19,876 Topics
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| | Hello! I have a problem with my C# Client/Server network program. This problem only occurs when connecting via an IP over the internet, whereas everything works fine using a local address (127.0.0.1). What happens is while transferring a file (10kb or more maybe) using the below code, my receiving program … |
 | Hello frnds. I want to knw tht how can we send an array by value in c. |
| | Hi, So this is my first time creating a web service and I am a bit stuck. This is the code I have used for my web service: using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.Services; using System.Web.Services.Protocols; using System.Data; using System.Data.SqlClient; [WebService(Namespace = "http://tempuri.org/")] [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)] … |
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| | Please help me in the matter of invoking the command_line arguments and using them in the arguments in the main program.i have done it as follows...now i dont know how to pass arguments using c++ and how to access them in the main program.Please help as soon as possible #include<stdio.h> …  |
| | i am trying to write a C program to do the following: i have a file which has x, y coordinates given as two columns. now the program has to take the first x,y pair i.e. from the first line and check a database of roughly 10,000 data files which …  |
| | I'm making a math problem generator in visual c#, using a series of random number generators to create a unique math problem each time with some protocols implemented(later to use this for harder difficulties). There are different types of math to be used but right now I'm working on a … |
| | Hi everyone,I'm tryind to do something about sound on linux.I basically record some sound and try to encyrpt it using algorithm.However,I encountered some sort of pointer problem.Both RSA algorithm and recording&listenin sound works properly. Here is my code: /* * rsa.c * * Created on: 24 May 2012 * Author: …  |
 | hi eveRyone, I just want to have your tips for my code.. [CODE] #include <stdio.h> main() { hexa = 16; printf("enter decimal number: "); scanf("%d",&deci); for (ctr = 1; ctr<=deci; ctr++) quotient = deci / hexa; printf("Equivalent in Hexadecimal is %d",quotient); getche(); }[/CODE] I want to print out the numbers … |
| | A Ternary Tree (T) is a tree in which every non terminal node has at most 3 children. We will use T to simulate the following activity: A set of P candidates must pass a set of exams ordered in an array of N exam codes (an exam code is … |
| | I declared one variable in one type (say char x ) and allocated. But i'm assigning integer or some other type value to it. Below is the code snippet which i'm facing problem, char *tempstr = (char*)calloc(1,4); // declaring with char variable tempstr[0] = '2'; // trying to assign 5 … |
| | Hi, I have graph in C. I enter vertexes and edges with price. Now I would like add path, where I visit only few of the vertexes and then I would like to print this path. I don't know how to do it, so I am asking you here.... |
| | Why dont we use '&' in the case of strings in function scanf ?? e.g. :- scanf("%s",date); here date is a character arraymeans string. Plz help  |
| | I have a program where am trying to access a dataset in the main form from a 2nd Winfrom. I have created a form 1 ref but when I use this to access the datatable in the dataset it doesnt seem to work. The following code is for Form 2 …  |
| | I made a new project that has to open a folder using DIR * `DIR * directory=openDir(...); // openDir is a function returning DIR * after it was opened` than to make a new folder in it, so far so good `mkdir(path,permissions);` and now i have to run through the …  |
| | Hi, I tried to do like below, but its not printing the expected one. Plz suggest to proceed further. OUTPUT: Enter the string: abc Entered string is : NULL void main() { char *a; printf("Enter the string: "); scanf("%s",&a); printf("\nEntered string is :%s", a); getch(); }  |
| | I am trying to store the permutations generated by the recursive permutation function so that I can use them in main; however, I cannot figure how to get them to store correctly. I.E. when I run this function with a string AB, inside the recursive AB and BA gets printed … |
