Software Development Forum

here is the code: [code=python] def main(): totalBudget = 4000 printOptions() option = input("What would you like to do? ") while option != 5: if option == 1: newExpence = addExpence(totalBudget) totalBudget = totalBudget - newExpence printOptions() option = input("What would you like to do? ") elif option == 2: …

i want to know the exact and correct definition of a linear list.should i mention about predesessor of every element too?or mentioning only one sucsessor for each element is enough to define a linear list.pls give an answear asap.i am really confused about it.

Hello, I was wondering if there is a way to select areas of an image in VB .NET 2008, kind of like how you can select areas of your desktop in Windows Systems(kind of like [url]http://i49.tinypic.com/29y5cok.jpg[/url]). I've searched and searched for ways to do this, but I can't figure out …

hello! how can i get the index of selected row in listview in mouse up? thank you

Hi, I am requesting code for a countdown timer please, where 2 labels (Minutes label = label6 and Seconds label = label7) I have tried for a long time to try and get this to work, and it has to be "Hours:Minute" format. I will add below the awful start …

Hi guys, I am using this code to update a record after searching but it gives me error here is my code please please help [CODE] Dim con As New SqlClient.SqlConnection Dim strCon As String = "Data Source=ITS;Initial Catalog=Payment;Integrated Security=True" Dim strCommand As String = "SELECT * FROM CustomerInformation WHERE …

the few things that i cant understand are inside the code.. The code should give out the car type, model type ,serial number. and the number of cars.. [CODE]public class part5{ public static void main(String[] args) { System.out.println(Car.getCounter()); Car[] cars =new Car[5]; for (int i = 0; i < cars.length; …

hello! i need help with mouse click. i need to place in a timer_tick a code that detect if i clicked with the mouse. so i know that i can use on mouse click event ,but i have many and many controls so it's take a lot of time and …

Hi all, I currently working on a python program with the use of wxpython to make out a gui application. However, i wish to compile my application to be like a standalone application where people can just get the .exe file and run it without installing python and wxpython. I …

I have been learning VB.NET and am currently having troubles retrieving data from an XML file. I'm trying to keep the code as simple as possible as I only need to select single items from an XML file, not rows of data. The XML file contains: [code]<CurrentPeakUsage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns="http://au.com.amnet.memberutils/"> …

I'm trying to create some type of callback system for events. I have a function where I'm attempting to set a member to a pointer to a function but I'm receiving an error. This is what I attempted to do: [CODE]void (MyClass::*test)() = &MyClass::TestCallback; EnterButton->SetCallback(test);[/CODE] And then in the class …

I want to sort a list of dictionaries using the inbuilt sort() function for lists. The problem is I am not able to understand, how to give the function a key.. Example: [CODE] a={'name':1,'data':200} b={'name':2,'data':400} c=[a,b] [/CODE] Now, I want to sort the list c with the key being a['name']. …

[COLOR="Green"]Hello I've just joined this forum, although I have used it regularly in the last couple of months to help in my learning of programming. I have learned a lot (I feel), and I'm now hoping to not only resolve the errors I have in my coding, but to gain …

Im not really in the major of c++ or I.T i need your help [B]The Fibonacci Sequence it must lead the sequence 0,1,1,2,3,5,8,13,21.... A program that will generate a Fibonacci of a specified length given the first 2 numbers in the sequence. First input an integer N that specifies the …

hello can you help me i don't know how to make this method remove(Node n),in SinglyLinkedList can anyone give a hand on this.. thank you in advance.hoping for your positive responds... [CODE] public class SinglyLinkedList { private Node head; private Node tail; private int size = 0; public Node add(Node …

i keep having a problem with my arrays. when i set them up and try to re-use them elsewhere i only get the last part of the array and all the rest are pointers. [CODE] typedef int* ptr; ptr sub;//dynamic int count = end - start; //the sub-array's size is …

here is my codes, i plan to output the name and the weight. but no matter i try many time it still give me an output only output should be this-> Name = Meow Weight = 10.5 whereas what am I getting is Weight = 10.5, why? thx [CODE]#include <iostream> …

hmm....why I can't get the output?? any wrong ?? thx for helping... #include <iostream> using namespace std; const int SIZE = 3; class Course { string* students; public: Course (string* students); ~Course (); void print(); }; Course::Course (string* students) { students = new string[SIZE]; for(int i=0; i<SIZE; i++){ students[i]=Course.students[i]; } …

