Software Development Forum

The following is a recursive function designed to return the factorial of a number. [CODE] def factorial(number, target): if number == 1: return target else: target = target*number factorial((number-1), target) print factorial(7, 1) [/CODE] As you'll see if you run it however it doesn't return my 'target' variable (the factorial …

I have dictionary with single element lists. [CODE]dictionary={'a':['A'], 'b':['B'], 'c':['C']} [/CODE] How can i change it to [CODE]{'a':'A', 'b':'B','c':'C'}[/CODE]

I have a class with a button, it runs the command automatically when the gui is constructed (which i dont want it to do) but then doesnt work again after. What am I doing wrong? Builtin commands such as endcommand work as they should. relevant excerpts (ignore the indent problem …

I have this: [B]foo(cons char *p);[/B] foo not is my function, and I don't have access to your source code. I'm trying use foo so: [B]char val[32]; foo(val);[/B] The result of foo is zero and not the desired string. Other tries: This work: [B]foo("something here");[/B] This don't work: [B]foo((cons char …

Okay, I started learning Python last weekend on Saturday with some tutorials and a book. With this being my first programming language my program won't amaze you :P The program I made is a calculator for working out how much turf a person would need given the length and the …

Hello, Well, this is not a question directly related to programming, so kindly excuse me for that. i have a small doubt regarding endianess and dereferencing of elements This is what i tried: [CODE]#include <stdio.h> int main(void) { int s = 0xFFFFFAFF - 1; int *p = &s; unsigned char …

Hi guys! I created a simple code to add records into an SQL database as shown below. It seemed to be working but then the next time i tried running it, i got no output. actually on clicking the button nothing happens at all. no warnings or error messages at …

Hi, could someone please show me how or direct me to a source where i can learn how to connect and manipulate SQL Server 2008 database with VB.NET. I have created a database in SQL Server 2008 and i've created forms for viewing data on VB.NET but i dont know …

Hi. I have a 2D array in a particular class file. Now, I want to equate a 2D array from another class to it. May I know how to do it? So far, this is what I've done: Example: [CODE]private double[][] residuescores = MatchApplet.mydouble;[/CODE] residuescores is from a class itself, …

Here is my code, for some reason it goes to an infinite loop when i try and adjust the highest and lowest values for the Math.Random() method. The code works fine if i do not try to change those values based on if the guess was higher or lower than …

[CODE]i want out put as: * * * * m a h e s * * * * * * *[/CODE]

Hi, I have to write a simple Java code real quick and was wondering how to write the following macro in Java: [CODE]#define BUF 256[/CODE]

Here is my assignment: [url]https://docs.google.com/document/edit?id=1lf2t8LOqKmXK8tu8lW7ghDOd1IJw9BXBRi_PDXFtPQo&authkey=CLnyu7UE&hl=en#[/url] Here are the other classes I am using: [url]https://docs.google.com/leaf?id=0B_UHOsQPEyMBNDBhMWExNTgtMTJmNy00MTQxLWI1ZGItMDZiZjM3YTZiZjRi&authkey=CP2ujcoM&hl=en[/url] I am receiving a NullPointer on line 53: regularNumbers.enqueue(i); But, I am not sure why. Additionally, I need to display my results 12 primes per line, and a space between each. Suggestions? Thanks all for taking …

Im new to c++, Ive been plowing through books,web,etc. Many of the things im learning seems redundant but being new as I am I figure that it stems from lack of knowledge. Now finally my questions...Whats the significance of using pointers to reference variables when i could just flat out …

We are getting these constraint errors wherver OSAF calls like m_NCS_SEL_OBJ_ZERO(&nSelObjSet) is called in our code. This is while cross compiling using tilera compiler - tile-g++. With g++ it always compiles fine. Any pointers would be helpful. Sample Code: 102 // initialise and set selection object set 103 m_NCS_SEL_OBJ_ZERO(&nSelObjSet); 104 …

hi to all, i was looking for some objective type questions on c++ on the internet............ i got few but some with wrong answers and some with no answers at all....... i would love to hav some e-book on it or a larger question bank with answers........suggest me some links …

OK. I thought I understood pointers and such but this exercise is revealing that I do not. The task is to read characters into an array created on free store memory (heap), then print them out using the reference and dereference operators. My code (below) compiles and runs but does …

Hey guys. Before I describe my problem, I'd just like to say that I'm completely new to programming, and I'm currently in the first year of my program. I have an assignment to create a "Lottery winning program". The program generates a random seven digit number, and matches it to …

