15,552 Topics
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 | #include <stdlib.h> #include <string.h> int main(int argc, char *argv[]) { char *first, *second, *third; first = malloc(888); second = malloc(22); third = malloc(22); strcpy(first, argv[1]); strcpy(second, argv[2]); free(first); free(second); free(third); return(0); } Like I said before, I need help learning C and trying to figure out my errors. With this …  |
| | C# Interview tomorrow Hello fellow programmers. I know this doesn't have anything to do with code but I really need some advice. I have a .NET(C#) interview tomorrow for a junior vacancy. The problem I have is that all my experience is based on PHP. I have a good understanding … |
| | Am trying to write a c program to do the following; • Write on the screen: ``Please enter a positive number: ''. • Accept a number from the user. • Keep prompting for more numbers until -1 is entered • Output the sum of all entered numbers excluding -1. • …  |
| | Hi all, trying to read up on C to get acquainted with the language. Got an exercise am trying to answer and i may need your help to know if am right. I have this code as below, and am asked, what lines have buffer length checking errors. int main( … |
| | i need a C program to enter user info. and calculate cost ... a program like a point of sale (POS) system  |
 | A simple program to show you how to create a table of Fahrenheit and Celsius values using a for loop. You may be able to learn from this code. |
 | i'm learning win32 from Programming Windows Fifth Edition book, but i need ask something about these code: /*−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−− SCRNSIZE.C −− Displays screen size in a message box (c) Charles Petzold, 1998 −−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−*/ #include <windows.h> #include <tchar.h> #include <stdio.h> int CDECL MessageBoxPrintf (TCHAR * szCaption, TCHAR * szFormat, ...) { TCHAR … |
| | Can someone please explain this error and how to fix it? This worked perfectly on my computer but it stopped working when I transferred it to another computer. int hash = 0; char *strings[100]; if((int)strings[i] != 0) if((int) strings[hash] != 0) while((int) strings[hash] != 0) if((int)strings[hash] != 0) if((int)strings[hash] != … |
| | I know this is how you read from a file. I also want to print my output to the same name of the file plus ".txt". So if my file is called "text" I want to print it to a file called "text.txt". #include <stdio.h> #include <stdlib.h> #include <stdbool.h> int … |
| | What does creating a pointer of a function do? I'm not used to getValue being a pointer. char* getValue(char* string); I'm used to something like this. char getValue(char* string); |
| | hello everyone i was wondering if you guys can help me.. i am really tired i havent slept for 2 days trieng to figure out how to do this i am a begginer in this and my prof asked me a game which is http://www.miniclip.com/games/fat-slice/en/ he wants it in c … |
| | I need to write a code that is gonna remove a whole row/column in a matrix(either static or dynamic matrix) |
| | i have this code which tries to enter data into an array of string(char ptr) called token.To do this i have used a while loop to obtain a string as user input and put that string into the token array one by one. But when i try to print the … |
 | Hi guys I have OS of the WB150F camera. you can download it here: https://www.mediafire.com/?jmshouy4c937yw3 I have several question about it: 1- What do these files do? MakeAv, MakeAvf, sde6 and all files in the "Tools" folder 2- What is the usage of the "brcz.h" file (in this address: \ip\include)? … |
| | i want a full code for finding different ways to climb the n-stair case problem that is each step is either 1 or 2 stairs. Eg- a 3-stairs staircase can be climbed in 3 ways :1-1,1-2,2-1. Using subset method can any one can help me out for this problem? |
| | Hi, I created a structure Vector and implement some functions to make the new defined type (vector) dynamically allocated and resized (inspired from the C++ implementation of the dynamic arrays : vector). I need to assign a structure to every vector element but I am not sure that I am … |
 | This is a trivial program in Turbo C 2.01. It is intended to show that C can do arithmetic with mixed data types, and what the results are: #include <stdio.h> void main(void) { int num1 = 5; float num2 = 2; int num3; num3 = num1 / num2; printf( "%f\n", … |
| | Starts with 2 uneqaul positive numbers on the board. 2players move in turn to write on board a positive number equal to the difference of any 2 numbers already written on the board. the new number written on the board should not be repeated. the player who can not write … |
 | #include<stdio.h> #include<conio.h> int main() { char cyp[150],eng[26]; scanf("%s",eng); gets(cyp); getch(); return 0; } eng is accepted but only one letter is accepted for cyp. |
| | This Program prints the numbers in given array(Row-Major Order) in Spiral order. Ex: Order Is 3*4 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Spiral Order Of Matrix is 11 12 13 14 18 22 26 25 24 23 19 15 16 … |
| | Hello , I have the following code : int a = 2; int *ptr = &a; int *second = &a + 1; printf("\n ptr = %p\n", ptr); printf("\n second = %p\n", second); which just prints the address of pointers and the address of second is 4bytes next the ptr. Output: … |
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| | Hello, I have this program that runs in C++ that I need to run in C. This is my program in C++: #include <iostream> #include <string> #include <cctype> using namespace std; char encode (char plaintext) { if (isupper(plaintext)) { if (plaintext > 'M') { plaintext += 13; } else { … |
| | hi all i want to open a file but this file in other directory.and i want to use this function: int open( char *filename, int access, int permission ); i can not use other function, because i have use only system call function. when file exists beside of my code, … |
| | int i,j=4; i=j++*++j*j--; what is the result of i and how it is evaluated please help me. the result is 125 and i don't understand the evaluation part |
| | what is difference between heep and stack memory give simple consept.  |
 | I tried to enter the following code and the compiler says "[Error] expected ')' before string constant" char string[6]; strcpy(string,"HELLO\0"); can somebody please help me |
 | So I'm trying to write a program that will read a program that will be reading characters/strings in regular text and will output the information in hexadecimal format. An example of such is this "UNAME" = "55 4E 41 4D 45 28 31 29" in hexadecimal format. I just don't … |
 | we have both malloc() and calloc(),both work as same then why they introduced two differen functions?please |
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