Hi all... I am a new c++ learner. I'm facing a little problem. according the code below I try to display the output from the loop... but no matter how I trying it still can not work.... here is my codes... anyone can tell me which part am I wrong …

Hello! I am having issues with a project for my C class. We were provided the program shell (structs and the function calls) and we fill in the code for the functions. I did this, however I get a segmentation fault every time I first access my structures. Can anyone …

Hi All, I'm using VB.net to create a batch of word documents using the Microsoft Office OpenXML SDK. The documents are made up of a header and the main body which is made up of a table. I can sucessfully create the table in the main body. The issue is …

please me on how to insert a picture am new to netbeans [CODE]package LibraryDatabase; import static javax.swing.JOptionPane.*; import java.awt.*; import javax.swing.*; import java.awt.event.*; public class PostLibraryDatabase extends JFrame implements ActionListener { JTextField firstName, surName, id, serialNumber, category, dateToday, coverTitle, isbnNumber, authoursName, coAuthoursName, pubDate, loanDate, returnedDate, email, details; JButton writeBtn, displayBtn, …

Is it possible to call a constructor if we entered know value in the output screen ??? example !! [CODE]import java.io.*; class Employee{ int num; static int count=0; float compensation; public void print(){ System.out.println ("Employee number: " + num + ", Employee Compensation: $" + compensation); } public Employee(){ num …

I am in the middle of a project where I use four different folders containing all .wav files. Depending on the results of a sign on (ID) I want to use one of the four files. I am using the results of that sign in a "if..then" comparison to determine …

[CODE]#include <stdio.h> int MyStrlen(const char *si); int main() { char str[] = "a"; char str1[] = "HELLO"; char str2[] = ""; printf("Length: %d \n", MyStrlen(str)); printf("Length: %d \n", MyStrlen(str1)); printf("Length: %d \n", MyStrlen(str2)); return 0; } int MyStrlen(const char *si) { int input; for(input = 0; *si; si++) input++; return …

when a datareport show, there has a button to print the page manually. I want when I click the button (to show the data report,it will not show), the page print directly. I don't want to show data report and don't click that button (print) in this page.

some data entry in some field. like: ID name amount 01 taher 100 02 kamal 200 01 taher 500 I don't know what data entry in field. in my vb project i have some textbox. I want one textbox show the Id: 01 and other text box show the (total …

in my project man can entry their income or expenses. like: paper sale, pencil sale etc. they entry it like: paper $200.00, pencil $100.00. they also made a group or category. here they entry paper and pencil under 'sales' group. so every thing depend on user. here I want the …

when i want to link a child command with parent command (in data environment) then show this massage. but i make a relation with same field. then why show this massage. nb: i write sql in command.

Hi all...i'm currently trying to manipulate strings from tokens. may i know how to eliminate a char from a token without splitting it?Below is some code that i tried.How can i eliminate a certain word after the tokens are set? [CODE] package autotextsum; import java.util.*; import java.util.StringTokenizer; public class AutoTextSumm …

Assumming that program name is "XML.java", I need to perform the followings for each input file in command line--without running the code for every test file: java Xml < input1.txt java Xml < input2.txt : So My Code IS: [CODE]BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));[/CODE] [CODE]String fileName = bf.readLine();[/CODE] [CODE]File …

Hi Guys! I wanna ask questions about the code [CODE]Me.hide[/CODE] I have a button to switch between two forms, and I used the me.hide code to perform the action. However When I exit the program, the debug is still on, meaning that the form which I hide is still running. …

I'm trying to validate a day of the month, so that if the user enters a negative value or a value above 31, the program prints an error message and prompts for another day. The code below doesn't work as expected. Instead, it gets caught inside an infinite loop, printing …

I've a assignment question, A point on two dimensional plane can be represented by two numbers: an x coordinate and y coordinate. Eg (4,5). The sum of two point can be defined as a new point whose x coordinate is the sum of the x coordinates of two points similarly …

Hi All, I am getting the below error message when I try to degug my program. The 'Migrosoft.Jet.OLEDB.4.0' provider is not registered on the local machine Thanks in advance.

