19,876 Topics
 | |
| | Hi guys, I need some help with a project...apart of it requires me to add, delete, edit and view records from a file, I have gotten the add to work so far but it will not delete records from the file, I am wondering if it has to do with … |
| | hello all, I have to write the code to read the file line by line and sort its words in alphabetical order n store into another file, i have done with the feathing the line from one file but strugling with the sorting part can anybody suggest how should i … |
| | Dear Friend...I urgently need your help.. Im developing application multithreaded and multiplatform File Transfer Utility...now the main function is alread working (thanks to Mr Sailen Sukul). The problem is that I want my application to have a progress status in every row.(Means that it should show the size of the …  |
| | i have one serial file n1\n2\n2\n4\n5\n6\........n want to read last file only in above file....can any one tell me how come/  |
| | Help Please!! I made a struct array, and I'm trying to pass the entire array of that object to another function. [code=c] struct Crypt { char english; char code; int count=0; }; void main (void) { Crypt Key[26]; analyze(key); } void analyze(?????????) { int i=0; /*just a sample of the … |
| | can anyone help me with this program write in c++ a defintion of a complex class for complex numbers.Each object of this class will represent a complex number x+y*j storing the real part x and the imaginary part y as float in private section. Include a constructor, a destructor, access …  |
| | Hi all; i have some problem with my code.. I want to read txt file which include : rectangle 0 0 1 1 orange rectangle 0 1 1 1 green rectangle 0 2 1 1 white rectangle 0 3 1 1 orange rectangle 0 4 1 1 white rectangle 0 … |
| | My exposure to arrays and pointers are bit limited. And concatened strings even less ( it was not covered in my class so I had to google it. ) So I know there are errors. I can not use any of C string libary functions. Thoughts? [code=c] #include <stdio.h> char … |
| | I don't get it... Why is it that whenever I view posts of homework assignments and projects that a fair amount of the time (in Computer Science or C++), it seems as if-- Oh hang on. I already know what'll happen from here. If I don't write a topic that …  |
| | 1. [code] #include<stdio.h> int main() { int function(int); int t=function(1); printf("\tt=%d",t); t=function(2); printf("\tt=%d",t); t=function(3); printf("\tt=%d",t); return 0; } int function (int a) { int t; t = a<<2 + a; return t; } [/code] the output is t=8 t=32 t=96 i am not able to figure out why this is … |
| | I wrote a program which will send a message to multiple clients(i.e, broadcasting) that are connected to a server.Once when the client receives a message from the server ,the client should read a file in the server and display it in the client.The client which responds (i.e, client wants all … |
| | Write a program that reads in an array of type int. Provide facility to either read this array from the key board or from a file, at the user's option. If the user chooses file input, the program should request a file name. You may assume that there are fewer … |
| | ok iam working on a password protection for my program but i have a problem..... if the user set wrong password the program do this Wrong password!! The program will be terminated in 5 seconds but i want sec, (which is my seconds) at every second - 1 5-4-3-2-1 without … |
| | I am designing a system which will broadcast a message to all the nodes in a cluster.And the receiving node should send a feed back to the broadcasting node.When i get a single feedback from any of the receiving node, the broadcasting node should stop receiving the feedback.With that feedback … |
| | Is there any way to mix visual c++ with normal c++? like can i enable mixed code? i want to get rid of this error: 1>tab.h(32) : error C4368: cannot define 'p' as a member of managed 'Monitor4vc::tab': mixed types are not supported |
| | Aelphaeis here with another little problem. In the Code below I attempted to make a generic function which read a line up to a newline character and then returned the string. The program reads as follows [CODE] #include <stdlib.h> #include <stdio.h> #include <strings.h> int getstring(char *string,int max); int main(int argc,char … |
| | im trying to write a program to see if two lists are equal im really kinda lost at the moment, i havent gotten the compare function yet but i think that should be pretty easy, but im having some errors which u can see. [code=C] #include <stdio.h> #include <stdlib.h> typedef … |
| | I have a very simple one line function and i want to replace it with macro, but macro doesn't seem to work. Function: [CODE=C]int stack_empty(stack ** this_stack) { return *this_stack == NULL; }[/CODE] Macro i am trying to use: [CODE=C]#define stack_empty(x) (*x == NULL)[/CODE] Anybody knows what i am doing … |
| | Im really confused, I had this recursive add function working but my teacher wants us to be able to use ++ instead of + 1... anyone know why im getting a segmentation fault on this, i feel like this is a really dumb mistake. [code=C] int add( int n, int … |
| | i am facing several problems.... first one is: how do i typedef a structure i've seen many ways to do it but im not quite sure which one is the right one. this is what i think how it goes (but dont know why it goes that way) [code=C] typedef … |
| | Hi all! would like some help, hopefully someone can enlighten me. My program has for input a 2d array where the number of rows and columns is decided by the user. So in the code below, the matrix A is the input matrix and the matrix Q is the matrix … |
| | Hi guys. Im doing an assignment, I am getting on ok with it but I am sadly really stuck at the moment. The part I am stuck on involves counting html tags in a text file. I have thought of a method of doing this but unfortunately I have no …  |
| | Hey, I'm a high school student who is fairly programming and I was curious as to how to input a single character without entered an End of Data marker (e.g. newline character/Enter) [CODE] #include <stdio.h> #include <stdlib.h> #include <ctype.h> int main () { char ch; switch (toupper(getchar())) { case 'A': … |
| | hi i am at uni an i have a project in which i have to create a backgammon game can anyone give me a helping start on how i would go about creating the board states? thanks  |
| | hello all , i have my idl defined as follows : [code=cplusplus] #ifndef schedule_Mgmt_idl #define schedule_Mgmt_idl module schedule_Mgmt { //*************************** Structures ******************************* struct planData { string planName; string planDescription; string scriptExec; string startDate; string startTime; string stopDate; string stopTime; string delayInt; boolean repeatDelay; boolean notOnWeekend; boolean validity; string tempTime; string … |
