18,491 Topics
good day to all... does anyone here have a basic tutorial on how to program using C for zigbee...? its just that i have a very important project task in my work which should be accomplished for three months:'( ...i do have basic...i mean enough knowledge programming in C but …
Alright so basically i need to create a simple maths game in C. Involving addition subtraction and multiplication of random numbers. But i also need to add a timer to that. So lets say you are given 10 seconds to answer the question and every correct answer adds you 10 …
#include <stdio.h> int main() { int num, i = 1; printf("\n Enter any Number:"); scanf("%d", &num); printf("Multiplication table of %d: \n", num); while (i <= 10) { printf("\n %d x %d = %d", num, i, num * i); i++; } return 0; } Hi.. Can someone please patiently explain me …
Hello everyone very nice this site to learn to give and take I hope I can help anyone my name is sara I'm student in computer and system engineering I'm beginner and I like C and C++ very much I think here will be a good start to learn and …
Am not looking for a specific deleted file. Let me put it another way, and maybe someone can help me in another way.... Am looking for lost info. Files lopng deleted etc. But since this machine has bearely been used, it's posssible the data is sitting in an a now …
How can i send a file at my e-mail address? I want to write it in my C program. Is there any simple way to do that? I Use Dev C++ compiler. I am not using C# or VB. Thanks in advance for answering.
hi, my name is vic...i got one problem cannot fix....output for the number of times each of the tasks has been invoked...i run 3 times each of the tasks but the output always is this program has run 1 times..... #include<stdio.h> #include<stdlib.h> void doTaskA(){ printf("Start of Task A\n\n"); int input_1, …
hi all, i need to know how to create a thread using pthread_create()? i have never used pthread in c. am i supposed to used function pointer? how to pass arguments in thread function? i need to know everything about pthread_create(). and yes i am using turbo c++ compiler and …
I'm trying to preform a loop, using a combination of a if/else and while loops. I set a boolean "repeat1" to true, to enter the while loop. Then when I went the user to pick to repeat or move on, they enter a Y or N, if Y, keep repeat1=true, …
if would like to print the size of data type entered by user. how can i do so (without using case and if) is it possible to store the data type in a string and print the size of data type in that string???
Hi everybody, I am learning C at the University, and I want to study by myself to avoid difficulties there, I am doing some exercises from a pdf that I got, and it asks me to write a program to invert a string using only what was explained in the …
Hi guys ! I've made a program that marks a seat taken X in an airplane .. So, here's what I've done.. it runs , but when i try to input other seat code, i.e., 1G, the no.2 in the grid becomes 88.. and I don't know how did that …
cant we compare two for inequality? i mean if i have a char array 'a' and i want to know the number of digits in an array which is not '4' or not '7' i.e if my array has value 4567778 the output should be 3 as there are three …
i'm studying file processing. when i execute the second code that Reading Data from a Sequential Access File something goes wrong with it. i couldn't find what is wrong. is there anyone who can help me? [CODE] /*creating a sequential file*/ #include<stdio.h> int main() { int account; char name [30]; …
When i try to input this data: 11 jack 90 22 mike 99 the result will be on the attachment. [CODE]/*Create a sequential file*/ /*"w" is a made for creating a file for writing*/ /*if the file already exists, it will discard the current contents*/ /*%s stands for string is …
Write a program to accomplish the following tasks: 1. Generate arbitrary number of random integer numbers between [0-100] 2. Save or load the numbers from/to a text file based on user option 3. Search the generated list for an arbitrary number entered by a user 4. Use Linear and Binary …
Declare a structure that contains: student Id, first name, last name, and five test scores. Also declare an array of 10 student structures. Prompt the user and read the student data from the keyboard and store the information in the array. After each student ask the user if there is …
suppose that i write a program in turbo c: Q1.) the operating system program is in RAM.(yes or no?) Q2.) the turbo c application is in RAM. (yes or no?) suppose that i have written this simple code: [code] #include <stdio.h> #include<conio.h> void main() { clrscr(); int a=2,b=3,c; c=a+b*3; printf("%d",c); …
Good day, people! I have here a code in C that needs improvement. It should list all the permutations of ABCDEF where C and E should be beside each other in any order (CE and EC). I know that I must treat C and E as one so I used …
please someone help me in printing 2 outputs in c using for or while loops . i am a begineer and i need help fast please. 1st pattern : 0 111 22222 3333333 444444444 55555555555 upto 10 . 2nd pattern: ABCD EFGH IJKL MNOP QRST UVWX YZ PLEASE HELPP
Hello, guys. I made a program to compare numbers, Example input: [QUOTE] 1 3 10 845157 2 1101101 16 5AE12 [/QUOTE] It transfers numbers from different number system to decimal, then it compares them, but it is not so fast as i need, maybe just a little advice needed, I …
inr main () { int x=3,y=4,z=4; printf("%d",z>=y>=x), } the answer is zero ..how??
