Software Development Forum

I'm having issues with this checkbook program. The probelm is when I deposit money into the balance it still shows me the old overdrafted balance. I am thinking that it has to do with my: [CODE]bal += CreditDebit;[/CODE] Here is my code so far: [CODE]#include <stdio.h> #include <stdlib.h> int main …

Hi, I am trying to split a string and return specific words. I know that using string.split() turns the string into a list of specific words. But how would I go about returning specific words? like the ones that contain certain letters? This is my code so far: [CODE]def e_words(m): …

Right now Iam writing a program that will convert english into piglatin. Ans I have pretty much finished the program, but Iam stuck and need help. When I run the program, nothing happens after I type in the users input. What am I doing wrong. Heres my code, [code]import java.util.Scanner; …

Hi, i have to write a program that gets users to enter some numbers and it has to sort them in descending order. I've nearly finished but i just cant get it to sort in descending order, only ascending (using bubble sort). Here is the program: [CODE]#include <cstdlib> #include <iostream> …

KK the code below is a loop part of my main program I just cut it out and made it compilable.... This is the problem... When the user enters a number greater than 2, its supposed to tell them to retry because that was not in the options menu... that …

I'm having problems with the code from my text book. I need modify the class so it throws an exception instead. The problem is that I get errors from the original code from the book. Any help on how to fix it would be great. Thanks in advance! ERROR: [COLOR="Green"]Error …

Hello again! This is something that's been bugging me for a while. Say I have a dgv with several columns and rows of data. Many times while working with the grid, it's necessary to know the number of the column, but all you know is the column header name, or …

I am writing a program that reads text but must ignore case, spaces and punctuation while evaluating a string for palindrome. When I use the following the case issue is solved. [CODE] String str = ""; if (str.toLowerCase().charAt(LHS) != str.toLowerCase().charAt(RHS)) [/CODE] ...but when I use the following I get IndexOutOfBoundsException …

I have an application I'm making... And it has a canvas in it. The problem is, on the y axis, my canvas is offset by ten pixels downward and I can't figure out why. You can see what I'm talking about in the screenshot. Do you know what's wrong?

Hi, I have decided to learn C# and since I have good knowledge of C++, I hope it would be easy. I have faced an error I dont understand. It says [COLOR="Red"]Polygon' does not contain a constructor that takes '1' arguments (CS1729)[/COLOR] AFAICS, all is well and constructor does take …

This is what my program is supposed to do: [LIST=1] [*]Print the vector (m1) [*]Print the matrix (m2) [*]Multiply the vector and matrix together and display results [/LIST] The only thing wrong with my program is that I can't quite get the right results displayed. The correct display of values …

Hey, i know this is a commonly asked question (and will probably get burned for asking it again) but wanted an up to date answer so here we go. I'm trying to learn to program in c++ purely as a hobby. I have recently spent some time doing problems at …

hi, i created a webpage explaining what polymorphism is. could someone point to me any inaccuracies or additions that i could make? [CODE]Polymorphism Syntax Polymorphism is when one type can take the form of a related type. Here is an example: DerivedClass B = new DerivedClass(); B.DoWork(); BaseClass A = …

The first time my code loops through my nested while loop it works. But the second time it doesn't- I don't know why. Could someone tell me the reason. [CODE]m = [['__', '__', '__'],['__', '__', '__'],['__', '__', '__']] z=1 count=9 f=[0,2] from random import choice w=choice(f) from random import choice …

I need to define a function that translates an sentence from present to past. A. put all words in lower case and omit all punctuation B. Plural and singular verbs should be recognized C. verbs ending in "y" change to "ied" D. verbs ending in "e" add "d" E. other …

I am trying to use a vla (variable length array) in my code but I see that the array is not initialized properly when I debug the program. Here's the code : [code] #include <stdio.h> #include <stdbool.h> int main (int argc, const char * argv[]) { // insert code here... …

So I started with C++ recently, and it's still very new and difficult for me but I think I'm starting to get the hang of it. Now I want to start making my first real-world app. I downloaded an SDK for a mobile application API and I want to make …