| | Hi guys, I have a simple noob question for you. say we got a header file called test.h and it contains the following content: [ICODE] #define BOOL [/ICODE] and in my c file test.c I want to see whether BOOL is defined, can I use the if statement to test … |
| | Hello everyone, Please help me in getting source code or algorithm for audio compression from .wav to mpeg format in C language? Thnaku  |
| | hi guys, im new at the forum and would like to ask for assistance with a programming assignment. First the Question.. [COLOR="Green"]DEVELOPMENT OF A C++ PROGRAM FOR A STUDENT RECORD SYSTEM. You are to develop a student record system that makes use of the C++ structure and classes. The record … |
| | i wanna learn how to add and delete records in a car stock inventory without having to delete the contents of the file and save it back. but i don't know how to. This is my code: #include <stdio.h> #include <string.h> #include <stdlib.h> #include <ctype.h> #include <windows.h> #include <time.h> int … |
| | I'm currently wrapping up an assignment for class and i've been able to figure out most of the curveballs the professor threw at me but i've hit this one and it just seems strange. It seems he's declared... a pointer that is also a function? [code] struct data_node { char … |
| | [code=cplusplus] class Base { //private methods void printMyType() { cout << "this is base type" << endl; } //public methods void printAllInfo() { cout << "this An accout" << endl; printMyType(); } }; //end base class class derived : public Base { //private method void printMyType() { cout << "this … |
| | My problem definition is ,I have to send a message from one node in a network and it has to be broadcasted to all other nodes in the network.The program what I have given below will be running in all the nodes in the network.The same program should be capable … |
| | Hi, I have a namespace in my header file and a variable declared in it. When I am trying to assign it to a value in my .cpp file in the format namespaceName::variableName = value , it is throwing a linker error saying it is already defined in .obj file. … |
| | I have a question I did not understand if anyone of you understood it please explain to me [B]suppose that m and n are integers and m is nonzero. Recall that m is called a divisor of n if n=mt for some integer t; that is, when m divides n, … |
| | hi......i m doing kmeans clustering program for my final year college project. I need the source code in C. please helpme......its urgent.  |
| | Hi, I am trying to write a program, in which it will ask the user to enter a string of length exactly 9. I have got a dictionary file with me which contains over two hundred thousand words. My job is to output all the possible words between lengths 4 … |
| | Hi there I have the following problem! Please help! [code=cplusplus]class Base { //private methods void printMyType() { cout << "this is base type" << endl; } //public methods void printAllInfo() { cout << "this An accout" << endl; printMyType(); } }; //end base class class derived : public Base { … |
| | Hi, I use char* for string handling because I read strings from a file and I don't know the length of these strings. The problem comes when I need to keep some strings in an array. I think char** is the best thing for that goal. But again since I … |
| | Hi Guyz, There is two questions please help out in making program. Q)write a program using conditional operators to determine whether a year entered through the keyboard is a leap year or not. Q)write a program to print out all Armstrong numbers between 1 and 500.if sum af cubes of …  |
| | [code] int log2(int n) { int count = 1; while(!n >= 1) { if (n%2 == 0) { count++; n=n/2; } else { count++; n=n/2; floor(n); } } return count; } [/code] not sure why it isnt working? |
| | Hello, I'm learning to start to program in C++, and I have a problem with the prompt closing before the program ends. I know there's a lot of info about it, and I've googled it and searched here, but all the solutions to system("pause") don't work for me. I'm using … |
| | A huge huge thanks for all the assistance in my previous thread. It has me well on my way. The problem right now is I am trying to read input from a file using the '<' redirection. I however, am completely lost on how to do this. Searching google has … |
| | I've come across an issue and for the life of me I can't figure it out. I need some serious help confirming if i'm thinking in the right way. But say I have 3 files. TableLayout.c Powers.c Powers.h Now TableLayout.c is a class that just takes a number from the … |
| | Hi, i have som functions in a header file. But i get errors at compilation. [CODE]#include <stdio.h> //#include <limits.h> #include <math.h> #include <string.h> //define error codes enum { PERROR_FILEOPEN, PERROR_FILECLOSE }; //other defines #define P_LINELIMIT 512 //globally needed variables int P_Error = 0; char P_Line[P_LINELIMIT]; //typedefs typedef FILE P_File; //Error … |
| | Hi, I did a project a while back and as the grading TA insist on it compiling on Solaris. I have a 0 for a perfectly working project. Can someone please help me with getting a program to compile on both the free free bsd and of course annoying Solaris. … |
| | hey I am writing a program for a student management system. I need help with putting it in modules and placing functions in it. structures etc.... |
| | Guyz i need an API for finding diff in time in minutes and days as fast as possible . if anybody has it and can provide me i wud be greatfull |
| | I've created a program that will parse the log file generated by an MFP (Multi-Functional Printer). The program works fine when I parse a log file with less than 2000 lines, but when it reached more than 2000 lines (I've tried the log files with 8000 and 22000 lines), the …  |
| | Hi all! I'm trying to compile some code where I use a trylock, testing its return against EBUSY. The problem is that it won't compile because gcc says: error: ‘EBUSY’ undeclared (first use in this function) I'm using pthread.h and -lpthread when compiling. I also tried to unistall build-essential, update … |
| | I have a program that will fetch some particular lines and store it in a buffer for further operations.The code which is given below works but with some errors.I couldn't trace out the error.Can anybody help on this plz?? [CODE]#include <stdio.h> #include <stdlib.h> #include<string.h> #define LINESIZE 256 void failif (int … |
The End.