Hello, I have a problem opening Excel file which I have created using a xslt. Actually, I had a xml file which I transformed to an excel file and saved. I don’t know how to open it. Everything I have tried, didn’t work. Please, if someone knows the answer...

For whatever reason, I can't figure this out. I'm getting this error: [quote]error C2082: redefinition of formal parameter 'user' [/quote] In this code: [code=c++] #pragma once #include "Standard Libs.h" #include "Ability.h" #include "Spell.h" #include "Item.h" class Adventurer { private: string name; int level; int xp; int gold; int attack; int …

I have a txt file that I need to read into a listview, but I need to read from a specific line in that file. Can someone point me in a direction on doing this. Below is a sample of the txt file to read, 6400,3200,2,95.5,84,76.6,0 1,2,-20,15,0,0,0,"NO",0,0 TOTAL GPM= 6400 …

Im trying to make it so that my menu options that i've highlighted are their own method but i was having issues with returning them so i could use the selection as an int for my switch statement.Any ideas? [CODE]import javax.swing.JOptionPane; public class ConversionProgram { /** * @param args */ …

Hi, total beginner here, trying to learn at home. Just thought i'd get that in. if i have a number eg 123 trying to figure out a way of calculating all the possible cominations 123 132 213 231 312 321 can do it with pencil and paper but don't know …

[B]somebody please tell me why im not getting String(X) value as ID,Name,FName are being printed on console correctly but the name of ID(4) from my DB_table is not going into string(X); [/B] [CODE] package gym.resources.busyicons; import java.sql.*; class OdbcAccessQuery { public static void main(String [] args) { Connection con = …

HI i am trying to make screen saver in vb.net i m using picturebox and timer (for separation of time), but i cannot attach multiple pictuers in a single picturebox. can anyone help me ? Thankx

Hello, me again. No VB experience and very little SQL experience. I am trying to upgrade a web site, that connects to a SQL DB to track requests. The SQL DB was originally built in SQL 2000 and I did not create the DB or the web pages. The new …

Hi Guys I wonder if you can help me get my head around this. I am trying to search a String for a sub string but there are not gaps in the original string for example [code] String s1 = "www.google.com/search/" String s2 = "google" [/code] when i attempt to …

Hi all, I have no idea about C#. I know that its a good language +****************************************************+ | I DON'T NEED ANY HYPERLINKS( EXCEPT:Good Sites) | +*****************************************************+ My questions are the following ------------------------------- 1. What is the difference between C#, C++,VB.NEt? 2. What is .Net , is C# and C++ .Net …

I need a source code of the following program in object oriented programming language.. (turbo c) write program that will demand password for three time. after that user can access the data of student of a class by entering name or roll number of the student Suppose a class has …

hellow!! i mworking in c++ managed on vsual studio c++ 2010 express edition but when i get the text from a text zone and use it in an other traitement it's gve me tis error: de 'System::String ^' en 'System::String ^[256]' nd there is my code: private: System::Void BGENER_Click(System::Object^ sender, …

I am having problems installing VB 6.0 (Enterprise Edition) in my laptop(Vista) it says "compatibility issues". Can I install VB 6.0 in vista?

guys........ can anybody help me in FUNCTRIONS?? i'm not able to understand it. can u show me examples also???????? pls:icon_confused: :cool: pls reply............. thankyou.........:?:

Hi, Please help me spot where I go wrong. I cannot understand why the error. The Code with error and full error are below. Thanks Error:[COLOR="Red"] loaddll.cpp:6: error: invalid conversion from 'void*' to 'void (*)(wxString)'[/COLOR] lines 5, 6 and 7 [CODE=C++]typedef void (*helloSteve)(wxString);//takes string and Shows it! helloSteve myFunc = …