This is the usual "I'm new to XSLT and need help" plea ... I am trying to parse an XML document and create a "like" structure as output while performing some mapping functions. In trying to produce the output structure, I cannot seem to figure out how to get at …

What I am trying to do is test the values of two variables, and if one is lower than the other then it will display an error message. When the user clicks okay it should return from the error pop-up back to the previous form... When I enter System.exit(0); or …

Hey, What I need to do is read a file- it will have a name and several numbers after, with -1 as a sentinel number to signal the end of line, ex: Rogers 15 22 6 12 -1 Myers 23 10 4 22 34 -1 ... .... ..... What I …

In python it will give a decimal like 52.2 and I was wondering if there was a way to make it round all decimals up to the next number like 53.

Hello, i have a small doubt regarding the FILE structure. i looked it up in the header file (i have VC++ 2008). In this implementation, it was declared as: [CODE]struct _iobuf { char *_ptr; int _cnt; char *_base; int _flag; int _file; int _charbuf; int _bufsiz; char *_tmpfname; }; typedef …

Hello fellows... Is there something like static function variables in python? I know there are static attributes of a class, but what if i want to use a static variable inside a function? somthing like this (stupid) code in c++ for example: [code]int static_num() { static int x = 0; …

Have I got a problem. I am quite new to xslt, and I have the following situation. I am presented with an xml file. I only want to extract the text in four of the tags present in the document. My first approach was to create a template for each …

I have this homework in which I have been working on it: but I dont know what im doing wrong :( Could anyone help me: [code]#include <iostream> #include <cstring> using namespace std; class Account { private: char number[8]; char type; char owner[31]; double balance; double interestRate; public: Account() { number[0] …

I need help and I am not sure if this is even the right forum. I am new to n-tier programming. So I have developed a DAL using datasets, a BLL that is probably not very robust because I really do not know 100% what I am doing, and I …

I need help. I have a gridview that updates certain fields. Once those fields are updated a button is clicked and an email needs to be sent to different areas depending on certain conditions but only if there is an email address for that row. There could be only 2 …

I have a SQL query where I need to pull email addresses if there is one associated with that row in my table. Depending on how many email addresses are returned could be 1 all the way up to 5 I need to send an email to each of those …

Is it possible to be unable to put two "physical addresses" with a distance of less than 256k in a segment? My assembly professor asked me this. Is this the right answer:"it depends on how you set the align type(BYTE,WORD,PARA,PAGE), if you set it to BYTE the answer is NO …

Write a program that will read in a sentence of up to 100 characters and output the sentence with spacing corrected and with letters corrected for capitalization. In other words, int the output sentence all strings of two or more blanks should be compressed to a single blank. The sentence …

Hello. Is there a way to modify a UIElement's contents? I have something like this: [CODE] System.IO.FileStream rdr = System.IO.File.OpenRead(xamlFilePath); System.Windows.UIElement uie = (System.Windows.UIElement)System.Windows.Markup.XamlReader.Load(rdr); [/CODE] And when I run the debugger and add uie to the "Watch" window, it gives me the following: [CODE] [-]uie [-]System.Windows.Controls.Textbox {System.Windows.Controls.Textbox:Title} <some stuff...> Text …

[CODE]import java.awt.Color; import java.awt.DisplayMode; import java.awt.Font; import javax.swing.JFrame; class GameStation extends JFrame{ public static void main(String [] args){ DisplayMode dm=new DisplayMode(800, 600, 16, DisplayMode.REFRESH_RATE_UNKNOWN); GameStation game=new GameStation(); game.run(dm); } public void run(DisplayMode dm) { setBackground(Color.PINK); setForeground(Color.WHITE); setFont(new Font("Arial", Font.PLAIN, 24)); Ex7 s=new Ex7(); try{ s.setFullScreen(dm, this); try{ Thread.sleep(5000); }catch(Exception ez){} …

[B]Question:[/B] Is it possible to [B]restrict the number of times an element can have a certain value[/B] through XSD? [B]Scenario:[/B] I have an element <ITEM> which has three child elements: <ITEM_BOOLEAN> <NAME_ELEMENT> <ITEM_MEMO_ELEMENT> <ITEM_BOOLEAN> [B]is restricted[/B] to only allow the values of "Y" or "N" is XSD I would like …

