18,491 Topics
Hey, just thought I'd throw a quick introduction for myself to get involved with the forums. My name is Chris Majcher, most people call me by my last name when they figure out how to pronounce it (which is simply Major). I'm a programming student, with experience in Visual Basic, …
I got this code here, i wonder why it doesnt put in the file "in.dat" in the same folder. [CODE] #include <stdio.h> #include <stdlib.h> #define N 20 //Number of trials void main(void) { FILE * pFile; float data[N][2]; int i,j ; char overwrite; for(i=0;i <= N ; i++) /* Initinalize …
I have to pass a string to a function that strcats something to it, in K&R I read to pass a pointer to it, but I don't know where to allocate buffer... Is there a difference betw passing an empty string or not? My printf starts with some strange symbols, …
hello, I have the following problem I have an unsigned long variable, but it is designed to hold values within 0 .. 100 ( I know an unsigned char would have been enough, but i have to use an unsigned long ). I have to write that value in a …
Maybe my question is odd, or maybe already answered, but i didn't knew another way of searching a solution (the title i selected may get an idea of how weird is it) Its quite simple, i'm creating an application that has a command prompt, this is, like ms-dos the C:\>_ …
Hi, I've have a problem of printing data from stack, if it's simple words,then stack works just fine,but if I try to push changed data using function(Written by a very intelligent moderator :) ), I get just the same word n times: Intelect Intelect Intelect .... [code] #include<stdio.h> #include<stdlib.h> #include …
Hi All, Any sample program in c for file integrity check.. Regards, Nagaa
Hello all, I have been a member here for some time, i must admit this is my first post. I have read the posting rules, lets hope my title is considered "meaningful". i have no code snippet, yet. I have just hit a sudden wall in my heap programming. I …
[B][COLOR=navy]hi my name is qurat .. i have a small problem :rolleyes: i dunno how to do this program .. i have tried it several timez but it is giving some or the other error[/COLOR][/B] [B][COLOR=#000080]here it is:[/COLOR][/B] [B][COLOR=#000080][/COLOR][/B] [COLOR=#000000]Implement a Queue using two Stacks (implement Stack using link list).[/COLOR] …
Hello, I am currently learning (or really just begun) Assembly (my first programming language, by the way) and am wondering once I become somewhat good at Assembly, should I start picking up the C language. I know that several languages are based upon it, and I am even planning on …
Hi, I want to do the following steps one by one 1. check whether given file is exists in the directory or not 2. if exists open the file 3.read the first line and store the values 4. got to the last line of file and store the values 5. …
hello i have got little problem :) create a c program which starts with 3 processes the first proccess generates 50 random numbers and writes them inti common memory. the second proccess reads them and whrites the even numbers in file A,the odd numbers in file B. [CODE]#include <stdlib.h> #include …
Hello to the community, My name is dancie. I live in the Netherlands. I am 57 years old. I speak Dutch,English,Spanish, and a few other languages to a lesser degree. I have studied mathematics and physics for five years in the university. I begun with computers a long time ago. …
I am wondering about this if I had a program that contained this: if (0 <= X and X < 49) output "you fail" What will be printed if the input is 0? would it say you fail? I was thinking it was worded wrong and it should read:if (0 …
My understanding of instantiating objects in vb.net is when you use the new keyword it allocates space for the object on the heap and assigns the address of the object into the variable on the left of the equals operator. So does the reference variable have the same behaviour as …
I'm trying to translate the following code from C++ into Asembly language but am having trouble. I know that I have to make a cmp and one or more jmp. If any1 has sugguestions or tips thats great. Here's the C++ coding: [CODE] int x = 1 * 2; int …
I want to read files and folder names from directories. I have used the following code. But the problem is that in the output the file name gets truncated.[I](See the output below)[/I] [code=C++] #include <dirent.h> #include <stdio.h> #include<conio.h> void main(void) { clrscr(); DIR *d; struct dirent *dir; d = opendir("."); …
To whoever is using the following code for timing code execution in C Originally Posted by [[B]B]vijayan121 [/B][/B] [code=c] #include<time.h> blah blah main() { clock_t start, end; double cpu_time_used; start = clock(); /* whatever */ end = clock(); cpu_time_used = ((double) (end - start)) / CLOCKS_PER_SEC; } [/code] if you …
I have written a code for maximum power point tracking. The purpose was to create DLL file and use it in a circuit base simulation program. I used Microsoft visual c++ 2008 express and created that DLL file but I only get first value from the created array in C. …
when i print out a big answers 13100000000000000 i wanted to say 13.1e12 this should happen to all different answers that come out
Hai guys, I have quite a large program here that I don't seem to understand. The program, Bow Vice Jet (an anagram for object view) is meant to display WaveFront .obj files. However, it quits when it loads a specific file while on my computer, while on another it does …
[CODE=C]FILE* f = NULL; fclose(f);[/CODE] Terminates with: 'No source available for "fclose@@GLIBC_2.1() " ' [CODE=C]FILE* f = NULL; ftell(f);[/CODE] Terminates with: 'No source available for "ftell()"' Why those functions does not return error value but terminate whole program? How can I safely tell if file is opened in C and …
In this work you will materialise a algorithm that solves the problem of Stable Marriage. In this problem we aim at "n" men and "n" women and our goal is the contracting of constant marriages between men and women. Obviously each man can be wedded only one woman and one …
Well I tried to look for any posts on ranking arrays, but all I ever really got were stuff about Google's ranking system. Anyway, I have two arrays. One is arr[] which is the original array, and rank[] is the indexing array. So if I were to print arr[rank[0]], it …
