[c] Forum Topics

Hi, I want to declare an array of constant values in my header file, and this array cannot be changed in the main code. const uchar x[4] = {1, 2, 3, 4} does not work, cos the linker will complain that the address space overflow. Is there any way to …

please tell me the answer of this question.it is irritating me a lot. i have searched many books but not getting it.please help!!

Can any one please tell me that why turbo c is not supported by windows 7?:?:

This is the problem I have Read in 10 numbers, 10<numbers<100. As each number is read, print it only if it is not a duplicate of a number already read. I did the first part but couldn't work out the second,where the duplicate is used. I have some idea in …

I was asked to write a program, based on parent-child cooperation, which uses a “parallel” merge sort to a sequence of 800 numbers from a text file.I have to read the sequence of 800 integers, which I store in an array, and then pass half of them to a child, …

hello guys how properly push,pop,display a char array into another char array, when come to int i can do but in char array its to hard to analyze.. pls guy need some help. thnx in advance

Hello everyone. I am to program a simple shell in C for my project. So far my shell can execute simple commands and now I want to implement enviroment variables. I looked up on how to use the getenv, setenv, putenv. So far so good i've tried to use the …

I've been stuck on this for hours because I really don't understand file descriptors and how successfully print a file to one. Basically, I want to be able to open a file and then echo its contents a character at a time to a socket file descriptor. The code below …

On my development board, I am trying to make 8 LEDs (0 - 7) blink one by one. Here, is my code. What do I need to change to get my desired output, Please help. [CODE]int main (void) { int a,b; DDRC = 0xFF; PORTC = 0xFF; num = PORTC; …

Dear Friends Can you help me to convert the following code from c into c++ and save the file as file.cpp. I would do that in order to use cout instead of fprint and for another reasons. [CODE]#include <stdio.h> #include <math.h> #define pi 3.141593 #define F(x) ((*f)(x)) #define sqr(x) ((x)*(x)) …

i have to create a graph by taking names of movies and the actors in that movies from a file. i have to create the graph and after i have to show the connection beteween the actors. does anyone know how i should do that in c? i prefer if …

Dear All, I have a struct as below and a pointer to the struct as such const struct pfring_pkthdr *h. I want to get all the value to be made one string delimited by comma to be inserted into db. So how to do it in C? E.g I want …

hi guys i need help. In fact it's an assignment. I'm fed up with this stuff. This is my code. has got many errors. actually it's just messy. please provide me with me a code [CODE]#include <stdio.h> #include <string.h> #include <stdlib.h> #include <stdbool.h> #define MAXWORDS 5000 /* max no of …

I've been tearing my hair out over this for quite a while now. What I'm trying to do is populate the struct array from within a function but I cannot figure out how to do it. Everything I've tried throws up a syntax error. Ideally the data should be entered …

I'm just going to post something that i posted in another forum, as I already typed out what's going on in my life and do not want to type it out again. ------------------------------- i've been thinking about my life these last 4-5 years. originally started with wanting to do a …

I searched all over the net about separation compilation but I'm really unsure of the resources I've read because they talk about the separate processes in compiling a program such as syntax checking, code optimization and converting to machine code.... Something tells me that this is not separation compilation. I'd …

can someone help me? i am new to C, i meed to read file which looks like this Month Date Day Activity Repetitions January 1 Monday brushed_teeth 9 January 1 Monday combed_hair 5 Then i need to do calculations in the reps and month

i have a 6x6 array . a certain object randomly moves within the boxes , i need to count the steps he makes for him to able to step all the boxes , i dont know what to do nxt with my code . the dot represents the boxes : …

