Software Development Forum

Hi all , [U]Here are my questions :[/U] I like to know when to use Serialization and when should the preference will be given to Database to persist an Object . To use a database with Java at what level a programmer should be good in Database ? what are …

Hi, I have a question ask you or expert. Can python's function return a class at the end of function definition. The class have only a set of data members like struct in C. Please help and thanks in advance. Any good reference on this topic? John

Hi to all I need help with this program, i have problem, i must write it out from left to right not from right to left, but i do not know how to do it, when i change something in program, than it is not working :( here is the …

This is my first time posting an I need some quick help. I need to get this program to work for two players. once Player 1 loses Player 2 gets their turn. the program works fine just can't figure out the while loop for 2 player. [code=cplusplus] /* header files …

hey there. my problem is pretty simple (i think). I dont know how to point at a multi dimensional array.how i understand normal array pointers is: [code=C++] int numbers[5]; int *p = numbers; //so now *p points to numbers[0] //so if you say: *p = 10; //is the same as …

Conjunto is classtype that implements an array of pointers to some other class objects, i'm trying to overload the % operator so that the result is the join of both arrays into one. eg. array1%array2 = array1 + array2 im' trying to use methods of the class Conjunto such as …

I have written a small application that sends an Email. I would like it to terminate itself without any user action. I end the OnCreate procedure with Self.Close, but the application keeps running. What am i missing?

Hi all, a=2007-05-10 b=2007-06-10 These are the two given dates and I need to compare. The script should first compare years.If both are same or if a is lesser than b,it should print correct.If a is greater than b,then it should print error.Similarly for the dates(05 and 06). No need …

hello everybody... i am trying to make a project on binary files and that needs a function to modify data in a binary file. I have made the following class. [code] class example { public: char name[10], number[5]; void getdetails(); void showdetails(); example() { name[0]='\0', number[0]='\0'; } char* getname() { …

I would ultimately like to write my own OMR (Optical Mark Recognition) program. What language would you recommend is best to carry out this task.

I am working on a project to demonstrate the use of strings without using "strings" in the formal definition, as in using pointers to arrays of characters. The program is supposed to pick a string from an array of pointers to chars, but allow the program to include more words …

Good day. How do i convert the following code to C++? [code=java] // Lets import our file functions. import java.io.*; public class Grades { // Setup an array of test students private static Grades.test student[] = new Grades.test[50]; // Just for spunk we will create an inner class to keep …

The attached image shows my problem. When I create a GUI in netbeans, the preview of the GUI does not match the actual GUI shown when running in two ways. One (in a minor sense) is that it does not have the windows xp "look" for its buttons, borders and …

This is my first time writing a bash script in Linux, basically I want to create a user but not use adduser or useradd. So, in the /etc/passwd folder I need to put data in, in this way. login:encrypted passwd:UID:GID:gecos:home directory:login shell I'm going to leave the gecos blank. Then …

i got a little question hope you guys can help out i wanna copy a char array[8] to a 2D array , strcpy doesn't let me do it. how should i go about [INLINECODE] char letter[8]="abcdefg"; char temp[10][2]; for(int i=0;i<10;i++) strcpy(temp[i],letter[i]) [/INLINECODE] how do i get extract all the letters …

I have created child nodes in app.config.xml file: <applicationSettings> <XML.My.MySettings> <setting name="Astrology" serializeAs="String"> <value></value> </setting> <setting name="Cricket" serializeAs="String"> <value></value> </setting> <setting name="ForiegnCurrency" serializeAs="String"> <value></value> </setting> <setting name="Jobs" serializeAs="String"> <value></value> </setting> </XML.My.MySettings> </applicationSettings> I want to insert values in this child nodes Astrology=6:00 Cricket=7:00 ForeignCurrency=8:00 Jobs=9:00 How to read and insert …