I am using VS2010 and SQL Server 2005. I have a query to search between dates. Depending on which date I select on the datetimepicker I get no results or limited results, but mostly not all the dates between the two dates I specify. For example, if i select 10/9/2010 …

It is possible to compare background images of a pictureBox? This piece of code works?: [CODE] pictureBox8.BackgroundImage == pictureBox9.BackgroundImage [/CODE] I ask bcause apparently, if used as this: [CODE]if(pictureBox8.BackgroundImage == pictureBox9.BackgroundImage)[/CODE] the result of that IF sentence is always false

I've tried everything I know ( and that's really little ) and read everything I found, but I still don't know what's wrong here... Short version... If I must write more details, please tell me I have small program with only one class. All it has to do is to …

I want to retrive data from table into combobox ..when the user click combobox items it's corresponding data will be show. [B]In details :[/B] I have PERSON table , my program allow to the user search by : Person Name When the user enters the name into TextBox the combobox …

hello, so im designing a simple prgram which calculates the cost of a ticket you buy. there are only 3 ticket options, namely a b and c. here is my code. [CODE] #include <iostream> using namespace std; const int PRICE = 3; int find(int [PRICE]); int main() { int nums[PRICE] …

Hi, I'm fighting a battle with a linked list and I am currently losing. I am using the toolkit, pointers, nodes and a class. My code is still buggy because after building it, it just runs for a while then stops. Please help. Here is what I have, an implementation …

Hi all, I'm relatively new to Perl and particularly new to regular expressions. This is really simple script I've just mocked up. All it does is to take the input string and check if it's in the correct format or not. Here are some examples of correct format (will always …

Hi! So, my question is how could I compare two objects. The code is shown below. The problem is that the first "if" statement is always true, even if it should be false. For instance, let's say childHierarchy[i] and hierarchy[0] are equal to 'Contract'. In this case "if (childHierarchy[i].toString() != …

I have a list of lists [CODE]x=[['a', 'b', 'c', 'd'], ['e', 'f'], ['g', 'h']][/CODE] I need the following output. [CODE]a-b a-c a-d b-c b-d c-d e-f g-h[/CODE] How can i do this? Can a regular expression be used here??

Hi, ive only started programming recently and as my second assignment i have to write a program that can convert uppercase letters to lowercase letters and visa-versa. i also have to make it stop when a full-stop is entered and count the number of times the program changed letter case. …

Hello world of DaniWeb, it's been months since I last visited this forum but here I am asking for your help again :) I've been developing a text editing application and my problem is that the RichTextBox control will "lose" all special formatting (like font, color etc.) when enabling WordWrap. …

Hi, I've got such class template: [CODE=c]template <class Type> class Stack{ private: struct Element{ Type value; Element *prev; } *end; public: Stack(){ end = NULL; } void push(Type value){ struct Element *element = new Element; element->value = value; element->prev = end; end = element; } Type pop(){ if(end != NULL){ …

hi, i'm getting error of [COLOR="Red"]data source object is invalid[/COLOR] when i try to load a transaction report from sql database. [COLOR="Red"]Error 4 Overload resolution failed because no accessible 'Fill' can be called with these arguments: 'Public Function Fill(startRecord As Integer, maxRecords As Integer, ParamArray dataTables() As System.Data.DataTable) As Integer': …

[COLOR=#555555]Hello everyone! [/COLOR] [COLOR=#555555][COLOR=#555555]Any help would be much appreciated![/COLOR][/COLOR] [COLOR=#555555]My problem: [/COLOR] [COLOR=#555555]I want to break up a string into separate objects.[/COLOR] [COLOR=#555555]Scenario: [/COLOR] [COLOR=#555555]I am reading a txt file into my program and I want to[/COLOR] [COLOR=#555555]separate the String in to separate categories. [/COLOR] [COLOR=#555555]String line = "BATHROOM TOI …

when i run my code...this error come out [QUOTE]"data type mismatch in criteria expression"[/QUOTE] here my code: [CODE]Private Sub Text2_Change() TXT1 = "" TXT1 = "SELECT * FROM Profile WHERE sID =' " & Text2 & "'" If RS.State = 1 Then RS.Close End If RS.Open TXT1, Conn, adOpenKeyset, adLockOptimistic …

haiii Do anyone know how to convert array like this ['26','18','20'] into [26 18 20] because i have to plot graph for these value, ['26','18','20] array is not allow me to do that ,i got ['26','18','20'] from database table with data type varchar....problem is i shouldnot change the datatype .... …