18,491 Topics
i have 2 arrays controllerlist[11] and taglist[5] i need to compare them so that i can find any elements that match, is there a way of doing it instead of nested for loops?
Hello, Could anyone assist me in starting out with pointers. I know that pointers direct to the memory location where a value is stored, but I am having some issues with understanding the concept with arrays. Could you suggest a simple startup code, where a pointer points to a memory …
Hi, Need help to write the below mentioned program. Create an employee struct with following fields EMP_NAME EMP_ID DOJ (Date of joining) Read in the values from a file and store them in the above structure. Print the employee details if an EMP_ID is given. Regards, Shaju
hello, i am trying to store some values in an array dynamically. doing this as i dont want to over allocate memory to my array. so the code goes as follows:: [code] #include<stdio.h> #include<stdlib.h> int *p; main() { int i; for(i=1;i<6;i++) { p= (int *)malloc(sizeof(int)); *p++ = i*i; } printf("\n …
I write a small program like following: 1, firstly create a process waiting for keyboard input commands(via getchar()). 2, secondly create a thread in the process waiting on a message queue. each time after the thread receive a message, it can handle the message but cannot print the log message(via …
This is a catalogue of some experiments on just two aspects of undefined behaviour. This was inspired by yet another long bout of explanation in a recent thread, so I thought it was time to dust off a bunch of compilers, and compare. This is the test code. [code] #include …
this is the code #include<stdio.h> void main() { int i; printf("%d, %d",++i,i++); } and following is the output 8429558, 8429556
there is a tools or util that convert mips asm to c code? thx.
I have found Recycler folder on mr c drive...is it any error?....
Hello, i can not quite figure out how to write a function to take numbers from an array and sort so it displays even numbers first and then odd numbers. the output should look like this: [QUOTE]Original: 9 8 7 6 5 4 3 2 1 Reversed: 1 2 3 …
I'm a .net programmer so forgive me if this is a stupid question, but here goes. I'm working with a vendor to interface our system with theirs. We are sending text data via modem. The protocol specifications they have given us require a checksum value to be appended to the …
After going through lots of stuff about declaration and definition,in a nutshell I understand that the difference is in the memory allocation. In definition yes and in declaration no memory is allocated. Fine ,Is there any process that shows that yes [code] int a; //which is a definition [/code] allocates …
Hi Everyone, I am having some trouble with the code I am writing. I am supposed to find the sum all ASCII codes in the string, omitting the newline character at the end of the user input. Here are the directions I am given: Create a program that accepts a …
Hi guys....i have a problem and I hope you can explain me where am I wrong... I am doing some kind of Breadth First Search (BFS) ("some kind of" because this is my first program to use this algorithm) I have an array of size 4^9 (262144 for those of …
Hi, I already asked but haven't had an answer. What I am trying to do is to write a program which will read the data from the file into BST with the ability to search by surname (surname is the key). After sleepless nights I have managed to do something, …
When i was runnning the graphucs c program in turbo c the program was terminated. I gives an error message as 16-bit MS DOS subsystem The NTVDM CPU has encountered an illegal instruction. CS:d000 IP:03e2 OP:ff ff eb 05 ea Please provide me the solution I also tried using dosbox.. …
Hi, This is a basic question that's why i am confused. When I do printf("%d",sizeof(long double)) in Linux(i am using a vmware) Ans:12 bytes in msvc 2008 Ans:8 bytes My underlying arch for both implementation is intel IA32. What is the reason if the arch is same.If the fundamental data …
Hi, I've just started using Netbeans 6.5.1, and I was wondering if you can run a single C file independently of the other C files in the project. This works for java. For example, you can run test1.java and test2.java independently in the same Java project. But it doesn't seem …
Can someone help me to write a code in C Programming that will ask the user to enter a PIN and if the PIN is entered 3 times wrongly the program should exit. Thanx in advance.......
Hello, I'm working on a project for my master degree that uses codes called CurveLab [url]http://curvelet.org/software.html[/url] I don't know how to install it to my system. I tried to follow the steps but I filed to do so. Can anyone help me with doing that? I'm really in need to …
I am new to C programming and have been using the GOTO all over the place until today when I was informed it is not preferred practice, and due to its adverse affects on debugging and maintenance should only be used in the rarest of cases. I can understand that …
/* File: Kilowatt-hours.c Calculate and print bills for the city company.*/ #include <stdio.h> int main() { int account_number; char code; double bills, kilowatt_hours, peak_hours, off_peak_hours; printf("Please enter Your account number: \n"); scanf("%d", &account_number); printf("Enter Your user code [R/C/I]: \n"); printf("R = Residential\n"); printf("C = Commercial\n"); printf("I = Industrial\n"); printf("\nCode = …
hey guys how would i figure out if a string has a number in it without using any aditional libraries?