Hey guys, I'm supposed to write a program that will calculate the Nth fibonacci number, without using recursion. I have the recursion problem written already, but am having a hard time doing the iterative one. here's my recursion function: [code]int fib ( int n ) { if ( n <= …

Hi, Can someone tell me how to identify a carriage return character in string

Hi, I am tryiing to open a file from my python project. The path to the file is given as .\Templates\html\temlate1.html. I used the file Alerter.py to open the above said file. Actually this source file and the Templates directory are existing in the same folder and on execution of …

Hey guys, we were given an opportunity for extra credit in my OOP class. We're going over recursion and my prof said if we could do a project using recursion and do another useing iterative statments, and time them, we would be given extra cred. Is there a way to …

I tried to write a basic calculator program, Visual basic finds 1 error. I cant find it. Please help. I am kind off new to programming. [code=c++] #include <iostream> using namespace std; int main(void) { system("TITLE calculator"); system("COLOR 9"); char cChar; double dfirstnumber; double dsecondnumber; char cDoagain; do { system("CLS"); …

Im trying to create a datagrid that will display an image instead of what is actually stored in the database. For instance if the result of a zodiac is leo, then show the leo image, or if it is cancer, show the cancer symbol, etc.. I am using a datagrid …

I don't know if I am the only one having trouble with StretchBlt or if my symtom is a normal situation. StrechBlt works fine as I zoom the picture larger. I expect the pic to loose quality if I zoom out too far. My problem is: As I zoom smaller, …

Howdy, I need to pull database information into an XML defined form. One of the db fields has to be contained in a CDATA node. This line of code returns data, no errors [code] <HTMLCONTENT type="html" width="400"><![CDATA[<body><p>]]><%=aContent%><![CDATA[</p></body>]]></HTMLCONTENT>[/code] It works until I try to use it within an application which uses …

To get an ascii value of a char we have the ascii(c) function in curses.ascii module... but in the curses module _curses module is imported... which is not there in the library hence exception is being generated... can anyone kindly help.. or suggest any other method for conversion...

I am trying to use the function cmpfile of the cmp module which returns true or false if filepaths passed are same or not... But the interpreter flashes an error "undefined global name false"... Also it doesnt accept true or false in other functions also.. what might be the problem??? …

So far this is what I have: [CODE] #include <iomanip> #include <cmath> #include <fstream> #include<string> #include<iostream> using namespace std; int main() { ifstream infile; ofstream outfile; infile.open ("Wordcalc.txt"); outfile.open ("WOutput"); char A = (1*2.0);//value for letter A char C = (3 - 20.4); char D = ((4/12.0) *3.09); char E …

Hi All, Does anyone know how to interrupt a Do While Loop? I have a very simple bit of code that Loops though the items in a ListBox so long as a boolean (blnPaused) = False. There is a Button on the Form that sets the boolean to True but …

I'm having a problem trying to create a game. the point of the game is to guess a random number. i'm learning python and i tought it would be a good exercise. everything went fine (if you dont count syntax errors :)) until i tried to save the program. i …

i keep hearing about thees things called arrays but i never now what they are and are they used as much as classes?

elow, can any1 tell me whats the code for deleting a record in a database?? or deleting a row? my table is consist of fields.. lecID arlNumber arlLec arlPart thx in advance to,

I need to write two functions to calculate the speed and the $fine for over speeding. The formula I need to use is: V = c * (W0 – W1) / W0 I wrote the function to calculate the speed, but the results are incorrect, using the formulas below. V …

umm is there any1 who know how to connect microsoft office words to VB.6?? then after i wanna save the text ive type on the Words(which is connected to VB, and is running inside my form) to a database? is this possible?? if it is , pls help me how …

Hi everybody, I'm new to GUI and was wondering if someone could help me with my fraction calculator if they input text in the fields or if they leave something blank. I'm not quite sure how to do that. Here's my code, and if someone could guide me to how …

