18,491 Topics
Hi, I did the stack implementation using arrays and i would like to do it with function pointers but i have no idea. If anyone could help by illustration that would be great as function pointers is pretty difficult for me! Thanks in advance. coolguy
Hello again guys, this is the code: [code] struct nodo { char *nom_usuario; //*user_name struct sockaddr_in IP; struct nodo *siguiente; //*next }; struct lista { //list struct nodo *primero; //*first struct nodo *ultimo; //*last }; ... ... ... void ordenar(struct lista* maestra); void ordenar(struct lista* maestra){ struct nodo* aux; struct …
Hey everybody, I currently making a program that needs to activated on startup. So after extensive googling I decided to do it the registry way. However, creating a new value or editing an existing value, is not working. Could you explain how to edit and/or create a value in a …
Hello, I am only starting to design a C program that opens a file; [code] #include <stdio.h> #include <string.h> #include <stdlib.h> int main(void) { FILE *fp; fp = fopen ("file.txt", "r"); if (fp == NULL) { perror("Can't open the file"); return EXIT_FAILURE; } printf ("%d\n", fp); system("pause"); return EXIT_SUCCESS; } …
Hello, I was wondering if anyone knew anything about programming Microcontrollers with C, and if so what controllers are best/have the most room for the least cost/ easy to get the code on. I know nothing about what's needed to get it up and running, or even what to buy! …
Hi, i am having this problem with c structure pointers. this is snippet from a larger program in which i use temp* to assign values to different other pointers but whenever i update temp* it automatically updates the value of all other assigned pointers as well. pointer b points to …
Hi, This is an exercise I solved it, I want to know, is my solve is the best solve or there is notes, if there is a notes, I'm glade to hear it: [B]The Exercise:[/B] [CODE]Make a program that calculates the sum, mean, minimum, and maximum of a series of …
hi i need code for brute force Boolean satisfyability program. plz help me i need it asap thank u
hi, how the below code is generating out put as " -1 < ( unsigned char ) 1 ". i read in many books saying when we do operation with singed and unsigned value always the resultant will be data type that has more width . i understand that -1 …
Hey all, Sorry for the somewhat confusing title, i don't know how to describe it differently. Here is the problem that's been wrecking havoc on my brains the past days. I need to compare 2 byte arrays with each other, this is quite simple. But now i need to add …
Hello, when I give fprintf the character 0x0A, then it prints out 0x0D and 0x0A (which is \n in Windows). How can I print only 0x0A? I need to print a picture into a file containing 16-bit pixels, (and some bytes contain the value of 0x0A,) so it is very …
Hello Forum, Pls I present to you a problem which has denied me sleep for the past 2days. I'm working on my final year project which is titled "DIGITAL ALARM CLOCK USING PIC16F84A" and I seem to be having problem with the source code. Im a newbie in pic programming …
hi guys can any one work out a program for stack in c..for push and pop asap
I am having trouble compiling this program. If somebody could take a look and see if my code is sound or not i would much appreciate it. I am worried that my logic and commands might be flawed, if someone could help me out I would much appreciate it. I …
hi, I would like to know how to program a PIC16F877 microcontroller. I am using this microcontroller with a LCD so I would like to send data to the LCD. I have connected my microcontroller to a Bluetooth module which is connected to my PC via Bluetooth dongle so I …
I am writing a program to print filenames in the current directory and print the time stamps next to them. I am loading the names into an array and then passing them to a function to print the stat and filenames. Here is the code. [CODE]#include <stdio.h> /* For printf, …
I am trying to get a small piece of a program i am writing to receive a simple math expression, with two int variables and 1 char for the operator, and then i will work it with an if(){}if else statement. I just don't know how to separate the string …
Hi, I was trying to make an OpenGL/SDL program with 3D graphics, but the code I've written doesn't work. I made an OpenGL/SDL program that displays in 2D with no problems, so I think my OpenGL code is the problem and not my SDL code (I'm not entirely sure though). …
[B]Modified mostly from dileepkumar235's [URL="http://www.daniweb.com/code/snippet217246.html"]Login functionality in C-language[/URL] [/B] Inspiration from Narue and my previous post ([URL="http://www.daniweb.com/forums/thread249149.html"]Limit buffer Input[/URL] ) This allows you to prevents the user from entering past the array limit (SizeOfArray) if the user enters more the curser will just automatically backspace by 1 for eg (max …
[CODE]for (i = 0;i < e;i++) { // take the excuse scanf(" %[^\n]", excuses[i]); excuse_count[i] = 0; while (sscanf(excuses[i], " %[a-zA-z]", word) != EOF) } [/CODE] The input was My dog ate my homework but at the while loop word is getting the word "My" in each loop. In case …
[B]Introduction[/B] Hey! Guyz.. Welcome to my very short tutorial explaining basic uses of "malloc" function in C language. [NOTE : You need simple understanding about pointers to understand this tutorial] Hey guyz see by reading this tutorial you'll not be a malloc expert .. This tutorial is only for the …
Alright Guys & Gals I have a stupid question. I've been in IT for 7 or 8 years working up to a network administrator. I'm thinking of making a slight change and moving towards programming. I've had little to no experience in programming so far. Basically I'd like to get …
How can insert and delete single linked lists to and/or from middle (any where except at the first and at the last?
