15,550 Topics
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| | Hi, I am new to this site. Can you please help me with this. I have written a C program and i m getting the following errors 1) " 'puts' was not declared in scope " the same error for 'gets' and 'itoa' command...i have included stdio.h,string.h,stdlib.h,math.h as the header …  |
| | Hi all. Just a simple question but I SERIOUSLY need some help from you guys for my programming assignment. The assignment given was water jug problem. Now my question is, does C allow for the creation of dynamic array during a recursion? Suppose I have another function, which returns a …  |
| | [B]This is just a linked list program for those who need help understanding the fundamentals. Put comments if you find some bugs. The program is about maintaining a student database (their roll number and their age) I've used Turbo C++ 4.5 as the compiler[/B] :icon_cool: |
| | hi please can any one help me in my shell project like this : Develop a c program which serve as s shell interface that accepts user command and then executes each command in separate process. The shell interface provides a command prompt ( sh> ) after which next command … |
| | Hello Im trying to compile the following code but I get the error "left operand has incompatible type" because of the line: test2_2_U->Out2= test2_2_U->Out3; I have been looking through the forum but I couldnt find a hint what Im doing wrong. Any hint is appreciated. Thanks Thomas [code=c] static BlockIO_test2_2 … |
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| | hi all!!, can somebody help me?? I need to do a program that scan a decimal, transform it to binary and check if it is palindrome or not and print "palidrome" or "not palindrome".... i can only use functions and cant use arrays or anything else! can somebody help me??? … |
| | So everything in my program works except for the main itself. The program is supposed to take in a file provided through standard input and print out the descending order of words followed by the frequency that they occur. I can do this individually line for line but am having …  |
| | Hello, If I want to say compare a line at a given line number to another line at a different given line number how can I do this? I know I could iterate through the file and store the lines into a data structure and perform comparisons that way but … |
| | I am having a slight problem implementing this code. What I need to do is take a list of 16 unsigned characters and permute the bits according to IPTable. 0 in IPTable refers to bit 0, 1 refers to bit 1, etc. Here is my code which isn't working. [code=c] …  |
| | Hi, I want to make a program that reads a string. But I would like to read only characters, neither numbers nor special characters(@,#$%^&*()!). Also, no spaces between characters. [CODE] #include <stdio.h> #include <string.h> char *enter_a_string(int maxcharacters) { char *ptr; int len; printf("Enter string : "); char array[50]; do{ scanf("%s",array); … |
| | Hi Anyonem, could you please explain clearly about the order of evaluation of increment, decrement operators in an expression in C? Thanks in advance.. |
| | I'm trying to create a simple server that starts a new thread for each new client that connects. I know I can use fork(), but I've heard that threads are more efficient. Also I have some global queues, so if I used fork(), each process would get their own version … |
| | now I have never posted before so I hope this is in the right spot/format.. this problem is driving me insane. I need prove the Goldbach conjecture that is, "every even integer n > 2 is equal to the sum of 2 prime numbers." Then with a starting point and … |
| | Hello, I'm trying to compile a program related with serial communication via RS232. I've found this program at microsoft page [url]http://support.microsoft.com/?scid=kb%3Ben-us%3B39501&x=9&y=11#top[/url]. When I try to compile this same program in Dev C++ editor the following message appears: bios.h: No such file or directory. Please, help me about what can I … |
| | im new at C, actually just started programming in general, and im having a good amount of problems with this program. [code=c] #include <stdio.h> int main(void) { char vehicle; char car; char truck; int hrsn, minn; int hrso, mino; int time; int rt; int amo; printf("What time did you park(military … |
| | Hi experts, i have this line of string: a1,b2,c3,a2,b1,c2,a3,b2,c4, from this line,i want to load into a string array like this: array[0]=a1,b2,c3, array[1]=a2,b1,c2, array[3]=a3,b2,c4, seriously i have no idea at all.ive done sumthing but looks like rubbish.i really hope dat u experts can help me. thanks for advance [CODE] void … |
| | i have a problem in which i have to remove char from strings by sending one string and char ata time to a function. in the below code it works fine for first string but for each successive string initial characters are not passed ..like for second call first chatcter … |
| | helllo last day i did program related to recursion that is factorial of numbers i red lot of books in my library but i found only this program only in every book. i also thought lot on recursion but i did not find any more program please can anybody tell … |
| | Hi all, How to do socket programming in C.I need to control an external device through TCP/IP or UDP/IP so that when I send a query the device should be capable to respond.  |
| | //The below mentioned code is not working on my C compiler.The //errors im getting is :(1)Extra parameter in call to_ inport b_. //(2)Too few parameters in call to "outport".(line 25) //(3)Not an allowed type(line 25) [code=c] #include<stdio.h> #include<conio.h> #include<dos.h> void main() { char data; int choice; clrscr(); printf("Enter the choice … |
| | I need help understanding julian dates. I am trying to create a program using julian dates where user enters month & year and show the calendar of that month. I especially don't understand the "int toJulian()"... here is what I have so far: [CODE] #include <stdio.h> #define START 1900 //fixed … |
| | I'm looking for code to inject code into a webpage at the specified location. Can we do this using winsock hooks. Can somebody help me with this. I need this urgently:confused: |
| | [CODE]#include <stdio.h> struct poly { int len; int arr[]; char *name; }; int main() { int i; struct poly p; p.len = 45; p.arr[3] = {1,1,1}; p.name = "Josh"; printf("%d",p.len); for(i = 0; p.arr[i] != NULL ; i++) printf("%d",p.arr[i]); printf("%s",p.name); return 0; } [/CODE] I tried to make a simple … |
| | [CODE]include<stdio.h> void main() { int i=5; int c; c=i++ + ++i + i++ + --i; printf("\n%d",i++ + ++i + i++ + --i); printf("\n%d",c); }[/CODE] The o/p that I'm getting is 31 23 while my friend got 34 20. Also why are the 2 (printf ' c 'and printf 'expression') values …  |
| | Hello All! I have been working on a network design problem and am having a problem in the following part- What I am trying to do here -- { for every set of edges (a,b), { for all arcs (l,m) assign length of -- arc [l,m] = edge [a,b][l,m] shortest_path …  |
| | Hello, I have a program which searches for (using binary search) specific word in ordered list and counts number of comparisons it makes until it finds the target! My problem is: how can I count average of number of comparisons? Here is how searching function works: [CODE] int binary_search(char *array[], … |
| | Hi, Could anyone please explain how the memory allocatio is done in case of double pointers? |
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| | hello i am a student of sgrrits dehradun doing bca now a days my pointers chapter is going on its difficult to understand but mostly i did it but i want to know that how it is use ful for us in the c. i only find its 1 benefit … |
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