Hello. I've been working on this program that reads input from the user and attempts to put it in a file called profile.txt I've got it to work (I checked this by making it output the file to the terminal), and from what I can tell, it does create the …
[CODE]#include <stdio.h> #include <stdlib.h> #include <string.h> void addToStart(); void addToEnd(); void printList(); void removeNodeAt(); void createList(); void menu(); int option; struct node { char cName [50]; int cNumber; char tDescrip [50]; struct node *next; }*newnode, *display, *temp, *list, *prev, *head, *tail; main() { do { menu(); switch (option) { case …
Constructing a MIPS code programme that reads the keyboard input of 8-bit binary number in ASCII where the only input is 0 or 1. The code should convert the string you have read in, into a numeric value. When a string is read in, it is stored as a numeric …
So i have implemented the following link list, but i just want to know if i can sort the link list. any help? [CODE] #include<iostream> #include"ll.h" using namespace std; // PURPOSE: contructor which initializes front and rear to NULL and count // to 0 LL::LL() { front = NULL; rear …
Hi everyone, I haven't really found much here on how to input into functions and I'm looking for more information on it. Basically my problem is this: I have to make a function that calculates feet into yards, and I'm trying to find out how to make it so I …
The output is 2011. Can anyone plz tell me how it is so ????[CODE=c]#include<stdio.h> #include<conio.h> void main() { char c[]="GATE2011"; char *p=c; clrscr(); printf("%s",p+p[3]-p[1]); getch(); }[/CODE]
hi all. i haven't been posting cause i am working on a new programming language called perfect. it's derived from the aspects of many languages: python, C, VB, java etc. here is a sample of what the code is going to look like: [CODE] '''Compile with Perfect Compiler ''*' first …
I have created few files and Makefile in the same place. I have read in below link about the special variables $@ and $< and used as so. [URL="http://www.cs.colby.edu/maxwell/courses/tutorials/maketutor/"]http://www.cs.colby.edu/maxwell/courses/tutorials/maketutor/[/URL] but when the say make i keep getting the error [ICODE]gcc -o calc *.o /usr/lib/i386-linux-gnu/gcc/i686-linux-gnu/4.5.2/../../../crt1.o: In function `_start': (.text+0x18): undefined reference …
Need help making a module that sorts 4 arrays this how it started out void dataSort (float sLengthArray[],float rSlopeArray[],float speedArray[], float size) { void swap (int *x,int *y); int pass,j; for (pass=0;pass < size-1; pass++) { for (a = 0;j< size-1; j++) { if (slengthArray[j] > slengthArray[j + 1]) { …
So, I'm doing a test of strtok and my csv reader to fill an array of structs. Each line in the csv has a bunch of country information, and I'm only pulling the 2nd, 3rd, 8th, and 9th fields in each line to make the structs. My biggest problem at …
The output of this code is "hhe!". Upto "hhe" I can figure out what is happening but, where does this "!" came from? ASCII value of "!" is 33 and here I don't think we are anyhow getting this value. Thanks in advance[CODE=c]#include<stdio.h> #include<conio.h> void main() { static char s[25]="The …
Hi There. I'm trying to fit a function Acos(wt + theta) to my data that I have binned and need to find the best values for the variable parameters A, w and theta so that the cos function fits to my data. However I've tried making a loop for this …
[CODE] struct abc{ char a; char b; char c; }; [/CODE] what is sizeof (struct abc) in gcc ? it is giving 3, why not 4 bytes.
Hello, i have a little big problem. I have an application that needs to 'download' two exe files but i don't want to make internet connections and ... So my application verifies the system time and should 'extract' the .exe for x64 or x86. But i don't know how to …
Hi Everyone, I have written a C Shell wrapper script for "cat" command in the linux such that whenever any uses the "cat" command and it logs to some file, so the script is as #!/bin/tcsh -f set command = /etc/temp/cat set logfile = /etc/cat_command.log echo "$LOGNAME + $command $argv …
I am reading Kernighan and Ritchie, and honestly, I am not able to understand anything in the following sentence I encountered while reading: [B]Any integer is converted to a given unsigned type by finding the smallest non-negative value that is congruent to that integer, modulo one more than the largest …
I am writing this program about Gas mileage, In the program I am assigning a value that is -1 as a sentinel value, that's why I use the While loop. The problem is I can input [B]gallon[/B] variable, but the miles variable keep repeating over and over again. My question …
I need to write a code that takes a percentage and converts it into a letter grade. The problem is that I'm not allowed to use if statements. 85-100 -> A 75-84 -> B 65-74 -> C 55-64 -> D 0-54 -> F One attempt I made was changing the …
Where are destructors used in c language?
Hi there I have written the following code to read some data from a file and bin the data into bins of equal size so I can plot this data easily. [CODE]#include <stdio.h> #define N_HITS 1800 #define N_TIME_BINS 78 int main() { int i, time_bins[N_TIME_BINS],j; double event; double hit[N_HITS],value; FILE …
[CODE] #include <stdio.h> #include <stdlib.h> #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> int main( void ) { int fd,nob; char str[1024]; fd = open("test.txt",O_RDWR|O_CREAT,S_IRWXU); if (fd < 0) { perror("open:"); exit(0); } nob = write(fd,"hello first",1024); close(fd); printf(" %d nob written",nob); fd = open("test.txt",O_RDWR); nob = read(fd,str,1024); close(fd); printf(" %d nob …
hey i want to access a variable value in another file .(without usage of extern and separate header file) . can i do it using fscanf ?? if so then how???
i would like to check a size of data structure of a file in another file . how can i do so using fopen????
Hi, I am trying to develop a autocad like software in C/C++. Can any one suggest me how to start it with ? Subrata
:S hello everybody. I don't know differentiation of C,C++, C#. Can you help me?
I am having and issue getting my add to list function to work in my data structure list class. I have all functions working except addToPostion. addToHead, addToTail, deleteFromhead, deleteFromTail, and DeleteFromPosistion all work as expected. I'm confused on the addToPosistion. The entire .cpp file is posted. Any and all …
Hi, I was wonder if someone could give me some help with my program I have a variable: char *insert = "abcdefgh" and i want to split that into chars like so, 'a', 'b', 'c', 'd', etc. I've tried ToCharArray(), but that doesnt seem to work
The End.