15,552 Topics
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| | Hi I am trying to validate a URL in-putted by the user to check whether it is syntactically correct. [CODE] #include <stdio.h> #include <stdlib.h> #include <unistd.h> #include <string.h> #include <sys/types.h> #include <regex.h> printf("Enter the website URL:\n"); fgets(str, 100, stdin); if (!strcmp(str, "\n")) { printf("Empty URL "); exit(2); } regex_t regex; …  |
 | I just have a quick question. Say I have a struct for the purpose of commenting in which it could be filled up or left blank depending on the user. Therefore, I need to dynamically allocate memory to the array comments. [CODE] typedef struct userComments { char comments; } name; …  |
| | hello all! i need help regarding my C programming homework of the Conway's game of life. i have to make a C program that will read a textfile containing a 25x25 matrix of 'X' or 'blank space' and will print its content. This will serve as the initial generation and … |
| | My simple Serial Port code doesnt work. Not sure if its my code, or my USB adapter. Can someone try it / tell me what ive done wrong? [code] #include <stdio.h> /* Standard input/output definitions */ #include <unistd.h> /* UNIX standard function definitions */ #include <fcntl.h> /* File control definitions … |
| | [CODE]#include <stdio.h> #include <string.h> #include <stdlib.h> int main(){ char name[80]; char *searchptr; int i, t; for(i=1; name[i]!=EOF; i++){ printf( "Enter name\n"); scanf("%s", &name[i]); } for(t=i; t<=0; t--){ printf(" name[%d] == %s", i, name[t]); getch(); return 0; }}[/CODE] |
| | i hove a problem about hot to write a program to determine if a number entered by a user is a prime number. Program Input is : Prompt user for a number between 1 and 1000. the probable Program Output is: Echo the user input, display whether the number is … |
| | Hi, I'm trying to define a dynamic array that consists of an email address and a home address. How can I define them dynamically using malloc() in the below struct? [CODE] typedef struct entry{ char name[40]; /* contains name */ char phone_number[9]; /* contains phone number */ struct entry *next … |
| | I am trying to implement a program for finding the remainder on division of 2 numbers n2/n1 such that n1 is of the order of 2^32(having a few digits) and n2 is the order of 2^65536(having about 20000 digits) So far I have stored them in an array digit by …  |
| | I'm trying to create an array of structs, of which the array size is defined by the user in the program. eg. p[0], p[1], p[2]..... [CODE] typedef struct { int score; }player; void main() { int numPlayers; printf ("\nEnter number of players (1 - 4)\n"); scanf ("%d", &numPlayers); }[/CODE] The …  |
| | Hey guys i need to color code [CODE] printf("hello World");//how do i change this to green printf("How are you");//How do i change this to yellow or something [/CODE] How do i change the color of the text inside the printf |
| | hi, I recently wrote this code to calculate the hamming distance between any two binary numbers... The program accepts the numbers in decimals, performs a bitwise XOR operation and returns the HD... However, it returns the Hamming distance in decimal... that is if after XOR it gets something like 0010... … |
| | Hello , I'm new here and new to c/c++ programming. Can you guide me how to extract user from path like : /home/[COLOR="Red"]user[/COLOR]/public_html Please help me , thanks a lot |
| | Say I have a struct: [CODE] typedef struct entry{ char name[40]; /* Contains name */ char phone_number[9]; /* Contains phone number */ struct entry *next ; /* next is used to navigate through structures. */ } contact; [/CODE] I have a pointer: [CODE] contact *email, *address; [/CODE] In my main(), … |
| | I'm running the following in Eclipse using the Cygwin as the toolchain and the error code is executing. I get "cannot get params about stdin: Inappropriate ioctl for device". It's fine in Linux. I've been able to run other code that doesn't use this header. Also, how can I set … |
| | Dear All, I have written a code to implement an algorithm for base conversion from decimal to any base between 2 and 36 given in RG Dromey. Below is my code and I have a few questions relating to it: [CODE] #include<stdio.h> #include<stdlib.h> int main() { int newbase,zero=atoi(0),q,ndigit=0,r,ascii,i; char newrep[100]; …  |