 | I'm using VC++ 2010 with Windows 7 x64. I'm compiling all my code as C code. I have a for loop like this: for (i = 0; i < max; i++) { ... } But when I run it, `i` is being set to `max` If I set `i` to … |
| | I ve to sort an array according to finish time and accordingly start time should be arranged, how can we do this using predefined function qsort. Both Start time and finish time, i ve considered it be in a structure , .here is the code.. #include<stdio.h> #include<stdlib.h> int compare (const … |
| | In C#, what methods take the place of the old kbhit and getch functions in C? (I'm writing a console application in Visual Studio.) |
 | hello, is there currently a tool which can convert C# codes to Java (for example to be used in NetBeans)? |
 | The code is as follows and I wanted to know more about how and where \v and \f are used? printf("Vertical tab \v is tricky, as its behaviour is unspecified under certain conditions.\n"); Also, can anyone explain what the sentence in the print statement suggests? |
 | hi there!here's the problem in a nutshell: there are 2 files.the program creates 2 processes: the parent process outputs text lines from the 1st file and for each one of these lines the child process outputs relative info from the 2nd file. e.g. <1st line from file1> <relative info from … |
| | Guys hi i need some help here though i fixed the connection with the sql server i tries to see if its correct and look first at the code and i explain m prob: private void lgnBtn_Click(object sender, EventArgs e) { SqlConnection lgnConnection = new SqlConnection(); lgnConnection.ConnectionString="Data Source=.\\SQLEXPRESS;"+"AttachDbFilename=C:\\Users\\ryudo\\Desktop\\workspace\\sql_goldshop_project\\Project1\\Goldshop_Tax\\Goldshop_Tax\\gold_tax.mdf;"+"Integrated Security=True;"+"User Instance=True"; … |
| | **Hello folks!** i am using DEV C++ to code now i am working at a game in console and i have a problem with the *_setcursortype(_NOCURSOR);* function i set it but the cursor is still like *_NORMALCURSOR* in Turbo C works perfectly in DEV not ( i tried to set … |
| | Dear all, I am trying to read a list of string from text file and put it into an array. Could anyone tell me, how to split that string to array. Here's my text file.... [I]text.txt[/I] a b 1 2 4 2 3 1 *3 1 3 *4 4 4 … |
| | Hey, Im having problems converting an integer to a character , it seems to either produce incorrect results when printed(usually some sort of ascii symbols) instead of the actual literal value. char* str; str = (char*)malloc(sizeof(char)); snprintf(str, 16, "%d", remainder[i]); cout << str; This is what im currently trying, but … |
 | **Hi every body i m new to the computer science i dont know how to get started with C my friend advised me to creta account here so i do . i hope that u people will help me to cope up all the facts about C and C ++.** |
 | Currently I am working on a project regarding C# and SQL and I have a problem regarding the SELECT function and I cannot find any solutions on-line. The scenario is regard searching query from C# through SQL server and display the results in a Data Grid View at C#. I'm … |
| | Hi everyone! Can you help me please? I need to write sniffer for internet explorer 9.0 using hooks in c# Is it possible? I searched google.com found some information: SharpCap (packet capture framework for .NET), using .NET Socket class to listen user's activities on the web browser but I didn't … |
| | my_funcs.c: int x = 0; FILE *stockIngredientes = fopen( "C:/Dropbox/Work/ISEC/P/ingredientes.txt", "r+" ); while( fgets( tmp, 100, stockIngredientes ) != NULL ){ ingredientes[x].nome = strtok( tmp, ":" ); ingredientes[x].identificadorNum = strtok( NULL, ":" ); ingredientes[x].quantStock = strtok( NULL, ":" ); ingredientes[x].limMin = strtok( NULL, ":" ); ingredientes[x].consumoMed = strtok( NULL, ":" … |
| | This is the program to print all possible combination of the string. It was orginally written in C++. Now i'm trying to write it in C but stuck with this problem of strings and pointers + some warnings. INPUT is taken from argument, which is "const **char" . I tried … |
| | Hi to everyone, this is my first post in this site. I hope you'll be able to help me with mi little issue, as I've been trying to solve it for hours without results. The question is simple: I have a text file, and at the end of it there's … |