Greatly appreciate if any one can help me with this small programming challenge for a newbie. Write a program segment with a do-while loop that asks the user to enter a number. The loop should keep a running total of the numbers entered and stop when total is greater than …

I have the following program, but what do i need to change in order to get it to output to a file? any help would be greatly appreciated. thanks [code=cplusplus] #include <iostream> #include <iomanip> #include <string> #include <fstream> using namespace std; string employeeFirst, employeeLast; double gross; double federal, state, ss, …

Hi guys. I have been working on this program for HOURS, remind me to never try to code something like this in a straight amount of time ever again. Anyways, the program is the same game basically, except it not only shifts numbers down, but left too. [code=cplusplus] #include <iostream> …

hi, i am having a project where i must implement a method that takes measurements(random numbers) on specific time intervals.This means that i should read (for example) a number every 5minites...I ve been told for a sleep function but i can't find any info about it....Any thoughts on how i …

Hi all. I'm a new user here. Some of you may have noticed a thread I started in C++ a few weeks ago. I'm actually taking C++ and java classes simultaneously. It might not have been a good idea, but I had no real choice. It's good immersion in programming! …

Hi, Could u please help me to sort this 3 dimension data in python? How can sort this 5 by 3 array with 1st column or last column? Thanks a lot. marek brutalski 20 zenia markownikowa 10 teresa parufkowa 90 bogumila pierdawa 40 genowefa tempawa 50 John

Hi guys, sorry in advance for the following question: So, I've downloaded the adequate SQL Server 2000 driver, from the Microsoft's website. I've installed it to C:\JDBC\. I've set the classpath variable using the command promt by typing: set CLASSPATH=.;c:\jdbc\lib\msbase.jar;c:\jdbc\lib\msutil.jar;c:\jdb c\lib\mssqlserver.jar; The problem is that the following error message appears, …

Please help~ i stuck in this question so long time... This assignment is need to hand up due tomorrow >.<''' . Once again i confuse about array. Please correct me and show me some tips ya. Any of ur attention will be 'God Bless You'. Here is my coding>>> [code=c] …

Hi, I am newie to python. How I combine 2 multi-dimension array into one by column? here is an exmaple: a = 1 2 3 2 3 4 3 4 5 b = 4 5 6 6 7 8 8 9 1 the combined array should be c = 1 …

I'm trying to convert decimal to binary and I'm having a lot of trouble (new to python). I was wondering why that won't work. Thanks. EDIT: Argh, I'm so sorry but I got it fixed. It turns out that the assigned variables are on the wrong side.

I have found a program and tried using 'DEV C++' but it only reported an error report. I later then discovered that is was because 'DEV C++' used C++ when the code was designed for just plane C. I have searched the web and this forum but only found two …

I do not want to misguide anyone responding, I am a newbie to the C++ arena. I am just doing little starter programs to figure things out, but for the life of me I don't get the whole hInstance thing. The objective I have is to learn C++, write a …

I am looking at this recipe: [url]http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/440509[/url] When I tried to do it, doesn't work. why? [CODE]>>> from sets import Set >>> new_list = [2,34,5,5,6,6,7,2] >>> print new_list [2, 34, 5, 5, 6, 6, 7, 2] >>> new_list = Set(new_list).elems Traceback (most recent call last): File "<interactive input>", line 1, …

I need help with this problem. I have written the code. The function main() stores the message in an array. What I need to figure out is how to have the function restaurant accept the message as an argument(which is named menu) and display the message using pointer notation *(menu+i) …

I am currently studying the impact of microarchitectural techniques. I have been looking at code and how to stall it correctly, as well as how to make it more efficient. I have been doing this through several different methods and then measuring the cycles per iteration. I was wondering if …

I've been working on this class for about 2-3 weeks and I got everything done except the reducing part. I can't figure it out , I know you have to use the GCD algorithm , but I cannot figure out how to use it :o , Can someone please tell …