Hi all, I have a problem with my code. I use in a struct variable type time_t with name tt like [CODE] typedef struct{ time_t tt; } [/CODE] then I initialise in the main function of my server [CODE] time_t timer; timer=time(NULL); [/CODE] I pass the timer in my shared …

i have an assigment to fork the main program to 4 sons each will sort an array in a different way [ICODE] for (sonID=0;sonID<4;sonID++) { status=fork(); if (status<0) error("Can't Fork!"); if (status==0) { checkFiles(argc,argv,&in,&out,sonID);// opening the files for use readFromFile(&nameList,&sizeOfList,&numOfStrings,in); sortArray(numOfStrings,&nameList,sonID); outputToFile(nameList,numOfStrings,out); //output the array to out file freeArray(sizeOfList,nameList); //freeing …

I am trying to create a program that creates a loop to enter different values in an array. but the program is skipping values of i. I can't understand why.. [CODE] #include<stdio.h> int main (void) { char s[10]; int i; for (i=1;i<=10;i++) { printf("enter %d'th value of the array 's'\n",i); …

Im still learning C and I have a few questions about making a array of strings. Im doing an assignment for school, and I'm a little stuck with my program. Here is my code so far: [CODE] #include <stdio.h> #include <stdlib.h> int main(int argc, char *argv[]){ FILE* fin; int a; …

I have been working on this code for quite a while and have not been able to figure it out. I looked online and through the forums and could not find something that showed how to fix it. This program takes in the julian date ie. 12df234(first two # are …

Hi, I have installed Turbo C compiler on windows vista (32 bit). Set the PATH variable to properly point to tcc.exe under C:\TC\BIN; I created some C files under C:\TC\myfolder I tried compiling using [CODE]C:\>cd TC\myfolder C:\TC\myfolder>tcc -P-c file.c[/CODE] Sometimes it says file not found while other times it compiles …

Hello everyone. I have a problem using strtok in C. I get a user input from the command line and I want to tokenize it with pipe ("|") as the delimeter and put the result in a double pointer variable. Here's my code: [CODE]char** argv; char *token; token = strtok(userInput, …

Hello I have a question regarding linked list: The assignment I was given was rather large so I'm not going to go into the full details of what exactly it does and give you just what is needed to answer the question. First we have a student records structure [CODE]typedef …

[CODE]#include<conio.h> #include<string.h> //prototype declaration int pnc1(FILE *fp); int pnc2(FILE *fp); int findstr(char *p[], char *name); int sum_array(int a[][], int element); //function to pick data and then convert bits to number // for notes_disp , notes_req int pnc1(FILE *fp) { int tot=i=j=k=0; i=getw(fp); j=getw(fp); k=getw(fp); tot=(100 * i) + (10 * …

Im doing my project on number conversion. I found the coding below. can anyone help me to explain the coding. why the coding have "count"? why the "count + 1"? what function of "count"? [CODE]void Bin2Dec() { long int a[20],i,n,count=0,b[20],c[20],sum=0; printf("\n Enter a binary number to convert to decimal form:"); …

Hi friends I need urgent help. now three variables we printed to a file received from the user. This variable to another file, the user wants to take that file and the value of the variable is a variable, you need to do. And this event is the first change …

Im currently trying to delete a record from a file The structure ive used is this: [code]struct studentRecord { char rollnumber[12]; char name[32]; int attendancePercentage; float quiz; float assignment; int classpart; float mid1; float mid2; float final; float semesterPerformance; float overallPerformance; }; [/code] Now I have 2 problems: 1.I cant …

Write a program that converts upper case to lower or lower case to upper, depending on the name it is invoked with, as found in argv[0].

hi i want to design a new web browser but i have no idea that which programming language is best for it so please suggest me from which language i should start.... i have a knowlege of c/c++ and java and in web area HTML/css/Xhtml/flash programming/java scripts(learning) -PC(INDIA)

hi guys, sorry to disturb but I'm looking for the instructor's manual to 'C by a modern approach' written by KN king.

Can Anyone advise me on the problem with the namespace in this code im getting an error. [CODE]//Main. #include "Weapon.h" #include "Room.h" #include <iostream> #include <fstream> using namespace std; int main() { ifstream myfile; string line; myfile.open("BronzeSword.txt"); if (myfile.is_open()) { while ( myfile.good() ) { getline (myfile,line); cout << line …

How would I hide keystokes when I use the keyboard? When you use scanf fgets and gets, they show they print the keys to the screen.. I want to hide them.

