Software Development Forum

// close an account with a given number public void closeAccount(int id) { } this is a bank project... a customer account is created(array). i would like to know how to delete an array? let say: account number 185649 is found in array[15]. then i would like to delete this …

The function, std::vector.push_back takes a paramater of the type: [const t &]. with t being the type that the vector was constructed with. What I need to do is convert [*this] to a [const t &]. Is there any way that I can do this? This is the code that …

[url]http://www.jformdesigner.com/doc/help/layouts/gridbaglayout.html[/url] Please visit this website, there is a image of a dialogue box , can anyone help me please making them. I dont want full code just some hints . Thank You.

Question by ~s.o.s~ Write a program which will perform the job of moving the file from one location to another. The source and destination path will be entered by the user. Perform the required error checking and handle the exceptions accordingly. (Intermediate) [code=c++]#include<fstream> #include<iostream> #include<cstdio> using namespace std; int main(){ …

I'm a beginner, and I was wondering how to write a java code for this: * *** ***** ******* ***** *** * I'm using DrJava. This is supposed to be in a diamond formation. Hopefully it posts that way. Thank you :)

So, I'm trying to create a Caesar Cipher using C++. It's supposed to be able to calculate the shift depending on what letter appears the most (which would mean that it's "e"). It's also supposed to have wrap around text, which I've tried to think of a way to have …

Good evening Daniweb, I have another idiotic problem which comes from making an arrival subclass out of Event. I have a few other subclasses of Event and they aren't giving me any trouble. I have tried to copy/paste/rewrite to eliminate any stupid typos. Arrival.h:7: error: expected class-name before ‘{’ token …

Respected members: I've been asked to write and run an assembly code to print my name in the middle of a 80X25 Text screen such that, each character in my name will show different background, foreground colors also some characters will be blinking with intense light! the problem is that …

I have problem compile this. Line 23 having a problem ( possible loss precision, required int, found double). [CODE] public void actionPerformed( ActionEvent e ) { try { // call a function to get the value - if an error occurs, // display a message box and set focus to …

I can't figure out how to set a radio button within a filemenu. I can use myRadioButton.SetValue( True ) outside of a filemenu. What I'm trying to do is to automatically set a particular radio button dependent upon the last value used. [code=php] import wx class MyFrame(wx.Frame): def __init__(self, *args, …

Hi, I've got a problem with a program that boils down to strange behavior by the vector container class. It seems to not want to call constructors enough but calls destructors too many times: [CODE] #include <vector> #include <iostream> using std::cout; int constructor_count=1,destructor_count=1; class obj{public: obj(){ cout<<"C: "<<constructor_count++<<'\n'; } ~obj(){ …

What is the best way to add something to the nested vector of a multidimensional vector...I already have ints inside, lets say VECNAME[rowone][columntwo]...How can I add to columntwo???

thanks for all the help that i have been getting but can anyone suggest how i may read a 4 character string from a text file then compare it to an input from the user then print the relating information

Hi I am supposed to write that implements a simple version of the BucketSort algorithm the only problem is I have no clue what that is. Any tips and examples on this would be awesome Thanks

Hello, I am runing this program this works if I dont delete anything in destructor. If I use delete variable name in destructor then it creates problem. It creates problem when destrctor get called while operator ovrerloading. I think It is trying to delete the memory that has already been …

Here I have a simple range function that can use floats as steps or increments. In a time test (using Psyco 1.6, python 2.5, and a basic PC), the normal frange function was able to go up to 1,000,000 from 0, by .3 , and finish that in about 0.5929 …

Hello to all, Despite I added all necessary .jar files to project, I always take boring exception warnings that say "class not found". I added the code and exception output below. I'll be so happy if someone can help me. Thanx in advance.. With regards, T ----------------------------------------------------- [CODE]protected void doGet(HttpServletRequest …

Hello Folks: I had previously posted this problem and someone on this forum suggested that i used s[i] == 'a' || s[i] == 'A' .... but what I have here completely makes sense.. Can you please take a look at it ? [CODE] #include<iostream> #include<string> using namespace std; int main() …

Hi all, I'm an Assembly newby and am studying Jeff Duntemann's book on programming Assembly on Linux. As much as I love Assembly and I have to learn it if I want to do anything significant in IT since it's part of a journey, I am finding difficult to get …

My program keeps crashing and I can't see why, if I remove the line [code=php] myfile << data_[i+ndim_*j] << " "; [/code] then it runs OK...but can't see anything wrong with this line? [code=php] void Matrix::WriteToFile(std::string fname) const { ofstream myfile; myfile.open ( (fname+".txt").c_str() ); for (int i = 0; …

Hey respected users and developers, I am a newbie to this pool of c... I am just 14 yrs old.. Plz send me free link to plearn pointers in c.. i hav downloaded many books but all of tem are useless.. The language used in the book is so difficult …

Dataenviroment designer is not working? do anyone know the solution. pls help me. It was working earlier but now whenever i run a report i am getting error message "failed getting rowset from current datasource"

I am very interested in knowing how i might code a function using the DateTimePicker control to see if i can to check and see if and when any date and day of any given year falls on a sunday so that the function will force a radiobutton.checked from one …

Hi, How can I make a button transparent (tsxButton) in order for it to appear 'invisible' on the target application? The tsxButton must still retain its standard properties. This means that if the user know where the button is on the application, moving his mouse on the area, the user …

My function is: [code=php] void Matrix::WriteToFile(std::string fname) const { ofstream myfile; myfile.open ("std::string fname.txt"); for (int i = 0; i<data_.size(); i++) myfile << data_[i] << " "; myfile.close(); } [/code] and then in the main I have A.WriteToFile("hello"), but it's saving it as fname still? Can anyone please tell me …

Write a program that will read in 10 test scores. Print out all 10 scores, then print the highest score, and then the lowest score. Ok i got this so far but i do not know how to print the highest or lowest. [code] #include<iostream> using namespace std; int main() …

Hi can someone help me. I sent this question in another forum, but noone is helping. This is the link please hlep! http://www.dreamincode.net/forums/showtopic158550.htm

My problem is that..... whenever i try to run a graphics program in c on windows vista,it does not since it is not supporting fullscreen mode. please tell how could i run graphics pro do i need visual c???