Ok, Let me start off and say Im new to C. Im writting a subnet calculator, in my main function I am asking the user for a subnet mask and storing it in a char variable. Im then passing the variable to another function called "truncat", where I strip the …
Heya , I was thinking of making a site opener application :). But I had a lots of problems . The next problem is facing this , it just crashes.:( [B]What do I want my program to do ?[/B] I want to assign a nickname for each of my favorite …
Hi everyone ! I am completely new here , so here is a link to C language tutorial I think that'll be usefull for beginners ... [url]http://www.phim.unibe.ch/comp_doc/c_manual/C/master_index.html[/url] ^_^
Joined: 14 Mar 2010 11:05 Posts: 2 Hi.Still I have problem in my program codes.I write a program in mikroC PROV2.50 for my microcontroller(PIC 18F452) but I faced to a problem that related only to C language and compiler give me the following error messages; extern int adcvalmax[8]= {0,0,0,0,0,0,0,0};// 16 …
How can we [B]shift the Origin [/B]from the Top-Left corner to the Center of screen in [TEX]Turbo C Graphics Programming[/TEX]?
Hi... i have a little problem on my code... HI open a txt that have this: LEI;7671;Maria Albertina da silva;[email protected]; 9;8;12;9;12;11;6;15;7;11; LTCGM;6567;Artur Pereira Ribeiro;[email protected]; 6;13;14;12;11;16;14; LEI;7701;Ana Maria Carvalho;[email protected]; 8;13;11;7;14;12;11;16;14; -------------------------------------------------------------------------------- LEI, LTCGM are the college; 7671, 6567, 7701 is student number; Maria, Artur e Ana are the students name; [email][email protected][/email], …
Hey all, I'm as new as it gets. My goal is to extract and store NTFS permissions (files/directories), for the purpose of restoring them on-demand (using Windows XP SP3). I read all around the subject, (specially over MSDN), and I managed to make a working code via the SDDL format. …
--Homework-- Write a C program that codes a string which is given by keyboard so that the coded string includes characters with their number of sequential occurrences. For example, if the string to be coded is AAABBFFFRRRRZTT then the coded string must be A3B2F3R4Z1T2. You can assume that there is …
I am trying to read a csv file and store it into a 2D array, However it give me "segmentation fault" each time I run it. Here is my code [CODE] #include <stdlib.h> int main(void) { const char filename[] = "a.txt"; FILE *file = fopen(filename, "r"); if ( file != …
int a; is Definition and Declaration both ? or declaration only ?
Write a C program to enter the elements of three one dimensional array A (size 5), B (size 10) and C (size 5) as an input from the keyboard. The program will find and print: • The maximum element of array A entered as an input. • The minimum element …
I'm still trying to learn my way through send and recv with sockets in C. Now, I have a struct that I want to send over the socket. [CODE=c] struct myPacket { int a; double b; double c; int d; char e[80]; }; [/CODE] I have a client on a …
Hello all, I am in need of a dll that, if passed the shortcut/.lnk name and the Start Menu -> Programs path if needed, will return the target attribute of that shortcut. I am going to be calling this from a Lua script based application from Indigo Rose called AutoPlay …
I'm trying to find the product of two numbers using a function which receives the values of two variables from main() and the address of the variable prd where the product will be stored. I can't get this compiling because i get the following errors from Visual Studio C++ 2010 …
What a great site! I'm looking fo a hint. I'm new to any type of programming and this C code just doesn't seem to be working. I have attempted a program that gives the ohm value of a resistor when the color code is entered in. I am using an …
Hello there. This is my first post in this forum which, by the way, I find outstanding simply because everytime I google a C problem I find an answer here. Ok so, I have a very simple problem. I use Windows 7 and recently had a major problem about my …
add $t0 $zero ,$zero loop: beq $a1,$zero,finish add $t0,$t0,$a0 //$t0=$t0+$a0 sub $a1,$a1,1 j loop finish:addi $t0,$t0,100 //a=b+100 add $v0,$zero write the equivalent c language code snippets as comments. i have tried a bit but i not the answer correct a not
hi I m student of B.tech . I have an error in my c program ( [B]unable to open TV.LIB, Linking error [/B]).pls help me to remove this linking error .
ALl i need to find is the sum of digits of a given number until the sum becomes a single digit. (e.g. 12345=>1+2+3+4+5=15=>1+5=6).I have coded with some logic and i could able to find the sum til this part 12345=>1+2+3+4+5=15 but i couldn able to carry on after that plz …
i want it to print out 4 is larger than 2 but it prints out 2 is larger than 2293572 [CODE] #include <stdio.h> #include <stdlib.h> void largest(int num1, int num2, int *larger) { if(num1 > num2) { *larger = num1; } else{ *larger = num2; } } int main() { …
Hi, I'm trying to learn the in's and out's of using the send and recv functions of a socket in C and I've hit a bit of a road block! I'm trying to send an integer from one system to another, however one system is big endian (the client) and …
hello people am new here.. and i started off coding.. i have few doubts. I want to roundoff a float value with no elements after the decimal point without using a lib function. For example 16.25 = 16.00 :) i tried printf("%.0f,16.25); and it prints 17.. If i know the …
Dear All, I am very new to programming and really appreciate if you can help. I am using XCode as editor My code is below: [CODE] int main (int argc, char * const argv[]) { char a[10][25]; char *ptr_a; ptr_a = (char *)a[10][25]; for (int index = 1; index < …
Hi everyone. I just finished creating a program similar to minesweeper, but it's called miensfeld. The rule of the game are stated in the intro of the program. I was just wondering if anyone would mind checking it out for me? I just can't seem to compile it. But please …
when I try to compile a program, an error of the following comes up: cc -Aa -g -c -o main.o main.c <command-line>: error: missing '(' after predicate make: *** [main.o] Error 1 it indicate no line of where the error is located. has anyone ever came across this type of …
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