()); SalesTransaction s4 = …  |
 | I wrote this code : #include <stdio.h> int main() { int a,b = 10,c,d; a = printf("b is %d\n",b); c = printf("a is %d\n",a); d = printf("c is %d\n",c); printf("d is %d\n",d); // lose a null terminator in the previous strings ?? c and d // are 7, but a … |
| | hello, i have this assignment but i got stuck on number 2. Question 1: Create a 3x3 array, each filled with a digit 1-9 so that the array resembles a num pad. Use for loops and construct 3 different, correct ways to print the elements of this array. **Question 2**: …  |
| | I have four array of strings. I would like to print out the strings with this formatting: printf(" %d \t %s \t %s \t %s \t %s.\n", quadruples_line_counter, strings_quadruples1_action[0], strings_quadruples2_variable1[0], strings_quadruples3_variable2[0], strings_quadruples4_temp_variable[0]); It gives this output: 17 func sub int 3. 17 param (null) (null) (null). 17 alloc 4 (null) … |
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| | Hi there. I've been trying to wrap my head aound this seemingly simple problem. I am write a game and I need to show on the screen the number of seconds the game has been playing for. This is the best way I can come up with but it doesn't … |
| | Write a program that accepts five input values and stores them into an array. The program should then display the average of the five numbers. Finally, the program should display all the numbers in the array that are larger than the average of the five numbers. So I did the … |
| | In the str char array below I would first like to locate the first math symbol I see, then I would like to count backwards and remove whatever is between the previous three " _ " and remove the three " _ ". Can I please get some ideas on … |
| | How does this compile? I forgot to set my second condition in my second for loop and it compiles. if(cmp_str5 == 0 || cmp_str6 == 0) { if(cmp_str5 == 0 || cmp_str6) |
| | Hi, I'm still a beginner for C programming. In my assignment I've encountered this problem and I know is a linker problem but I'm not sure how to solve it. I'm trying to link 3 files which 2 .c files and 1 .h file. Below are the codes for my … |
| | Here is a small e-Book for your attention: [The Ultimate Question of Programming, Refactoring, and Everything](http://www.viva64.com/en/b/0391/). This book is intended for C/C++ programmers, but it could be of interest for developers using other languages as well. What makes the book peculiar is the descriptions of real, not theoretical cases at … |
 | hello, how to setup eclipse IDE to use visual c/c++ compiller. i have visual studio express on my computer i guess this include c++ compiller what probably do compile c. so i would like to know how can i use the the visual c/c++ compiller in eclipse IDE thanks you … |
| | I have some data in varbinary(max) from database and I have exported it to physical files. Some of these files were in jpeg so I was able to just add an extension .jpg to it and it opened. The rest are not jpeg files. **I have tried almost all the … |
| | What I am trying to do is read the file shown below as an string array, the file is a bunch of months that are in order of the months in a year.This is done multiple times which correlate to another file that has years in. Now what i want …  |
| | Hello Hello i have struct dynamic array (matrixCov) like this *array = (struct matrixCov*)malloc(sizeof(struct matrixCov) * counter); now i have another struct Link list with element Data type -struct matrixCov (struct matrixCov * data) now when i type this line for (k=0;k<conter;i++){ (*pointer)->data =array[k];} when k=0 copied well but from … |
| | 1. Design a system for an electronics retail store which sells different brands of electronic items like TV, Fridge, Oven, Music System of different brands and styles. 2. You develop a menu driven system which looks like as given below: s. Sell g. Generate Bill c. Cancel the sale r. … |
| | Hello, guys i am having a problem with the Printing some tickets i need to print each ticket in a different page beacause the printer i'm using can only print the size you customize it to print and my program can have different variations knwint that i import an Excel … |
| | Hello, is there any chance to filter a datatview to get the same results as you get with the where clausel like : "WHERE NOT IN" bla bla thanks MC |
| | #include<stdio.h> #include<stdlib.h> struct node { int data; struct node *next; }*head; void append(int num) { struct node *temp,*right; temp= (struct node *)malloc(sizeof(struct node)); temp->data=num; right=(struct node *)head; while(right->next != NULL) right=right->next; right->next =temp; right=temp; right->next=NULL; } void add( int num ) { struct node *temp; temp=(struct node *)malloc(sizeof(struct node)); temp->data=num; … |
| | hey geet here.... i have one query please if any body know about then plz help me....... i m on trouble..... actually i am creating a project of online quiz ..and on that( question and answer section) but i dont knw how to do coding in admin section asp.net (c#) …  |
| | I have a Health based .Net (C#) project that needs to import a huge chunk of medical records from an old database that were used in a different application. The database has been successfully migrated to the version compatible with our application. The problem is the contents in one of … |
| | [CODE]/*This program is going infinite.PLS help*/ #include<stdio.h> #include<conio.h> void main() { int a,b,c,d,e,f,flag=0; printf("Enter first date"); scanf("%d%d%d",&a,&b,&c); printf("Enter second date"); scanf("%d%d%d",&d,&e,&f); const int days[13]={0,31,28,31,30,31,30,31,31,30,31,30,31}; while(c!=f||b!=e||a!=d) { a++; if((b==4)||(b==6)||(b==9)||(b==11)) f=30; else if(b==2) { if(d%4==0) f=29; else f=28; } else f=31; if(a>f) { b++; a=1; } if(b==13) { c++; b=1; } flag++; … |
| | I am trying to add an int to a Multi-dimensional char Array. After reading the link below I would think I can use sprintf. If I can't use sprintf what is another way I can do this? http://www.cplusplus.com/reference/cstdio/sprintf/ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <ctype.h> int main(int argc, char … |
 | I have a c++ project and it's about a simple math program . Can someone help me ??? |
| | #include <stdio.h> #include <stdlib.h> int Client_Records(); int outstanding_balances(); int total_company_expenses(); int profit_loss(); void file_guard(); void file_sentinel(); struct records { char client_first_name[30]; char client_last_name[30]; char street_adress[20]; int phone_number; char email_adress[20]; char client_security_package[20]; int annual_package_fee; int payment_made; int annual_vehicle_servicing_expences; int employee_pay; int lot_rental_fees; int utility_bill_payments; int total_expenses; int total_company_earnings; int loss; int … |
| | #include <stdio.h> #include <stdlib.h> int Client_Records(); int outstanding_balances(); int total_company_expenses(); int profit_loss(); void file_guard(); void file_sentinel(); struct records { char client_first_name[30]; char client_last_name[30]; char street_adress[20]; int phone_number; char email_adress[20]; char client_security_package[20]; int annual_package_fee; int payment_made; int annual_vehicle_servicing_expences; int employee_pay; int lot_rental_fees; int utility_bill_payments; int total_expenses; int total_company_earnings; int loss; int …  |
| | I have a Health based .Net (C#) project that needs to import a huge chunk of medical records from an old database that were used in a different application. The database has been successfully migrated to the version compatible with our application. The problem is the contents in one of … |
| | Hello, I have been struggling with this project for several days. This is all about doubly Linked List and I have to add reverse section with given code in project. So far it was doing good. I learned a lot from this but the only thing I had issue is … |
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