Software Development Forum

Hello all. I have a problem with a socket server program I writing. The server manages to set up the socket just fine, however, it now needs to be able to take in input from a client. I using the following command to receive information and print it out on …

I'm modifying a 10-year old open-source utility written in C, even though I'm a PHP programmer, so the whole pointer business for working with strings is giving me a headache. Can anyone advise on why this string conversion snippet is not converting case? [code=C] #include <ctype.h> int set_keysig (s, ks, …

I would very much appreciate if anyone could throw some light on this error, not too hot with "C" as yet. When I try and compile the following with Keil C51, I get the following error message. Error C208 DS1302GetAll Too many actual parameters Seems to be line in Time() …

I am in a beginners programming course, and we have been doing C programs up until now, and the first C++ program we have confused me a bit. We have to make a simple tic tac toe program that plays against you [it doesn't have to be great at playing, …

im new to this forum and new to C++. i had a homework problem about arrays. the user inputs a number and i had to store it in an array. up to now i still don't know how to do it. and then after that i had to find max …

I need to know how i did? Any review will be appreciated... [CODE]/**program description: * * this simple program represents * the basic concept of threads. * main() process will create a * thread that calculate numbers * while main() output the results. * main() and threadProcess() share * share …

[QUOTE] Hi everybody, I need some help with my project. I'm trying to retrieve some data from a combo box on which i used the "data bound item task" so I can select data from a table of my database. the problem I'm having is that when i try to …

Hi there, I'm quite new to python and have a question regarding list matching. What would be the most efficient method of searching for matching items in a list? Ideally, the code would look like: [CODE] list1 = ['spam', 'eggs', 'bacon'] list2 = ['spam', 'ham', 'king richard'] matchitems(list1, list2) ... …

Hi I need to find the mode and I'm just not getting the right output for the mode. The program is supposed to find the mode and display it if it exists and if it doesn't exist it's supposed to display -1. Any help will be very much appreciated. Thanks. …

Hi, I was having this problem with connecting my visual basics software to MS access. I wanted to connect the softwares so that the programe i am bulding on visual basics can use the tables i have created on MS access. Tables like customer details, account details, product details, etc... …

Hi, Guys, I use RG to handle some txt files in Python to rearrange format of these text files. These text files look like below MATERIAL NAME=STEEL IDES=S W=76819.55 T=0 E=1.99948E+11 U=.3 A=.0000117 FY=3.447379E+08 NAME=CONC2 IDES=C W=23560 T=0 E=2.48211E+10 U=.2 A=.0000099 NAME=OTHER IDES=N W=76819.55 T=0 E=1.99948E+11 U=.3 A=.0000117 NAME=CON3 IDES=C …

This is part of my login form. im trying to lock the account if there are to many failed login attempts. but im not sure if my sql statement is wrong or i my ExecuteNonQuery() is wrong. heres part of my code. I should note that my "account_lock" column is …

Hi, How can I show a long value returned from a function to a textbox on a dialog box. Void CVideoDlg::OnBnClickedFrames() { m_AMC.get_FramesDrawn(); // retunrs long } I want to display the returned value in textbox as well as a messagebox. I tried MessageBox(CString(m_AMC.get_FramesDrawn())); But it didn't work out anyone …

I have a menu system which can allows me to list all the contestants. The following is my menu system: Program Student_millionaire; {$APPTYPE CONSOLE} uses SysUtils, OurCrt; Var User_Choice:Integer; Procedure ContestantsList; Begin WriteLn('1 pressed,listing all the contestants...'); ReadLn; End; Procedure Generate10finalists; Begin WriteLn('2 pressed,generating the 10 finalist''s numbers...'); ReadLn; End; …

I've learned quite a bit since my last post, i.e. it kept disappearing on me just because of syntax, but now I'm interested in something: Is it possible to make it so that when you run the .py as is , that it opens another program or directory? I.e. when …

Hi How do you draw GDI+ graphics within a class? In my normal starting form, I use the form_paint event but the seperate class doesn't seem to accept the _paint event. So I instead put my gaphics code in the same area as my second classes form propertoes. Class SenateTown …

Hello there, I'm writing a simple code to make a n*4 matrix .. first i filled it with zeroes [ICODE]x0 = input("Please enter x0 = ") h = input("Please define step size h = ") s = input("Please specifiy the point at which you need the solution y(x) >> ") …

Hi I want to learn asm but I have Windows XP64 how do I go about learning assembeler for this operating system.