| | hi everyone. i just want to know that how can i fetch any paragraph/line written in "p" tag in any website. i want to recieve a complete article written in any website into my c# window appication. |
| | Hi... I converted a basic adding program from matlab .m function file into .c & .h file. When i try to include the header file function "add" into my main function in dev-c++ 4.9.9.2 --- [Linker error] undefined reference to `add' is the error message on compilation. Here is my … |
| | hello everyone i need help with an assignemnt that askes me to read from a file and count the number of occurence of each letter in the alphabet . im stuck trying to group each letter in an array. i think using a switch statement would be the easiest way … |
| | I am getting a crazy number of errors that i honestly do not know what is wrong. I am getting a syntax errot before the "int"s in the switch, and conflicting types of all the function names. Any help will be appreciated. #include <stdio.h> #include <stdlib.h> #define ARRAY_SIZE 241 void … |
| | Hello everyone, I am sort of new in C programming and since I programmed mostly in C++, I may have some mix up on my program which is giving me some errors. I have written a small code , in modular fashion i.e. I have split the .h, definition.c , … |
| | #include <stdio.h> #include <mysql.h> #include <string.h> int main(int argc, char **argv) { MYSQL *conn; MYSQL_RES *result; MYSQL_ROW row; int num_fields; int i; char user_query[100]; char word[10]; printf("Enter word: "); scanf("%s", word); sprintf(user_query, "select * from english where word = %s", word); printf("%s\n", user_query); conn = mysql_init(NULL); mysql_real_connect(conn, "localhost", "root", "123", … |
| | Hello everyone I am trying to create a MS word file using c programming can anyone tell me how to change the font size using c programming and one more thing i a creating this file through a embedded machine in pendrive.  |
| | Hey, please tell me how to find a prime number from dynamic array. |
| | ` Below Code not working :- #include<stdio.h> void main() { char *s; gets(s); printf("%c",s); } |
 | any one knows how to write this program:- given two arrays A and B . array 'A' contains all the elements of 'B' but one more element extra. write a c++ function which accepts array 'A' and 'B' and its size as arguments/parameters and find out the extra element in … |
| | Hi, Can somebody please explain , printing with structure variable also working. int main( void ) { struct bitfs { unsigned char a:4; unsigned int b:5; }; struct bitfs bf = {15,31}; struct bitfs2 { unsigned char a:4; unsigned int b:5; }bf2 = {15,31}; printf("a= %u \n", bf.a); printf("b= %u … |
| | Hye i am running difftime tu different 2 time values, but unfortunately when i run on my laptop it does return values, but when i pass it to my friend the value returned is 0... and also when i run in windows the value returned also zero.. here is a … |
| | i have previously created time using mktime and stored it in file, now the problem is how can i call it back and read as standard time, not an array. this is because i wanna make use of difftime function. here is my code sample: int ex(){ int typ; printf("\n\n\nEnter … |
| | Hi All, I am writing a program to find the number between 1 and 100 that has the greatest number of distinct divisors. Below is my code for the same. It is returning an erroneous answer, i.e. 8 for greatest number of distinct divisors and 4 as the number for …  |
 | How to calculate time complexiy of the following line of code using 'Big-O' or 'Big-OH' notation??? 1. scanf("%d",&n); 2. for(i=1,m=n+66;i<=m;i++) 3. printf("%d \n",i); 4. for(j=n/21,m=n/5;j<=m;j++) 5. printf("%d \n",j); I have basic idea but i am getting confused...So, please help me to calculate time complexity of each step, plus overall complexity. … |
| | Hi, I know i am asking a question which can be googled and find lot of explanation. I have actually gone through many but none explained the ownership property completely. > Mutex is acquired by some process, only that process can unlock it how the other process/thread know that the …  |
| | So i made another Code in C in which i am making a program to stop working when the Licence has ended. The Program Runs but lets say the date its suppose to end on June 20, 2012 so it triggers the Stop of use of the program. This is … |
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