15,551 Topics
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 | Hi all, here is a small program I have worked on over these last two days, I have submitted it in the hopes of some constructive criticism and suggestions (please be kind, this is one of my earlier C projects lol). This is a small console application that simulates a …  |
 | I am attempting to compile C code which accesses the[ libredwg library](https://www.gnu.org/software/libredwg/) through a header file: *#include "dwg.h"* When I attempt to compile my code using *gcc -o ldwg load_dwg.c*, I get the following error: *undefined reference to `dwg_read_file'*. However, if I load the file in Kdevelop, I get no …  |
| | Hi, while I was looking at a program in my textbook, i encountered this *program to reverse a string using recursive procedure*- #include <stdio.h> int main(void) { void rev(); printf("Enter a line of text:\n"); rev(); } void rev() { char c[20]; if((c==getchar())!='\n') rev(); putchar(c); } I couldn't quite understand the …  |
| | first of all, I wanna say hi to u all as I'm new to daniweb. I'm a freshman in a college so I don't know much of c yet. So please be understanding in case that I will ask some n00b question later on :) So this is my problem...first … |
 | I have a function pointer to calculate addition, substraction, etc for 2 inputed arguments and 1 inputed operation. It works fine when the code return the indexed function pointer (with the inputed index) function pointer with both inputed arguments. but when I initialize a variable with as value this indexed … |
| | I dont understand the appearent discrepency in the treatment of the variabe x, y, and z. Why y isn't treated as x and z? #include <stdio.h> #include <string.h> int main() { char result[100] = "Philippe Dupont 30"; char x[50]; char y[50]; int z; /*We use sscanf to give a value … |
| | Hello Everyone, I have an FPGA application that has some function (i.e: Matrix Multiplication) now I want to create the memory interface for FPGA communication based on the model pushed into the FPGA? For example, If we have the size of 1024 and the size of data is 10 bit … |
 | i'm creating a program using Code Blocks with GNU\GCC compiler. i'm using Windows 10 with Windows Defender. my program create a txt files(instead a text files, we can speak binary files too), but the Windows Defender can delete the file(and i have sure), for avoid these problem i must disable … |
 | This Program implements the Predictive Parsing Of the grammar E->E+T/T F->F*T/F F->id(Identifier) |
| | Programming Exercise ATM Machine In this assignment you will create a program that allows a user to do the following: 1) Create a bank account by supplying a user id and password. 2) Login using their id and password. 3) Quit the program. Now if login was successful the user … |
| | How do I process the xamarin forms that connect to SQL Server and export data to the listView ? I'm looking for this simple example. What do I find on google ?  |
| | I got this assignment and I'm stuck. I have to write a function that takes an integer value and returns the number with its digits reversed. For example, given the number 7631, the function should return 1367. Can someone help? :confused:  |
| | Above program takes input of coefficient and power separately of 2 different polynomials add them up to a new polynomial.It is successfully compiled and executed in DEV CPP as C file.It Turbo C compiler add void before main function to avoid warning messages. |
| | I just started learning C with a book called "Sams | Teach Yourself C in 21 Days, 6th edition" and I've already run into a problem I can't solve. The book gives a program that is supposed to display any code from any saved source file - including its own. … |
| | i need to read from file two array with two different type (string and intger) but when i wrote the c code to read the file : char ON[row][30]; int RA[row][clo]; int i; int j; FILE*infile; infile=fopen("rane.txt","r"); for(i=0; i<row; i++) { fscanf(infile,"%s",&ON[i]); for (i=1;i<row;i++) for(j=0; j<clo; j++) fscanf(infile,"%d",&RA[i][j]); } then … |
| | How to delete a record from a file in Dev C |
| | I'm creating a program that maintains student scores. I've created a class called students that stores the data and displays it in a list box. Once the user clicks btnAdd a new form (frmAddStudent) loads that allows them to add the user by name and their scores and display it … |
 | Hi can anyone help me convert these codes into java and let me know which classes are to have? // Clustering.cpp : Defines the entry point for the console application. // #include "stdafx.h" #include <string.h> #include "MersenneTwister.h" #define CATAGORICAL_CONST 30.0 #define MAX_FILENAME_SIZE 500 #define MAX_BUFFER_SIZE 500 #define MAX_STRING_SIZE 100 #define …  |
 | can anyone help me with Add to cart functionality in xamarin(i.e) C# code using SQLite |
| | Hello, i need your help. I need to make a program which will make sum of digits in number e.g. 123 is 6 BUT, the number could be very big like 1000 digits long or more.(e.g. 1 005 854 684......) - of course without spaces So, i cannot use datatypes … |
 | I was wandering aimlessly on google, I found [ReactOS](https://www.reactos.org/). It's interesting. I tried this OS, many windows applications are running well on it. But some latest applications are unable to run like **Firefox 65.0.1** I have few questions, * How worth is using this OS? * What is future of … |
| | Hi, I'm writing in C my program and I have a problem with this pieces of code: //lib.h typedef struct Array { char **array; char *searchDirPath; char *searchFile; char *tmpFileName; int tmpFile; int arraySize; int currIndex; } Array; // lib.c Array* createArray(int size) { Array* newArray = calloc(1,sizeof(Array)); newArray->array = … |
| | Suppose I create an asp.net website project that loads data into griview from the class library, declaring the library to use loading data for griview //file: ChitietSP.aspx using System; using System.Data; using System.Configuration; using System.Collections; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using System.Diagnostics; // … |
| | So given the following code (not my actual code since it would add unnecessary lines): typedef struct block{ int a; int table[64]; }block; typedef block* block_ptr; void getValues(block_ptr node){ int i, j; for(i=0; i<5; i++){ for(j=0; j < 15; j++){ node[i].table[j] = j; } } } int main(){ block node[10]; … |
 | This may sound wierd, or easy, I just don't have a statistics background. How do I alter the statistical value of an array of emmitted random numbers? I am completely capable of using ranges, or creating an algorithim, I just need pseudo code or a brief description to guide me … |
| | I am starting a website where an image shows on the home page and when I scroll to hover over the image it opens a newpage. I’m trying to figure out a way to do a slow dissolve from the home page to new page and also if the user … |
| | I'm trying to make this queue program for school to take the next packet out of my queue (therefore delete it) in the queue function : struct packet_t *queue_retrieve(struct queue_t *queue) in line 73. I know that i have to use my write and read but i fail to understand … |
 | HEEY EVERYONE ,hope you're doing well my teacher assigned us a homework wich is to create a program with C; this program takes as input a text file with some data in it .every line of the text file contains the ID of an employee and it's name and salary … |
| | Hi, does anyone know how to pass variables between functions in C so one function can recognise the variable passed from another function. one function knowing from another function like length = 0; while (length <= 5) { length ++; } return(length); getting the value of the length from the … |
| | Hello everybody, I want to convert python to c but ı did not find any converter. Is it possible to convert |
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