Hello, having a bit of trouble with this. I am writing a program which sorts a sequence of numbers using a binary tree however i cannot to seem to get it to work; i belive it is something to do with passing the digits to makenode(). Any help would be …
Can anyone tell me whats wrong with the code. I get two errors. I dont know how to fix it [code] #include<stdio.h> typedef struct { int i; float f; } STR; void fun(FILE*, int); void main() { STR* sp; int x; printf("Enter number of record to be printed: "); scanf("%d", …
I need to write a function that traverses a general list and deletes all nodes that are after a node with a negative key. But I dont know where to start so can I get some help
Hi. I would like to build a web crawler, but I am only familiar with C and C++. Can any one give tips on how to develop one using those two environments. I have a Borland 4.5 compiler that I will be using.
what's wrong about this? why when i compile,it come out expected primary-expression? what is that? [code=c] #include<stdio.h> #include<conio.h> main() { float Lab,Mid,Pro,Quiz,Final,Total; printf("\nEnter your mark for Lab:"); scanf("%f",&Lab); printf("\nEnter your mark for Mid Exam:"); scanf("%f",&Mid); printf("\nEnter your mark for Quiz:"); scanf("%f",&Quiz); printf("\nEnter your mark for Project:"); scanf("%f",&Pro); printf("\nEnter your mark …
hi everyone I hope you can help me with converting some c code into assembly code, i have tried much now, and i still don't get it. i'm new to programming ASM this c code gets two number from the user to draw an ellipse [CODE] #include<stdio.h> #include<graphics.h> #include<math.h> #include<dos.h> …
Hello friends, Im very new in this and hope to get some help. We have a service written in 'C' using SOAP. This service provides webdevelopers of our customers to transact some data. The problem is that this is not secure. everyone that knows the ip address and the port …
Hey everybody, I was trying to create a program that simulated the game "Mastermind" using numbers 0-5 instead of the six colored pegs. I have written out the code, and it seems to work, all except for the loop I have set to see if the user wants to play …
Hello, I am learning C, POSIX, and Unix. I am trying to write a code that wait until the child process is done then terminate, however, I do not know what to put in the while loop. [CODE] Parent function: signal(SIGCHLD, handler) while(child process is running) print the number of …
In this program i want to ask the cashier if the customer wants to buy anything else. Typically, Ask customer what beef product he wants to buy. Ex. 1 //Chicken Liver Ask customer how many kilo(s) he will buy. Ex. 2 //2kg (problem) Then ask the customer if he wants …
*sigh* Malloc get's me every time... Basically what I'm trying to do is read data from a file to populate a square array on integers. I'm declaring the array as 'int** matrix' in main(). I pass this to the function which handles reading the file (the parameter for the function …
hello every body.I am from India.I want to learn proframming in C and C++.I need its compiler too.
This is a short summary of my project make two text files with random stuff in it and then make them into bin files and then merge them into one and u take two text files and combine into one text file the code is pretty damn long #include <stdio.h> …
this code takes out the spaces in between and i want to shrink this code a bit. like in function modify. It doesnt work if i take out the `if(s[i] == ' ')` I want to make this code work without using that. Any help?? #include<stdio.h> #include<stdlib.h> char* modify(char*); void …
Hey guy's. I've never really cared for game dev befor, but it sounds kinda fun. I'm expecting a spair class next year and need to have something to do in my spair time. I'm thinking of making a clone of rogue (the 80's unix rpg). I'm wondering what the best …
This is an assignment for my class, any links to where I can find out what my teacher is trying to get us to learn would be great. I am suppose to keep everything the same and just fix the commands so they work. [CODE]#include <stdio.h> #include <stdlib.h> /* MAIN …
Hello, I'm trying to make client program which connects to server, and comunicates with it for unlimited time. SOCK_STREAM (TCP). Is there a way to change the way of getting server messages? Now it's just infinite loop. (I think thats not good, and requires a lot of CPU cycles) [CODE=c] …
Hi I kinda forgot my old account for this forum coomunity and I wanted to post a problem about the POS I am developing with C. The program allows you to read a certain file (inventory.ini) , add items to it, view the items, edit contents and delete. Here is …
Hello Every one Does any One know the format specifier for BYTE. so that it can give me Binary output.
Hi I was experimenting with a simple mouse cursor change that was previously posted. Can anyone tell me why it fails to work under DEV-CPP The code has all the calls commented out except the last one to demonstrate the hourglass appearance. remark out the last call and the hourglass …
I promise I tried to look this up before I came to ask you guys, but the resources I found never answered the question.... Is it unusual for a variable made in a function to be invisible to another code block in the same function? I use Dev C++ and …
my program needs to have the user enter a string and have it output backwards, not in reverse order. This is what I have so far, any help would be appreciated. I was trying to use memmove but I think I'm going in the wrong direction. Thanks Carl. [CODE] #include …
Can any one suggest me how to read EBCDIC Files (which generally comes form mainframe systems) using C. EBCDIC:Extended Binary Coded Decimal Interchangable Code (not sure about the full form)
hello i have last problem with strings i dunno whats wrong with this i dont get sometimes the logic coz when i write the program i do it into smaller stuff but this rlly string stuff drive me insane i hope i m gonna master it in the end anyways …
What exactly is meant of by associativity(right to left / left to right) mentioned on p53 of K&R 2nd edition. The book mentions that in X= f() + g() f may be evaluated before g or vice versa . But in the table it has been mentioned that () has …
Going to attend interview in few hours pls i need some basic questions with answers in C Dont send links pls sirs i am fresher..
I'm seeing if it is possible to write a pong game only using standard C with maximum portability. I've worked out everything except user input. When the game is playing, If the user has no key pressed down, the paddle does not move but the ball should keep moving. I …
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