Hello, I'm trying to write a program that evaluates a postfix expression using the vector class. I have done this successfully using stacks but I am experiencing trouble with vectors. Here is the error message I am recieving: I:\vector.java:26: type Vector does not take parameters public static int evalPostfix(String str, …

Hey guys, How do I disable/get rid of that default exception message windows shows when you have an "unhandled" exception in your program? Here's my example code (sorry for not limiting the code's size to the problem only, it's readable enough I think): [code=cpp] #include <iostream> #include <fstream> #include <string> …

Hi, I was wondering how in C# one would go about creating a worker thread, and after the Start Method is finished, have the thread preform another task. For example: I create a thread, and pass path[0].calculate. Now once that is complete I would like to be able to on …

Hey guys, I've this code: [code=cpp] #include <iostream> #include <fstream> #include <sstream> #include <string> using namespace std; bool load_file(const string &filepath, string &dest){ ifstream file; file.open(filepath.c_str(), ios::binary); if(!file.good()){ cerr << "Fatal error while opening file." << endl; return false; } //get filesize in bytes from ifstream //seek end, get pointer, …

Hello...I'm trying to write this program answering this question and I keep getting C2440 errors and C2664 errors and I did some research but couldn't find anything on how to correct it. The question says : Write a program that dynamically allocates an array large enough to hold a user …

I'm working on a program to find a way out of a series of underground tunnels. The LinearStructure Interface and the Location Class were written for me and I wrote the LinearStack and LinearQueue Classes, and they are working fine (as far as I can tell). My problem comes in …

my last thread was just solved that i can run my java programs in my linux box. now i would love to know if some one knows how to make a html/xml page that has a link that if i clicked and it would execute my java program. all i …

I am quite new to C++ and while trying to 'link' functions (methods?) together to make more interesting code. I found that you cannot call a function that is below the function you are calling it from. example: main() { "code" run(); } run() { "code" } This doesnt work. …

My homework problem is the following :Write a program that accepts a string from the user and then replaces all occurrences of the letter e with the letter x. I got the following code below that can recognize to find characters and where they are at but I don't know …

Hey guys, i just re-installed python and began writing a script, when i go to run it a syntax error appears. The syntax error allways points to the quotes i use, meaning something like [CODE]print "Hello"[/CODE] a syntax error will appear and point at the end quote ' " ' …

I'm trying to add all the square root answer but why am i getting this output: -858993430 #include <iostream.h> void main() { int input; int sqrt; int i, sum, add; cout << "Please enter your desire number: "; cin >> input; for (i=1; i <= input; i++) { sqrt = …

Hi I have a code here composed of Array. I would like to know what does this mean here: (please see last 3 lines) What does it mean? Thanks & regards ArrayList numbers = new ArrayList(); string yourValue; Console.WriteLine("Give the value (b to end)"); Console.WriteLine(); do { Console.WriteLine("Give the value:"); …

i am very new in java. anyone pls tell me step by step that how can i make executable jar file for my ListFile.java file .... I made a directory named "Test" where put ListFile.java & ListFile.class file. then i made a "mainClass.mf" file in same directory where having this …

Hi Guys, I have been googling for a while, I think the problem is I don't know what I'm looking for is called. I want to write a program that watches my screen (I assume it would take screen shots really fast) and then analyzes them finding the moving pixels. …

I'm using the same file menu with the same menu items in multiple places. As such, they should have the same actionListeners etc since the same windows should open when they are clicked. How do I get netbeans to automatically do this (make them all use the same events and …

Hi, im VERY confused about this, and i get a lot of different explanaitions, so now im asking you guys, because you properly know:) What can .net be used for? what is it good for? .net vs. gtkmm? Can i use the .net framework with c++? and how? Thanks in …

I am getting an error saying NumberOperations can't be instantiated. Here is the code. [CODE][LIST=1] [*]public static void main(String[] args) { [*] // TODO Auto-generated method stub [*] // declare variables [*] int num1, num2, sum, diff, product, average, absolute, max, min, adjusted1, adjusted2, adjustedSum; [*] // Display Program Title …

Hi, How can i find the OS name in C++ on which the program is executed. like Windows 2000, Windows XP or Windows Vista? Thanks for any help.

