[c] Forum Topics

Hi, My names Jay, I'm from London and my main Job is working as a locksmith. I love electronics and am currently working on a TCPIP based Pic Microcontroller web server so I'm having to get to grips with C Javascript XML and HTML. I spend most of my time …

I'm trying to call two methods from main but I'm not sure how to do it. I know the program isn't completed but I want to get this done first so I can test whether it's working correctly. Could anyone help me out? [CODE] #include <stdio.h> #include <stdlib.h> void print_triangle_info(int …

I wrote this program for insertion sort.I compiled the source file in xubuntu terminal.But when I try to run a.out executable....terminal showing "segmentation fault".I don't about segmentation fault..when segmentation fault occurs...what is the thing in the source file that is causing segmentation fault... Thanks in advance...... [CODE]#include<stdio.h> main(){ int i,j,n,key; …

Hi, I am writing a small console app. To get right to the point my application comes with quite some data about 1mb of text files. Instead of compiling the software in to a exe and shipping it out whit all the text files is it possible to include these …

I am a Btech Computer Science students, Guyz please give me some project ideas for my main project..i have one idea in mind it's a garbage collector in c..it's an old idea i want to add new features...plz help....

I am currently working on a project where we must read in a file and then print it back type justified. There must also be a specific number of characters per line based upon user Input with the extra characters being distributed spaces. I am reading in each character from …

Hello Friends... I'm writing a C program to print pattern of swastik using *. I want to set my pattern in the center of the screen. Can anyone tell me how can I do this ???? Below is the C program for swastik, but it do not print swastik in …

I am trying to write the string to text file after heap sort.... it works correctly, just don't know why there's some weird charracter in the output file.. Any help with be appreciated. Content of input file in1 is abc efg ghi q w Thanks [CODE]#include <stdio.h> #include <ctype.h> #include …

Hey, I've been trying to get this to work for most of the day. Basically I have an array of strings and I'm adding to them using strcat in a loop. It works fine for the first few loops but then the strings start to go all out of whack. …

i need to modify the following code so that the parent thread can pass to the created thread a number (from 1 to 10) and the child thread should display that number of values. The number passed to each created thread can be a different one. Note: In this case …

Hey, I am doing my Final Year Project on NLP - something along IBM's Deep QA Project. [URL="http://en.wikipedia.org/wiki/Watson_(computer)"]http://en.wikipedia.org/wiki/Watson_(computer)[/URL] I would like to know what will be a good IDE to work on. My parameters for a good IDE in this project would be : 1)Good API's for Speech to Text …

Hey guys, I'm having a little trouble putting this together. I believe I have the formula correct on the bottom, but I can't seem get the program to work. The idea is that it needs to be able to run like this: ./sdev < input.file I have a simple understanding …

Hi! I have to write the programm, which will receive any number (at sec) and calculate it to weeks, days, hours, minutes and sec; for e.x. 4102 sec ---> 1h 8m and 22s The problem is that it's forbidden to use atoi(), scanf() and simmilar functions. Insead of them, I …

It's a little more complicated than that, but this is my code: private void button1_Click(object sender, EventArgs e) { Decimal num1 = Convert.ToDecimal(textBox1.Text); Decimal num2 = Convert.ToDecimal(textBox2.Text); Decimal total = num1 + num2; textBox3.Text = total.ToString("C"); Decimal total2 = Convert.ToDecimal(total); total2 = total * 4.2; textBox4.Text = Convert.ToString(total2); Basically it's …

Hi I've been trying to code a bst based upon this link below: [url]http://www.stanford.edu/~blp/avl/libavl.html/BST_operations.c.txt[/url] I've adopted a similar strategy, whilst making some modifications, however for me I'm having a problem in that every time I go to add a new node to the bst, the root is always null, and …

I have a file of name PROFILES.DAT in which several records are stored. I want to create some new fields in those records so I made a new program to read the file, store records in a structure, copy the structure elements into a new structure and finally write the …

Would you help me with this question. Just using basic and easist language. Design a grade average program that will produce the numerical grade average of test scores input by a user. Your program should contain the following: • You must use an Array as your data structure to store …