Hi everyone, I'm having a problem with understanding the workings of an enhanced For loop. This code is meant to iterate through an array of ints and print out the char value of that int. But it seems to start on the first number in the array, making the program …

i am stucked in this problem can any one give me an idea ..

Hello, I would like to add a six-line header to a data file for many files in a loop. However, I need to add the header to a data properly first... My inclination (as a python novice) is to write the header and append the data to the header. However, …

Hey guys, I'm new to this whole programming deal and have browsed around these forums here or there to learn a few things. My latest assignment is to create a working tic tac toe game, including functions to initialize the game board, print the board, check the game status, checking …

I finally figured out how to use the settings.settings file to create user settings that would persist when reopening my application. I have several text boxes that once completed by the user I would like to retain their data when the app is reopened. This part now works, unfortunately a …

[code]#include <conio.h> #include <stdio.h> #include <windows.h> void display(void); void menu(void); int main() { char username[9]; int password=0,x=1; display(); do { printf("\n\t\t\tPlease enter your username:"); scanf("%s",username); printf("\n\n\t\t\tPlease enter your password:"); scanf("%d",&password); //problem if (username == 'udental' && password == 1987) menu(); else { printf("\n\n\t\t\t YOU HAVE MADE AN INVALID INPUT"); printf("\n\n\t\t\t …

Good afternoon Daniweb, I have a simple (and probably idiotic) problem today, I have a simplistic program that simulates a Train station, trains come in, they go into a stationDock and come out after a while. The stationDocks are an array of trains, either pointing to a train or being …

Hiiiii!! Can any one help me, how to retrieve information of employee in text boxes if i enter employee number in c# using data adapter and also why we use data adapter? plzzzzzzz.... Thanking You!!!

Hi, I'm using C#, Access 2007 and VS2008 to write a windows app. I have populated a datagridview from a query (taking data from 2 tables). When the user clicks "Save", I want to be able to save any changes made in the datagridview to the database. Only one column …

hello all; i'm having a problem with my output. the program that i'm writing is supposed to take a number input than display the output as asterisks. so if the input is 4 the output should be: * ** *** **** however, i'm just getting a single column of asterisks. …

Hi, what I am trying to do is simple: I just want to execute something depend on what the user presses. Here's the pseudocode: [CODE]if(user presses 1) { do this } else { do that }[/CODE] ps. I was reading about [CODE]java.awt.AWTKeyStroke;[/CODE] and is that what I need to use? …

Hi all I'm having some trouble with EF and SQL 2008 default values. Firstly, I have a column called 'CreatedDate' and the default value in SQL Server is getdate(). If I add a field in SQL server this works fine. I also have a column called Guid and the default …

I was wondering if there were away to repeat the same test multiple times and average the time. The code works fine [CODE] #include <cstdlib> #include <ctime> #include <iostream> using namespace std; void PrintArray(int* array, int n); void QuickSort(int* array, int start, int end); int partition(int* array, int pivot, int …

Hi guys, I have a problem with arranging my components in a GridBagLayout. The frame is 600x600. Inside it, there are two pairs of (Label,TextField). They are not where I want them to be. What I would like is to have them all at the top of the frame, one …

Hello everyone! I, once again need your help :). I've expanded my hanging boot loader, to a hello world boot loader. Or, at least that's what it's supposed to be, when I get it running. This is my Assembly code: [CODE] [bits 16] [org 0x7c00] message db "Hello, world!", 0 …

If anyone could give me a pointer here I would be grateful. I am making a public function that takes to container objects called bags and a file name in their arguments. I'm trying to create a loop that would extract the first line of doubles in a file and …

What can i do to solve it?

Hello everyone, my latest project is this: 1) Ask user to input a function 2) Plot said function Well, I figured out how to strip the function into two parts, input a number, and evaluate the function. That all works fine outside of a defined function I created. The trouble …

Please can anyone tell me if it is possible to write a program that allow multi client interaction with a server. I am new to Java so any help will be appreciated. Thanks

Hi, Im in bit of a jam here and I can't seem to figure this out. Ive been looking for a little over a few hours for an answer to this but I can't seem to find a straight answer. Well Im in my advanced portion of my class and …

I finished this last night and it almost works perfectly aside from one minor thing that I can't quite figure out. [CODE] #include <iostream> #include <cstdlib> #include <ctime> using namespace std; int main() { int playerscore, computerscore; int turnscore; int dice; char input = 0; bool turnover, gameover; srand((unsigned)time(0)); playerscore …

Here a simple code which I have to add on project: [code] import java.io.*; import java.util.Scanner; public class Ana { static public void main(String[] args) { try{ File gecicidosya=new File("D:\\B.txt"); File sdosya=new File("D:\\A.txt"); Scanner oku = new Scanner(sdosya); BufferedWriter yaz=new BufferedWriter(new FileWriter(gecicidosya)); while(oku.hasNextInt()) { System.out.println("while started"); oku.nextInt(); System.out.println("file readed"); } …