Software Development Forum

G'day, Thanks Mr. Vegaseat, Jeff, Ene, Mawe for all of your great help so far...I'm slowly (very slowly!) getting used to Tkinter. But I'm again puzzled by how Tkinter does things. Some examples of code at the beginning say "from Tkinter import *" and some say "import Tkinter as tk" …

Hi !!! I am doing a first C++ program, the way is getting the best choice between choices by comparison, here is my code [code] #include <iostream.h> #include <conio.h> #include <stdio.h> int main() { int i,n,m,k,j,tem,te; struct ways { char w[20]; } myArray[15],temp; int a[8]={0}; int b[8]={0}; textbackground(1); textcolor(15); cout …

Product expiration dates are often encoded using numbers and letters which encode the month day and year. A common technique is to use letters instead of numbers in the dates. Assume that ACME Bakers encodes the months using letters "A" through "L", each digit of the expiration date as the …

I need to write a C++ program that can be used to calculate the date of any Easter Sunday which can be computed as follows; Let X be the year for which it is desired to compute Easter Sunday. Let A be the remainder of the division of X by …

I need help so bad. I don't understand enum and I have tried to take the code below and change it from the Switch to using an enum & an array to supposedly make it easier. I don't know how to take the user input that is string and put …

I have no idea why. The lines it's skipping is the system("PAUSE");. Not the first two but the last two. [code=c] #include <stdlib.h> #include <stdio.h> int main() { char Big, Small; Big='Z'; Small='z'; printf("Z=%d.\nz=%d.\n",Big,Small); system("PAUSE"); int X,Y; X=72; Y=104; printf("74=%c.\n104=%c.\n",X,Y); system("PAUSE"); double DblNum = 123.456; printf("f=%f.\nScientific=%e.\ntestF=%F.\n",DblNum,DblNum,DblNum); system("PAUSE"); char Newline = …

consider the structure [code]struct gun { char name[50]; int magazinesize; float calibre; };[/code] i found in the site [url]http://www.cs.cf.ac.uk/Dave/C/node9.html#SECTION00900000000000000000[/url] that the tag (i.e gun) of the structure is optional.... in that case wouldn't there be a problem when we declare a variable of type struct or if we have more …

Hi all ! what is the difference between Dll and process ??? amit

i want to calculate the running time of my program in C++ compilier TC300, please explain each point

when an array is received as a parameter by a function then whatever the dimensions of the array the first subscript is specified with empty braces i.e[ ] why is it so..... what is the implication of such a declaration [code] int sort(list[][a]) { /*statements*/ }[/code]

I can't seem to resolve these errors. I have had people compile these codes on their computers with no problem, but I keep getting errors...can anyone help???? Here are the errors: cannot find symbol method setItemNumber(java.lang.String) cannot find symbol method setProductName(java.lang.String) cannot find symbol method setNumOfUnitsInStock(int) cannot find symbol method …

I am trying to make text based blackjack game. I already made : - Card class which create new card based on integer - Deck class which consists of Deck LinkedList populated by Card. I also made 2 new LinkedLists for gambler and dealer. I already managed to remove elements …

"We can also have null statements by just including a ; or let the switch statement fall through by omitting any statements (see e.g. below). The default case is optional and catches any other cases." i found these lines about the switch case statement in a site.... i couldn't understand …

Anytime I open Visual Basic 6 I need to add the common dialog box control to my tool box. Is there any way I can keep that in my toolbox every time I open visual basic 6 without having to add it every time?

Any one knows different types of Prim's Algorithm Implementation.

Hi, I am trying out a bank account program using the corejava package. I am getting a run-time eception when I create a new account & am unable to trace where the error is. Plz help. I am giving the code below. import corejava.Console;/******************************************************************cLASS bANKaCCOUNT REPRESENTING THE RUN-TIME MULTI-USER SYSTEM******************************************************************/public …

hi this is devesh, i have a perl cgi script that downloads files from other site. but i got this weired problem that the script stops responding after downloading exactly 100 files (any browser IE or Firefox). i am running this script from windows 2003 server with IIS 6.0 any …

Ok I am wanting to [URL="http://www.daniweb.com/forums/thread81491.html#"]download[/URL] the newest version of the gcc compiler and emacs or gedit to run with PowerShell. I was hoping that someone could give me detailed instructions on how to do so. I am using Windows XP. I believe this is the right place to ask …

My work uses Powershell, I was wondering if someone can explain to me how to write c++ with it, if I even can, also what compiler to get for it, and where I can get it. Thanks -kylcrow

i found that the limits of int and short int are the same........ i just want to know then what is the need of 2 with the same limits....

Hello again people, I've got some questions about timing that I hope can be answered by someone. I'm trying to use the functions [I]getrusage[/I] or [I]times[/I], or the [I]time[/I] command to time my programs. Now I've got this piece of code that uses getrusage, and my first question is a …

I have a SQL table with a list of forms (frmForm1, frmForm2) i have a listbox that fills from this table and i would like it to call the form in the 'FormToCall' Column How can i call a form if i only know the form name at runtime?

i'am newbie on using Tkinter, and i need help for my application i make application small calculator, but i can't make it just like standard calculator on MS Windows please Help me i wan't my application calculator like this :

Hi im using switch to access some member functions through object [U]s1[/U] of that class [code]switch(choice) { case 1: s1.Now(); break; case 2: s1.create(); break; case 3: s1.display(); break; case 4: s1.change(); break;}[/code] Is there a way to change/use only a part of a function? For example for case 2 …

Hi all - First time posting so please bear with me. I'm in the last week of a C++ class and cannot figure out how to do this assignment. I need to evaluate each character of a string and process using a switch statement. The CASE processing I have no …

Ok, say im using the cmd prompt version of MSVC++(or the windows app type), how do i post a project on daniweb, HTML, or any other website(or like a quick luanch desktop icon)?