Here are 2 simple files I am unsucessfully trying to combine and make the .exe. The errors i get are: Multiple definition of '_fun1' and '_fun2'. I am using the Cygwin gcc compiler. Please advice, Thanks. [CODE]#include <stdio.h> #include "functions.c" int i = 35; int fun1(); int fun2(); int main() …

i have this code for adding a node after the previous node, but valgrind is saying that there is a memory leak of 16 bytes, can someone please help me identify where the leak is? i think i didnt assign a null pointer somewhere but im not sure exactly where …

I am working on a project called Payroll Management System... and am using C as the platform. The project will look to ADD..VIEW..DELETE..& EDIT employee details. All this will be done by the Administrator. I have been working on it a bit lately.. and i know before i seek help.. …

Hello, i know that * is a pointer, also i know for ** is a pointer to a pointer... i can understand that [code] int *x; int y; x=&y; [/code] but last days i see something like this, and is a little hard to me to understand it. [code] void …

I am writing code to open file and read info from that file to open other files, dont' know why it's only open the first file, not file after that THanks [CODE] /* strtok example */ #include <stdio.h> #include <string.h> #include <iostream> using namespace std; void remove ( char str[] …

I am writing a code to read file and output stuff for two files and combine them together... Don't know why they read good at the first file but wit the same code , it didn't show up for the second file Please help Thanks [CODE]#include <stdio.h> #include <string.h> #include …

Hello, I'm working on a litle program. While working I stumbeled upon some problems. I would like to check if two Arrays are equal to each other. I tried this one, but it didn't work properly. [CODE] int control(int x1,int y1,int x2, int y2)//x1,y1 and x2,y2 -> coordinates of a …

Here is the instruction to the assignment: [url]http://dl.dropbox.com/u/43732846/Instruction.txt[/url] I think I got up to the part to initialize array and set length to 0 but I'm not sure how to do a for loop to print. I tried like strlen(month), printf(month[i]), etc, but none of them seems to work. And …

Hi, is there anyone out there who has any little knowledge of how to got about getting ur program to read a .bmp file? Pls teach me or show me an example just about how to get ur program to read .bmp files Cheers Ming

Hello. I've been doing a small application that will go (using only unsigned integer values) from 0 to 4026531840 and print them out. My code is next: [CODE]#include <stdio.h> #include <inttypes.h> int main(void){ uint64_t cnt; for(cnt=0;cnt<=4026531840;cnt++){ printf("%d\n",cnt); } } [/CODE] The only problem that i have is the last numbers …

I have written a code for checking vfork in unix. But I am getting the ambiguous behavious. When I am using exit(0) in child process , output is fine i.e; output :- Before fork I am a child My name is parent child PID=> 23133 kValue => 2 ] But …

I cannot spot the issue and neither can VS2010/ VS11 Developer preview edition. The code runs perfectly until allocating memory for the double pointer new_matrix. The only reason I cannot find the problem is because I've allocated space for 3 other pointers successfully. I believe I have the syntax correct …

i have [CODE]program p1032; const n=10; num=4; var i:integer; a:array[1..n] of 1..n; procedure tipareste; var i:integer; begin for i:=1 to num do write(a[i],' '); writeln; end; procedure permuta(k:integer); var i,x:integer; begin if k=1 then tipareste else begin for i:=1 to k do begin x:=a[i];a[i]:=a[k];a[k]:=x; permuta(k-1); x:=a[i];a[i]:=a[k];a[k]:=x; end; end; end; begin …

heres my C code this was easy: -Chris g [CODE=c]#include <stdlib.h> #include <stdio.h> extern int numodd( int array[], int size ) ; int main( int argc, char * argv[] ) { int numarray[] = { 2, 3, 1025, 3024, 4057, -3, -1025, -3578 } ; int size = sizeof(numarray) / …

[CODE]#include<stdio.h> #include<conio.h> int n,a[10]; void display(); void insert(int); int del(); int main() { int i,item=0,j; n=1; printf("enter the numbers:"); for(i=1;i<6;i++) scanf("%d",&a[i]); for(j=1;j<5;j++) { insert(a[j+1]); } } while(n>1) { item=del(); a[n+1]=item; } display(a); getch(); } void display() { int i; for(i=1;i<6;i++) { printf("%d ",a[i]); } } void insert(int item1) { int …

my problem is highly conceptual problem. when i write: node *new1=malloc(sizeof(node)); it works properly. but when i write : node *new1=malloc(sizeof(node*)); it starts giving errors. // node is the structure having a integer and pointer to itself.

