[c] Forum Topics

Hi all, im new to this..... i want to send a doube to client...so im convt that to char and sendg that...it prits d exact value in server, but in client it doesnt print the decimal value... it just display like '123.' my code looks like.... [code] struct sockaddr_in server; …

Hello onces again to all of u I want to how can i get all the drives on a computer. It will very kind of u if u provide with a simple code.. Thanku

hi i am a student of computer science.i am learning the c programming language.we spend all our time writing programs which tells itself a secret like adding numbers,kid stuff etc. i want to know the real thing.can anyone tell me what are the real time applications of C.?

Hello, This is Bob from Bangalore, India. I have a doubt . I have a logo . I wanna display it in the project I made. But it is not happening. It worked ina a simple window program. But when I ported the same code in the below application which …

hi....can anyone pliz tell me how to go about converting numbers to letters on a telephone keypad...... eg when we txt..and suppose we type in 4663,we can get hood,home,good,gone....etc... got a project due!!!!!!!!! prefer it in C

Hey everyone, I am a true beginner programmer, in the crunch of finals week. I need to create a GPA calculator and I am having some difficulties. Anyone who can should help me!!!

Narue, would you give me the source? :?:

Hi, Can someone plz help me with copying the files contents into an array. the file contents maybe like... doit.dsp doit2.dsw doit3.cpp I want them to be copied to an array. Thank you

Hi Everyone, I was wondering if there's a way to write a program that tells console to do certain commands. I think you can do it by using a function and writing the CP command as a string for the arguments. Thanx in advanced for your help!

Hi Friends, Can anyone tell how to change the attributes of a directory through C or C++. I have tried to found in my compiler's help file but it was showing the method to change the file attributes but not the directory's. I want to change the attributes of a …

How to we provide context sensitive help using win32 api. I did not understand all theat topic ids and stuff in msdn. Is there any examples on the net. I am a .hlp file to which i wanna provide context sensitive help from my project.

Hi people, I am doing a project for my college. I am doing the UI part using Win32 Api. I am learing wuite a lot from various tutorials available on the net. I am through with most of the GUI but only get stuck when resizing of controls is required. …

I really need some help to finish my assignment which is due 2005/05/23 I have the other header and c files but i need to do some more work ........if u can help me i would be very greatful plzzzzzzzzz this is the code that follows for exptree.c #include "exptree.h" …

hi guys, i am stuck... we have to show wats in a file.... then at the end show the grand total of the Profits .. heres the report func.... [code]void report() { struct Prods ssg; double prof; FILE *f; f = fopen("data.dat","rb"); printf("\n\n\n==============================================================================\n"); printf("Prod# Type Description Qty Cost Price Profit\n"); …

I am making a network application and am having some problems. I have a function that asks for username/pass and is suppose to activate a set of buttons on successful logon, however it's not working. (Logging on requires the user to press the logon button named IDC_BLOGON and then another …

Howdy, I'm an IT professional for a seafood distribution corporation. My hobby/obssession is programming with C and C++, so I'll probably hang around there most of the time. The IRC channel is also a cool place, so expect to see me there too. :)

Why is it that a major class should be defined in a header file, then given a source file to define it's functions?

Hey everyone. I am not sure of any of you are familiar with the term MUD (which is Multi User Dungeon, a text-based game). If not feel free to go over to [url]www.mudconnect.com[/url] to check it out. Anyway, back to my post. What I am currently planning on doing is …

hi i try to creat a _calculator and save the commands in _linked list the code compile but it crashes :sad: i attached my project i think you find the error in linkedlist.cpp in push_back(CalcCommand* data)

I know you use strcmp() with strings and that if it is equal to zero, they match. But, how do you see if one string is less than the other? I want to compare SSN's to see if 12345620 is less than or greater than 123456708. Thanks for any input.

hi guys, i need some help. i need one c program about a file called segy. hve to extract some information from its header(trace header) & stored it in another file to view.The information i have to extract from the trace header are inline,crossline,x coordinate & y coordinate. i wanna …

here is the sequence i'm using for my arrow keys [code]#include<stdio.h> unsigned char keyin main() { if(square==1) {//start square putimage(285,440,ste,COPY_PUT); while((keyin=getch())!='\r') {//up arrow key if(keyin==72) {//hit up arrow keyin=getch(); square=2; }//hit up arrow }//up arrow key }//start square do {//game from start square on if(square==2) {//on square 2 putimage(285,400,ste,COPY_PUT); }//on …

hi.......We have a task to write a program in C in linux environment that takes 2 command line arguments: 1.the name of a text file that contains single-digit integer data in one line 2.an integer to be searched from the sorted version of data in file. The prgram creates a …

Dear friends I am asking anybody to please provide me with a round robin scheduler in C programming. I have a non preemption program, but i need a preempted one. Please help.

I'm trying to overload my 'Log' class so that I can pass 'endl' to it. Given the obscure nature of the compiler errors for template classes, I'm not sure what to put on the 'right hand side'. For example, these work fine. .. [code]Log & operator << (ostringstream & a) …

hello all anybody could please tell me how to change this code to make it read from a file that has unknown no of students in it. now this [I]part[/I] of the programe read only 5 students. could you please help me to solve this problem as soon as you …

Hey.. Can anyone please help me? I am trying to write a round robin scheduler and so i decided that if i got a fcfs scheduler, then all i would have to do is change the process from completing in the processor to it just going into the processor for …

please help.I need a programm in C that does what the command copy of dos does with verification.please anyone who can do it help

we need to write simulation program to imitate the behavior of a single CPU system that has a preemtive RR scheduler and the collecting data regarding the operation of the simulation, create a input file to represent process arrival and service times 30 0.7 54 17.28 . . this EXP …

I'm trying to create class/header for my program which should calculate distanaces between cities declared by array "[I]use[/I]" plus arrays of there coordinates as you see in code below [CODE]// file line.h #ifndef LINE_H #define LINE_H const int cities = 6; class Line { private: string use[] = {"Phoenix", "Baton …

These two languages, for the most part, are completely different; especially now. From culture to paradigm. So let's get a seperate C forum going.