Hello you guys. I'm very excited since I'm so close to finishing my project. However before I'm totally done I am kind of stuck on this error message when compiling. It says "[COLOR=red]cannot find -lobjc[/COLOR]." Have anyone seen this before? [U]What does it mean?[/U] I've added my entire code if …

Hi all, I have 3 labels, with 3 captions (i.e. integers)... Label 1 = 1 Label 2 = 3 Label 3 = 2 What I want to do is search all these labels and find out what the highest number is (in this situation it's 3) so that I can …

Basically I'm writing a function to change all the '|' characters in a string passed as a parameter to '\n' characters. Seems simple enough to do, but I get one of those "Application has encountered a problem and needs to close. We are sorry for the inconvenience." messages. [code=c] char …

Hi Anyone here knows java applets?

This is just a simple question. There are four command buttons in a control array. I want to write code for one of them that changes the same property in the same way for all of them. When I tried doing this with just a specific button (I entered the …

So Im trying to write some code that takes a chunk of text, splits it up into words, then puts these words into an array. What I have is: [code] string buf; stringstream ss(database); // database is my chunk of text while (ss >> buf) // Tokenize when whitespace met …

Could you please give some info regarding - What are basically linked lists . I know that they can be used as arrays and stacks and queues. But confused a bit about FIFO and LIFO CONCEPTS. I cant understand how do we always access the stack from top.It is just …

ok i have a problem, like you can see in the code i already create a bidimesional array step by step..... ok i want to eliminate that, and instead of that i want to load the array from a .txt like this> 0-0-6-0-0-0-6-0-0-0 0-0-8-4-0-0-0-0-0-0 6-8-0-0-0-0-0-0-0-0 0-4-0-0-2-0-0-0-0-0 0-0-0-2-0-4-0-0-0-0 0-0-0-0-4-0-0-1-0-0 6-0-0-0-0-0-0-0-0-5 0-0-0-0-0-1-0-0-7-0 …

Please I need help with this program. I tried different approach, but doesn't seem to be getting no where. [B]QUESTION:[/B] [B]You've been going to work on a database project at work for sometime now. Your boss encourages you to program the database in Python. You disagree, arguing that Python is …

Here is a snippet from an example on C++.com. They use what looks like a do loop. I tried putting it into their search, but nothing came back for "do". As far as I can tell it forces the loop intially, otherwise the while statement would cause it drop through …

What is the difference between "\n" and '\n'.? Also what is the difference between " " and ' '??

I would like to reverse a sentence. I have this: [code=python]sentence = "a doctor kills your ills with pills and you with bills" print sentence[::-1] # sllib htiw uoy dna sllip htiw slli ruoy sllik rotcod a [/code]However, I would like the sentence reversed like this: bills with you and …

HELLO THIS IS MY FIRST POST. I WISHED IF ANY ONE COULD HELP IN EXTRACTING WORDS FROM A CHAR ARRAY -STRING LIKE IF THE SENTENCE INPUTTED BY USER - [B]JACK WENT UP [/B] THEN I NEED TO PRINT THESE WORDS SEPARATELY ON FRESH LINES OUTPUT- JACK WENT UP [B] I …

Why does this not work, and are there other alternatives? This will eventually be used in a loop of sorts.. the different fileName's will be determined by the program in real time.. [code=cplusplus] #include <fstream> #include <iostream> int main (int argc, char** argv) { std::string fileName; fileName = "testFile.txt"; // …

ive been trying to connect my c program and a postgre database using VC++. but i cant compile it because it cant find "postgres_fe.h". and also i cant find any tutorials about this one too. When i searched google, most are for linux. if anyone here knows some links to …

I am to create a program in which the user puts in a word and the program displays the definition. The words are 20 words I select. I have a comon idea on how to achieve this, but I never scaned for text before. I know char is for a …

This is my first visual basic 5 project and it's for work not a school assignment. Any help is appreciated. I'm displaying lines from a file in a listbox and I'm highlighting each line according to a timer. I don't want any user clicking in the listbox, but when I …

Can someone look at this and tell me if it actually is doing what it's supposed to. [php]from __future__ import division counter = 1 while True: li = [] for i in range(1,(counter+1)): if (counter/i) % 1 == 0: li.append(i) if len(li) <= 2: print counter,"is a prime." counter = …

hi.......can anyone tell me how do i call a subroutine created inside my dll from another project example:- i hv created a dll having a sub-routine named "initialize" in it .....when i call this sub-routine from my project after having made all the necessary declarations its giving me an error …

Hi,sir.I encounterred a person who said that C++ is an unsafe language.I try the follow code ,but when I input an non-int type,the program will fall in a bad loop.(gcc4.1 in Linux) [CODE] #include <iostream> #include <string> using namespace std; class bot { private: int password; public: bot():password(567){} virtual ~bot(){}; …

Hello, I have generated a group of random numbers but I can not figure out how to display the numbers in groups of 4. Any suggestions? [CODE]srand ((unsigned int) time(NULL)); int i, high, low, number; high = 47; low = 19; for (i=0; i<20; i++) { number = rand() % …

I read somewhere about somebody importing the sys.py module. I can't find the bugger on my system! I have python 2.5.1 installed on this Waxows XP machine. I did a search for sys.py in the c:\python25 folder and sys.py isn't there! Isn't it supposed to be installed by default? If …

Hi everybody, Can anyone among you let me know.how can i find execution time of an algorithm in my c coding!! thanks Nalini

I have been stuck on this one problem for sometime now and I have tried looking this up in all my references but was not able to come up with a solution to this error. Can someone help me with it please. My gratitude to you in a thousand years …