Hi, To explain once my app is added to windows path you can simply call it from CMD and you know how when you run a console it opens up a default folder and you can navigate to a new on by using cd .. and cd path command. I …

hello there it my first thread on this forum. well i need some help. See i am thinking abt making my own video player not for any project kinda thing but for my wish and knowledge. I am good in C and java, with help of C i learnt c++ …

Hi, i am new to pthread area. i like to pass the dynamic argument into the thread function. example [CODE]function(void *value) { printf("%s",(char *)value); }[/CODE] here i like to pass dynamic argument when thread is running. so is it possible in pthread? please share your ideas...

How can I check if my program was launched from the command line or from windows explorer?

Here is my code . Switch statement doesn't working in this. why? [CODE] int callprocess(FILE *File) { int Rec = 0; // record number char tcode[3]; //char buffer[30]; struct timeval b,e; long int tms,tme; do { printf("\nMenu :Init, Dummy, Add or Quit ( I, U, A or Q) : "); …

how convert this code into structure in c plz help me [CODE]class car { private: int x1,y1,x2,y2,col,col2,col3; public: car():x1(200),y1(300),x2(270),y2(200),col(4) {} car(int a,int b,int c,int d,int e,int f,int g):x1(a),y1(b),x2(c),y2(d),col(e),col2(f),col3(g) {} }[/CODE]

I want to readfile and merge them all to the arraytotal array , It works fine for individual file, don't know why, it printed out some weird character for the final Thanks [CODE]#include <stdio.h> #include <string.h> #include <stdio.h> #include <stdlib.h> using namespace std; #include <iostream> void fnSortHeap(char array[], int arr_ubound); …

Hello all! I don't know what is wrong with my program. I know i'm missing something but still i can't figure it out. #define TRUE 1 #define FALSE 0 int search2Darray(int x) { int i, j; for (i =0; i< 2; i++) for (j=0; j < 10; j++) if (a[i] …

I want to open different file names, at first it work well on couple files, but it has to be in order, what if i open random file like fall01, fall05,srping09 etc Thanks [CODE]#include <stdio.h> #include <string.h> #include <stdio.h> #include <stdlib.h> using namespace std; #include <iostream> int main() { FILE …

[CODE]#include<stdio.h> #include<graphics.h> #include<stdlib.h> #include<conio.h> void main() { int graphdriver=DETECT,graphmode; int color,n,m; initgraph(&graphdriver,&graphmode,"C:\\TC\\BGI"); for(n=0;n<10;n++) { putpixel(250+n,350,BLUE); } for(m=0;m<10;m++) { int x=getpixel(250+m,350); printf("%d",x); } getch(); }[/CODE] please any one help me solving errors..

//take mob.no ,name ,bill amt #include<stdio.h> #include<conio.h> #include<string.h> struct mob1 { char mob[10]; char name[10]; float bill; }; int main() { struct mob1 a[30]={{'\0'},{'\0'},0.0}; void accept(struct mob1 a[30],int n); void display(struct mob1 a[30],int n); int append(struct mob1 a[30],int n); void selmob(struct mob1 a[30],int n); void srch(struct mob1 a[30],char [],int,int); void …

How to find size of a semaphore object in windows? I tried using sizeof() but we cannot give name of the sempahore object as an argument to sizeof. It has to be the handle. sizeof(HANDLE) gives us the size of handle and not semaphore.

This is what my professor provided me in his own words. "Write a program that copies the contents of a text file specified by the user and copies it to another text file "copy.txt". No line in the file is expected to be longer than 256 characters." Here is part …

I've been given a basic form of programming to do. And I simply cannot figure it out. I know this topic has been covered several times before. But each of them going around the one crucial step that I need to complete my programming. My instructor insists that the 24 …

Hi. I'm new here. Anyway, I have an assignment of writing programs from outputs provided. Here's an output given in the assignment that I think is wrongly done. I'm saying this because I tried many, many times just to get the exact output, but only to no avail. So, I …

Hey I am using SHLoadImageFile API ,but i am facing prob in loading images (jpeg) of bigger size. Can anyone help me to solve this?

i'm new to this c programming. all i wanna do is to make the user to enter the number of student, then input the name and address of the student. later i want it to print the name and the address. the program crashes after i input all the name …