Hello everyone :) As i am new here so let me introduce myself Name : Harshit Chaudhary Gender : Male Age : 17 Height : 5.11 Weight : 52 kg's Eyes : Dark Brown Hairs : Black Job : Student Country : India Languages : C , HTML, CSS, SQL …

Hi, first of all: the answer to my question is NOT atof()! I have a char-array that may contain something like "1.2345". I want to convert the contained values to float/doubles but unfortunately atof() depends on the current locale. So whenever a user executes the application on a system where …

I need to create a simple http client to a web server and my code is the following: [CODE]#include <stdio.h> #include <string.h> #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <netdb.h> #include <errno.h> #include <arpa/inet.h> struct sockaddr_in wserver, cl; struct hostent *rem; int fd, newfd, len, l; int main(int argc, char …

Hello! I'm making an IRC Client with DCC Capabilities. The DCC Specifications say this about receiving files: [b] The recipient should acknowledge each packet by transmitting the total number of bytes received as an unsigned, 4 byte integer in network byte order.[/b] In do this with the following code: [code]typedef …

how to find the position of a particular character in a given string in c

i dont have idea what string function must be used to find consecutive characters . example is the word commit it will output the letter m . tnx for th help :D

Say, i want to create a file compressor-extractor(using C programming language). When the file is compressed, it has the extension ".jisan" ... is there any way that when i double click on the compressed file(example: file.jisan), it will extract itself automatically?

I am currently trying to write a program to simply output roman numerals (not convert-as on many previous threads) from 1-99.. This is the logic/code I have tried so far, but I am certain that it isn't correct apart from the fact that it isnt compiling. [CODE]#include<stdio.h> int main(void) { …

The 'who' command lists the "console" associated with the user. Im trying to find all open "tty's or whatever that users' device console is called". The only open source for the tty command i found, which was written by apple, was not followable. Question is is their a function call …

Hi the aim of my program is to allow a user to enter the size of an array and then allows the user to enter the values into an array. The bit im having a problem with is I want to count how many odd and even numbers there are …

Hello, I am trying to use the allegro game library (5.05) and I came across an error. It involved not being able to find -lgcc_eh so I switched it to static-lgcc_eh and it worked fine, that is until I got an error for not finding allegro-5.0.5-mt.dll . I looked in …

int a=320; char *p; p=(char *)&a; printf("%d",*p); gives 64\\\not sureif p or *p in pf wat in the world does (char *)&a does ?? sum1 help plzzzz

hello guys grade book *write a program that will calculate the average of an unknown number of students. *your program should validate the grades to be between 0 and 100. *there are 5 grades to be entered and averaged . *the program should enter the grades using a for loop …

[CODE]#include<stdio.h> #include<conio.h> #include<stdlib.h> void Board(); void PlayerX(); void PlayerO(); void Player_win(); void check(); int win=0,wrong_X=0,wrong_O=0,chk=0; char name_X[30]; char name_O[30]; int pos_for_X[3][3]; int pos_for_O[3][3]; int pos_marked[3][3]; void exit(int status); void main() { int i,ch,j; char ans; /* clrscr(); printf("\n\t\t\t\tTIC TAC TOE"); printf("\n\t\t\t\t"); for(i=1;i<=11;i++) { delay(10000); printf("*"); }*/ do { clrscr(); printf("\n\t\t\t\tTIC …

Im trying to call python functions from C code, and i followed a sample from here [URL="http://docs.python.org/release/2.3.2/ext/pure-embedding.html"]http://docs.python.org/release/2.3.2/ext/pure-embedding.html[/URL] I also have the correct include file directries, library directries, and linked the python32.lib (im using python 32) however the error was that python/C APIs such as PyString_FromString, PyInt_FromLong, PyInt_AsLong are undefined (error …