Reference reading directly related to this post: http://www.math.princeton.edu/matalive/Error/index.html http://www.math.princeton.edu/matalive/Error/index.html http://www.math.princeton.edu/matalive/Error/ErrorLab2/LZCompressor.html http://www.math.princeton.edu/matalive/Error/ErrorLab2/LZCompressor.html Hi all. I've just started learning the ways of compression. I decided to start with the LZ algorithm. The resource I use is: http://www.math.princeton.edu/matalive/Error/index.html http://www.math.princeton.edu/matalive/Error/index.html I understand the fundamentals of parsing the incoming text. Let's call the container that …

what is the header to time code isnt it; #include "pctimer.h" i keep gettin an error saying no such thing

Hi, all. Thie following is an additional step in the program I previously mentioned [and, by the way, thanks for the responses; most helpful!] The final part of this project is to create [I believe it is called a histogram] of the grade frequency distribution. The program asks for grades …

Suggestion: I like the language tags [url=http://www.gidforums.com/t-689.html]here[/url]. I've also seen them on cpp-home. Is something like this already on any wish list for Daniweb?

Hello ladies and gents, I wanted to ask if this piece of code can be written differently then the way I did: [code] template <class V> void sequence3(V &a, V &b, V &c) { V w; while (a > b || b > c) { if (a > b){w = …

Hello, I was hoping that someone could help me with this question. We received an extra credit queston which completely bombed on. That wasnt the problem, the problem was that I still cannot explain the questions below and since this was extra credit the professor would not give us the …

How can I use "cin" to allow entry of an enum type in C++? My code is as follows: enum Cards {TWO, THREE, FOUR, FIVE, SIX, SEVEN, EIGHT, NINE, TEN, JACK, QUEEN, KING, ACE}; Cards hand1 = ACE, hand2 = ACE; cout<<"Player#1 - Pick a card (2 - A): "; …

Hi all, I have a C project consisting of five files as follows: main.c file1.c file1.h file2.c file2.h I have defined an array in file [B]file1.h[/B] as follows: [CODE]static struct prnc keys[MAXP];[/CODE] the array was populated in file [B]file1.c[/B] Now I need to use the contents of this array again …

Okay, I need some really big help. I just added an addon contribution to osCommerce. It requires NETBPM and it says that I need to add it to my server, so I am kind of lost about what or where it goes at? Does it go in the main root …

Hi, I have two problems, been bugging me for a couple of days... I have a 32bit float array that has been calculated, I now need to convert it to 16bit int values to be scaled for use. I tried the code: h[N] = int (h[N]*(scale[N]) and that sort of …

write a program that inputs five integers and passes them one at a time to function [B]even [/B] which uses the modulus operator to determine if an integer is even. The function should take an integer argument and output/return the answer whether the integer is true or false (hint: combination …

i'm trying to insert and element in a list in alphabetical order last name first and then first name here is my code but not working please help [code] struct node * Inserting(struct node *tp,struct node *fp) { struct node *last = NULL; struct node *old, *start; start = fp; …

I am writing to console from several threads using printf(). The process is synchronized and it works fine. The problem is that sometimes some of threads freezes (never returns ) at WriteFile() function used to implement printf() and the really strange here is that it returns and everything continues when …

Hi, in part of some code i am using there is a message defined by: char message1[133]="Please Select Features"; And then its referenced as: feature_select=message1; And called as a perameter using: UF_UI_select_feature ( feature_select, NULL, &count, &feature_tags, &response) I was just wandering what the [133] part is. Is it just …

I have a problem that deals with reading a random access file and creating an index file, which is a file to hold the binary tree of the random access file. I have the index file created with SSN (key), relative address of the SSN in the random access file, …

Hi!! everybody, I am i) a 19 yr old boy with spectacles :cool: ii) a 2nd Yr. B.Tech.(IT) student from GCETTS , an engineering college located near Kolkata (formerly Calcutta) Yess , I am an INDIAN ..... [U]My passion[/U] :- Programming (specially in C), Reading, Playing games. [U]I love to …

[COLOR=Blue][FONT=Arial Black][SIZE=5]:idea: [COLOR=Blue][FONT=Arial Black][SIZE=4][FONT=Arial][SIZE=2]hi everyone, i need some help. My question is , if i want to input a password which is 123456, how do i output the password on the screen using ****** instead of 123456. Do anyone know how to create the source code ???[/SIZE][/FONT][/SIZE][/FONT][/COLOR][/SIZE][/FONT][/COLOR]

This is an assignment where the server uses a socket to communicate with a web browser however it has to be multi threaded but I am not sure on how to add code for the threads, i have attempted it but got no where. thanks. [code]/******************************************************************** * Systems Programming (COMU311) …

Hello, our tutor set us a task to do , which was make a vector out of a class. So I've implemented a basic one but it doesnt work well... its runs ect ... but when you re print the entered elements it doesnt print the correct ones: [php] #include …