I need someone to explain to me this code step by step: [code=cplusplus] /* File config.txt: num = 123 str = hello flt = 12.2 */ #include <iostream> #include <fstream> #include <sstream> #include <string> using namespace std; struct Config { int num; string str; double flt; string myadd; }; void …

I fixed the StackOverFlowError problem from my last thread.. however, my ActionListener is still not working. if any GUI guru here may point out the issue, it would be great. i think this is something very simple and i miss it. [code] //my ActionListener class import java.sql.*; import javax.swing.*; import …

I am currently writing a simple program that matches a already written program, with certain specifications that are required. For the most part I have written what seems like working code, but I do have problems. Here is the program that I have to make: [URL="http://mavdisk.mnsu.edu/wangj/lab10sol.exe"]Sample[/URL] 1st problem: When the …

Thanks in advance for your help. Ok...the last part of this program is where I am stuck. I am supposed to read data in from a file and sort by gender. But the output is supposed to read department, gender, first, last names, job title and salary -- then to …

Does anyone know of any open source libraries that provide a simple grid (2d matrix) structure- for simple game navigation? I am running into a lot of problems with the one I created for my ai project and it would be nice to have something reliable to work with. Thanks!

hi, would someone please point out what is wrong with my ActionListener setup? [code] // in my menu class, parse JScrollPane and JTable to the showTable constructor in the ShowTable Class showTableMItem.addActionListener(new ShowTable(scrollPane, table)); [/code] [code] /* * set local JScrollerPane and JTable to be the JScrollPane and JTable from …

I'm struggling on how to do this. For example. [code] for i in range (1 ,100): if i % 3 == 2: print i, " mod ", 3, "= 2"[/code] i think i need to understand what this does more. Firstly what does % mean? [B]if i is the square …

Hello friends, Got a new question, can someone explain to me how to put an HTML link in my Java program. Example ... "Click here to visit the developer website". So when someone will click on the link, the web page should automatically open in the browser. I searched on …

Why am i getting a segmentation fault when i try to compile this code? [CODE=c++]#include <iostream> using namespace std; int main() { bool x; string odgovori; cin>>odgovori; int xd[2], rez=0, vkupno=0, odlen=odgovori.length(); xd[1]=1; for(int i=0; i<odlen; i++) { if(odgovori[i]=='O') { if((xd[1]==1)&&(x==false)) { rez=rez+1; x=true; } else{ xd[2]=xd[1]*2; rez=rez+xd[2]; xd[1]=xd[2]; } …

Hi guys! I've worked so hard on this really long program. I think I'll just post the relevant subprograms. I hope it's still easy to understand. This is just before the main function. [code] #include <iostream> #include <iomanip> #include <conio.h> #include <string> using namespace std; //function prototypes int cashier(); //generates …

hello, quick question regarding template classes and pointers. I'm making a linked list kind of container system, and I'm running into trouble with it when I (don't know if the terminology is 100% correct here) declare an instance of it. An example would be best to explain what's happening: I …

i have my program doing what i want it to do untill it gets close to the end. the ouput that is transferred to the word document is not right. i have random charactes appearing before the "Date:". how can i fix this minor problem?? Thanks [code=cplusplus] #include <iostream> #include …

i have to do a java program to perform polynomial operations. i can manage those operations part. but i have a problem when storing the terms of the polynomial in to a linked list. for example when it is given polynomial("4 2 5 3 6 0"); // 4x^2+5x^3+6 may be …

Is this the best datatype to use for doing calculations for extremely large numbers such as computing pi . Or am I going to need to create my own algorithm for handling extremely large numbers? how does software like superpi handle such a large number, im assuming its all split …