I can't think of a way to get rows out of a table. It was easy doing it with VB.Net and I'm just finding vc++ really difficult. This is what I have so far. I've connected to the database file and I am able to get the data shown onto …

Is there any diference between: [code] X* x = new X; X* y = operator new X; [/code]

Hi, i only know the Java basics and really need help! I have a class called temporaryHolder which holds an arrayList of 54 cards. However, I need to get elements out of this arraylist and need to add them to stacks in another class. Q1) How can I access all …

Hi! I've decided to open a new thread for discussing the problem with uploading a file to a SUB-FOLDER at the FTP Server. So, I'm using Apache Commons library and I can upload my file to the Home Directory of the FTP server. However, if I want to upload it …

hi how can i make program using for loops only that display the output below * * ** ** *** *** **** **** ***** ***** ***** ***** **** **** *** *** ** ** * *

I get this error: variable or field 'calc_score' declared void and I am pretty much stuck. Here is my code, it obviously isn't finished but I need to be able to get this void to compile to continue on. [CODE] #include <fstream> #include <iostream> #include <cstdlib> #include <iomanip> using namespace …

problem: the user will input an integer for example 12345 (5 digits) and the output should be: 12345 12345 12345 12345 12345 // depending of how much digit you input or if the user will input lets say 123hi and the output should be 123hi 123hi 123hi // the program …

Hello All, I am trying to find where the error is when I compile this Perl script but I can't seem to locate it. It is stating that it "Can't find the string terminator "FOOTER" anywhere before EOF at reddrill.pl line 54. I have went through and checked for extra …

i am doing a desktop application using netbean6.8 how to show error message if i didnt enter mobile number textbox pls help me....

Hi...I am not able to input text file correctly as desired...... data.txt -------- Jim A James A+ Smith Cathy D Dazy Peter C I am suppose to input the above file and fill the above data in two seperate arrays. For the second column, I am suppose fill NULL value …

i am creating a web-album for my site. what i am trying to do, is on the homepage, if a user clicks on a specific thumbnail, it will got to the album using a #image[number] tag. i have this code so far for changing the images based on the tag …

Is there a way in python to look through a file line by line and find a word in that line, but only if the word is the first word in the line? Like if it was looking for the word "apple" then it would only notice if the line …

Hi everyone, how do i push item with a givin index in a linkedlist. e.g. linkedlist.add(element e, int index); this is my function [CODE]public void push(Student s, int index){ if(isEmpty()){ start = s; }else{ last.next = s; } last = s; size++; }[/CODE]

i want to know whats the error over here. i just want to store the three value in a node and making a linked list but after storing two nodes that is headptr and than temptr, when the third node is made it stops. I think my error is somewhere …

Hi! I would like to develop a software that will allow me to find a file (using JFileChooser) on a local machine and save it to a remote machine. I know an IP address of the remote machine. Please, give me some explanations or a link to some tutorials regarding …

myint.h [CODE]#include <iostream> // so that we can overload << and >> using namespace std; class MyInt { // these overload starters are declared as friend functions friend MyInt operator+(const MyInt& f1, const MyInt& f2); //friend MyInt operator*(const MyInt& f1, const MyInt& f2); /*friend MyInt operator++(MyInt& f1, int); // postfix …

Hi guys, Just wondering how i would access a particular variable from an object in an array?? Consider the code: [code=c]void Animal::arrayDisplay(){ Animal ani; Animal* arry[3]; string n,c; int a; for(int i = 0; i<3; ++i){ cout <<"Input name:" <<endl ; cin>> n; cout <<"Input color:" <<endl ; cin>> c; …

Having a little problem with my code. I'm thinking it is a name somewhere that is the problem, but cannot find it. Getting warning that inventoryTable is never assigned to and will always have default value null. I have read that this warning can be disabled but when I try …

Hi all :) Recently i got a an assignment to be done which need to deal with c++ pointer.. This is the question : [B] Write a function that accepts a pointer to a C-string as its argument. The function should return the character that appears most frequently in the …

when is it called in an inheritance hierarcy. is the base static constructor called before the derived static constructor?