[code=c++] struct if1 { string idnum;//id number for the student string lastname;//last name of student string firstname;//first name of student int examscore[maxexam];//array of all the exam scores of the student int hwscore[maxhw];//array of all the home work scores of the student }; void alphasort(if1 student[], int n) //the alphasort function …
Hi, This program reads parameters from parameter line : program.exe data.txt result.txt (or somth.) , then takes date from data.txt and writes it to buffer, then program divides buffer to lines , writes to stack, and finally it should pop lines to file, but there is an error doing that... …
Hi friends, i have to delete a node in a link list and the prototype for the delete function is like this void deleteNode(struct node**, int pos). "Pos " is the position of the specified node in the list. And have to write it with all boundry condiotions. Help me
hi all, i m currently working in fedora n opencv.i m able to compile sample codes which are in c and generate executable from them i m reffering [url]http://opencvlibrary.sourceforge.net/CompileOpenCVUsingLinux[/url] i did all steps correctly with no errors still i m getting "error while loading shared libraries: libcv.so.1: cannot open shared …
Hai all, I ran into a strange issue I never experienced before. Pointers are passed to function, the function allocates memory to them with calloc, and right before the return sanity checks if the pointers still != NULL. That check succeeds, but upon returning and sanity checking in the calling …
when working with strings, I can check if it has a value by doing something like if (s == "") but how do I accomplish this with integers? I thought maybe initializing to a dummy value like 0 or -1, but what if those values might be valid? should I …
Is there any difference between C and C++ pipes implementation? Is there any C++ library that makes using pipes easier? I ask those questions because there are many 'wrapper' classes in C++ that wraps C (like string, vector etc.) Is there anything that 'wraps' pipes? <Thanks>
Hi guys, I have been working on this for 13 hours straight now, and I am going out of my mind. I have a final due tonight and I cannot figure this out at all. The program is basically a product database for a sporting goods store, and I have …
I've been trying to figure out whats wrong with my project. Its about multiimensional arrays. I am trying to input data from a file to a 2d array. Here is my code below; [code] #include <iostream> #include <fstream> using namespace std; const int I=3; const int J=3; //will input 2 …
Hi Again, If I have this 2-D array stored in [B]s1[i][j][/B] : [CODE] one two three four[/CODE] And I wanted to copy the whole row IF the first letter of that [B]row ==o[/B] . How Can I do that ? assuming that the destination array is [B]s2[k][l][/B]. I am confused …
When I searched the web, I found an intersting program, I dont think I can explain a bit. But, I would like to share it. It displays my home country thats the most I can say about it! Here goes, [CODE=C]#include<stdio.h> main() { int a,b,c; int count = 1; for …
kindly help me - How to C++ to SQL Database connection
How to get lpBaseAddress to pass it to : BOOL WINAPI Toolhelp32ReadProcessMemory( DWORD th32ProcessID, LPCVOID lpBaseAddress, LPVOID lpBuffer, DWORD cbRead, LPDWORD lpNumberOfBytesRead ); It will be very helpful to me if someone can provide a snippet of code how to achieve that. Thanks a lot.
Hello All! I am trying to do something simple. Which is why our application is failing miserably;) Anyway, I am attempting to use the itoa() - integer to ASCII function to convert an integer value, lets say [B]123 [/B]into [B]"123"[/B]. The code compiles successfully, however during the linking, it says …
Okay so I'm pretty sure I've completely destroyed this code. All I'm trying to do is send the user-inputted product info into a binary file to display when the user chooses the report option from the menu. I'm so confused though and I think I really screwed it up. [CODE=c] …
i am trying socket programming in linux(fedora 7) using C language. i want to send a buffer from server to client,and vice versa. but the contents are not getting saved.the contents are unsigned long so i am converting them into ascii usinf sprintf and then saving in buffer.but its not …
I have writtten a program and it is compiled smoothly. However when I try to run the program, the console just comes out a while and then closes. I don't even have chance to type in commands and the commands will be recorded by **argv. int main(int argc, char **argv) …
Hi,all everybody :) I just curious how C can be made. Do any of you know it??
Hi all, Need some info on "how to use or implement timers/threads/polling mechanism in c language". Need to run the same piece of code on both platforms(windows + linux). Can anyone of you guys suggest me something :) Thanks in advance! ~Manoj
I am attempting to write a file matching accounts receivable program. So far I have written the master file that contains the balance of clients and a transaction file that contains the transactions. But I don't know how to match the account numbers of these files so that i can …
Hello World Ive got a question. So basically ive got a program that asks you which file to open, and once u type in one, it dumps the contents on the screen. The contents im dealing with is a list of numbers. So my question is, how can i get …
I want to rename file with name of ip address like (192.168.1.55.txt) In xyz.txt file have ip address. I m finding this ip address but rename giving problem??? [code=c] #include <stdio.h> #include<conio.h> int main () { int result; char ipadd[20]; FILE *pFile;; pFile = fopen ("xyz.txt" , "r"); fseek(pFile,172,SEEK_SET); fgets …
Hi everyone, this is the second time i put a post here , i want to write a code for a game in assembly MSAM, the game is the a letter appear in the screen and the child or the player should press the letter which they see by the …
Is there is any function through which i can get specific number of integer like we do through getchar() funtion .I AM USING TURBO C 3.0.HELP WILL BE APPRECIATED.
i need to send at or atx commands to mobile using c or c++.please tell me how to send it in win32 console?which fn &header file is used for this purpose? thanks in advance.
The End.