| | I'm a little stumped on a section of code in my program. I'm trying to take in a string of chars and then store each word within that string separately in an array of strings without using stdtok and then output them with only a single space separating each word, … |
| | So i am making a piece of program In C but i cant get to check the system time and execute IF the time is equal to the systems time. in Plain english this is what my program is supposed to do. # # LIBRARIES # 1. Check the system … |
| | Hi, I'm only starting my program and I already have this error but I really don't understand which ones are causing this shift/reduce conflict and why. Can please someone help me? it says I have 2 conflict shif/reduce. This is the grammar: [CODE]Start : Declarations/* put your RHS for this … |
| | is this logic correct, where does counting starts in a link list, is it from 0 or 1. b'cos when i am ading item 60 at loc 4, den the output is : item number 1 contains 30 item number 2 contains 20 item number 3 contains 10 item number … |
| | hello everybody, please guide me how to make the communication between two systems so as to transmit the message, using C programming language. thanks |
| | [CODE]There is a single ring road that runs over the circumference of this circle and connects all the boarding points. There are also N - 1 different shuttle agencies available in Bhiwani. For every different boarding points A and B there is exactly one shuttle that connects these points and … |
| | hello, I am a new learner of C#, I will like to know Which way is the best to learn, Either to use Microsoft Visual C# or Notepad? The book am using to learn make use of Microsoft Visual C#, and Also Please what is the Different between C, C# … |
| | Hi! I'm new to C and I'm having some problems in my program. It opens a .txt file then copies this to another .txt file but replaces a certain word with another word. It uses command line arguments. Example: //inside text.txt love is patient love is kind ... ./change love … |
| | I am trying to write a function that compares two text files (test1.txt and test2.txt) word by word, the function is supposed to print "files are equal", "files differ: word %d" (if word 13 then past 12 words were equal), and "EOF on [filename]" (the files were equal word by … |
| | [CODE] FILE *ranch; FILE *myfile; char line[500]; case 1: ranch=fopen("garrudaRanch.txt ","w+"); if(ranch != NULL) { printf("Enter amount of Corral: \n"); scanf("%d",&corral); fprintf(ranch,"%d\n",corral); printf("Enter size of Corral: \n"); scanf("%d",&corrals); fprintf(ranch,"%d\n",corrals); } fclose(ranch); break; case 2: myfile=fopen("garrudaRanch.txt ","r+"); if(myfile != NULL) { //fscanf(myfile,"%s",line[1]); printf("Number of Corral: %s",line[1]); printf("Size of Corral: %s",line[2]); } … |
| | Hello, I have one dataset as one arraylist. In that the columns values are in string as high, low, medium.. so how i display that values as string in c or java? pl reply me |
| | Hi there, I tried binary addition. It seems to work fine. Could someone tell me if there's a better way of doin this or any bugs that could be uncovered in the code below? I appreciate your time. Thanks, Tina [code=c] #include <stdio.h> void binaryAdd(char *, char *); int main() …  |
| | I have problem with printing the binary tree.After i put the numbers it is just closing.Can't find the problem,somehow it ignores the function called "printukas". [CODE]#include <stdio.h> #include <stdlib.h> struct tree { int data; struct tree *rajt; struct tree *left; }; typedef struct tree node; int main() { init(); } … |
| | how to perform a 64-bit addition in c? but the following code fails? why? I have taken this code from stack overflow. But this doesnot works. Pls help me. I need to perform 64-bit addition in c. I am using 32-bit compiler. :chomp: :chomp: /* break up the 64bit number … |
| | I'm current trying to write codes that will read a .txt file and count the words and sentences. Right now im currently just trying to count words. So far my code is counting all multi-letter words but not single letter words. I know i can hard code in 'a' and … |
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