I want to set up a connection to a Microsoft SQL Server 2005 express on my PC. [code=java] try { Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); Connection con = DriverManager.getConnection( "jdbc:mysql://localhost/db1","xxxx","yyyy"); Statement stmt = con.createStatement(); ResultSet rs = stmt.executeQuery("SELECT nume FROM tabel1"); while (rs.next()) { String s = rs.getString("name"); textArea.append(s); } } // Catches any …

In ANSIC use semaphores and mutex? How to exchange messages between the programs?

I have the following in the txt file [CODE] 1 Single.Standard Standard Empty ......... ........ 70 2 Single Standard Empty ........ ....... 70 [/CODE] I ahve the code below buts its not deleting the selected id [CODE] while(!file.eof()) { file >> roomnumber >> category >> type >> status >> datein …

Is there anyway to play an mp3 file in java? P.S I'm new here, hello world?

The problem is that when we use multiple threads and each containing System.out.println(). It doesnt print at time according to what i think it shoud On implementing the below 2 codes: [CODE] import java.net.DatagramPacket; import java.net.DatagramSocket; import java.net.SocketException; import java.util.concurrent.LinkedBlockingQueue; import java.util.logging.Level; import java.util.logging.Logger; class E { LinkedBlockingQueue<DatagramPacket> li = …

How can i declare 2D array in visual C++ 6.0 as a member of class? this syntax of mine is giving error. class sparseadd { int *p; int row; int col }; sparseadd::sparseadd(int r, int c) { row = r; col = c; p = new int[r][c]; // here i …

hi im making a task manager and want to get cpu usage of a process this is how my code looks now [CODE=vb.net] For Each proc As System.Diagnostics.Process In pList Dim lstStuff As ListViewItem = New ListViewItem() lstStuff.Text = proc.Id.ToString lstStuff.SubItems.Add(proc.ProcessName) Try lstStuff.SubItems.Add(proc.TotalProcessorTime.Milliseconds.ToString + "%") Catch End Try lstStuff.SubItems.Add(proc.WorkingSet64.ToString()) lstStuff.SubItems.Add(proc.Responding.ToString) …

Dear Friends! I want to draw a bouncing ball directly on form using component timer. I think that I should draw a ball then change its coordinates. Like this: [CODE] public partial class FormMain : Form { int mx = 10; int my = 10; public FormMain() { InitializeComponent(); } …

Hi. I can't figure out how to remove an element from an array. will I have to move get the element to be removed and swap it out with the last element and use the pop()?

Hi everybody. I need to pass the value of a pointer to a struct for a server program to a client program. my code is the following for the server: [CODE] write(ns, &fixedparkpnt, sizeof(fixedparkpnt)); write(ns, &fixeddriverpnt, sizeof(fixeddriverpnt));[/CODE] and for the client: [CODE] read(sock2, &fixedparkpnt, sizeof(fixedparkpnt)); read(sock2, &fixeddriverpnt, sizeof(fixeddriverpnt)); [/CODE] sock2 …

Hello, I am a current Java student and am having a problem when I run my compiled program from an in chapter lab assignment called "Stock Tracker". I receive a message from a dialog box "Cannot locate sun.jdbc.odbc.jbcOdbc Driver. Class not found exception creating database object. Following are a list …

[code] #include <fstream> #include <iostream> #include <cstdlib> using namespace std; int main () { char out_file_name[15]; cout<<"Enter the name of your output file: "; cin>>out_file_name; ifstream input; ofstream output; cout<<"Begin editing files.\n"; input.open("Input.txt"); if (input.fail()) { cout<<"Input file opening failed.\n"; exit(1); } output.open("output.txt"); if(output.fail()) { cout<<"Output file opening failed.\n"; exit(1); …

[CODE] public class Reservation { private String firstname; private String lastname; private String address; private String name; private int licenseN; private String date; private int daysN; private String type; public Reservation(String f,String l,String a,int lpn,String dt,int nd,String tp) { firstname = f; lastname = l; address = a; licenseN = …