Software Development Forum

[B]Input[/B] The input begins with two positive integers n k (n, k<=10^7). The next n lines of input contain one positive integer ti, not greater than 109, each. [B]Output[/B] Write a single integer to output, denoting how many integers ti are divisible by k. my code is......... [CODE] #include<stdio.h> int …

Hi All, First time asking so go easy :-) I am doing c++ a few weeks now, i am doing questions in Project Euler to hopefully improve my coding, But as you will prob see below i am still very new and "Nieve"... Question is: The prime factors of 13195 …

This is something that is really starting to bug me about Python and wxPython... In VB6 (Disallowed by my employer) I can have multiple Forms loaded at the same time. I can show and hide each and everyone of these forms any time I want to. For example I can …

I would like to create a login screen with username/password. Can anyone help me? The login screen should validate username/password before the user is redirected to the next screen. thank u

can someone help a newbie with .net the code i have is working fine to pass one parameter to crystal, can someone help me pass a second parameter called "line"? [CODE]Imports System.Windows.Forms Imports System.Data.SqlClient Imports OEE_NEW.Module1 Imports System.Data Imports System.IO Imports System.Data.SqlTypes Imports System.Windows.Forms.DataVisualization.Charting Imports CrystalDecisions.CrystalReports.Engine Imports CrystalDecisions.ReportSource Imports CrystalDecisions.Shared …

ı want to update datagritview in c# . ı need to this codes.firt ı use edit and ı will edit after the termineting ı click save how can ı write ı use the access database my last codes but can not work urun = comboBox1.Text; boyut = comboBox1.Text; model = …

I am working on simulation and i need to display data to TextArea or JTable, that is generating continuously at run time. ----------------------------simulation class---------------- Class Simulation() { when Nubmer Generate call method ' updateData' in Frame Class to upload on JTextArea. } -----------------------------------frame class--------------- Class JFrame() { Method updateData(string data) …

hi, I worked around to modifying regular expression below but i could't get what I need. I google it, many things found but not for what i want. [CODE] Dim valid AS Boolean = Regex.IsMatch(TextBox1.Text, "^(,?\d+){0,20}$") [/CODE] Allow numbers exactly like 32,1,6,32,12,21,21,54,675,8,4,3,2,9,0,21,21,21,43,744 in TextBox1. Perfect. NOW i want 20 numbers …

Hello, i have created a Xor function for a DLL i am developing. I have a problem with this function as the decoded text isn't matching its original state and i am unsure as to the cause of this, please could you help me? [CODE] #define export __declspec (dllexport) #include …

Hey does anyone know where i can find a list of projects like for school?

Ok i have made a picture ;) That will explain it a lil better. I just need to add that certain code ***|*** to textbox2.text but * can be 1 2 3 4 5 6 7 8 9 button2_click: if textbox1.text.contains("***|***") then ... Picture: [URL="http://imageshack.us/photo/my-images/43/naamlooses.jpg/"]http://imageshack.us/photo/my-images/43/naamlooses.jpg/[/URL]

Again "pseudo-code" for [URL="http://www.daniweb.com/software-development/cpp/threads/379255/1632559#post1632559"]C++ program[/URL]. Quite primitive and simple, but I post it anyway. Generalized to take even even number as parameter.

Hi, if any one has any idea "how the switch statement works". does it maintain any tables internally or any other machanism? and is there any way to make the switch statement efficient?

main() { char *p = “ayqm”; printf(“%c”,++*(p++)); } how will it work?please explain..

Hello, I am trying to figure out how to get the rand() function to include 0. [CODE]int value = rand() % range + 1;[/CODE] No matter what I set range to be, the lower bound is always 1.

plz solve ... [CODE]int main() { const int m=10; int &n=m; n=11; printf("%d%d",m,n); }[/CODE] can w declare &n...its not an error...

Hello all! I am generating a random int between 0 and 75: [CODE] public static int rand(){ int num = (int) (Math.random()*75); return num; }[/CODE] How would I generate the same range of numbers but with a 70% bias for the lower half of possible numbers? I thought I might …

Hi, Im new to java and I can not figure out where I am going wrong in this code. I need to take the value from the arguments in the run configuration. I the values are in args[] array and if there is more than one argument I need to …

Hey guys! I hope what I'm about to do is not frowned upon :) I just would like some input/critics/heads up on my class definition and implementation I did for my project. I am by no means a trained programmer and I doubt my coding style is very good so …

Hello. i have this problem with a program im coding in python. heres the code: [CODE]#! /usr/bin/python from Tkinter import * list=[".", ".", ".", ".", ".", ".", ".", ".", "."] root=Tk() def p(lol): list[0]=1 lol["text"] = list[0] def plade(): ###### ROW=0 a1=Button(root, text=list[0], command=p(a1)) a1.grid(row=0) a2=Button(root, text=list[1], command=p(a2)) a2.grid(row=0, column=1) …

Hello, I am trying to get the return value from the next_number function up to the makefile function. I am getting an error that says next_number does not have a class type. EDIT: the error is "return statement with a value, in function returning 'void'" I don't understand why it …

Hi, I have an array, and it must be sorted. The array's objects have associating values. For example, an array of city details contains these information [I]per object[/I]: (String) cityName, (double) cityNumber, (int) cityNumberOfPets. [CODE] //e.g. city[0] = ("Chicago", 243.2, 14); city[1] = ("New York", 25.3, 15432); city[2] = ("Dallas", …

Which one is update software for c++ and c language. Some practice center such as Codechef,, Uva online judge , I submit a right code but they said the code has compiling error such as it does not familiar with conio.h,getch() etc. I use Dev c++. How can I solve …

I seem to have broken something I get this error Unable to cast object of type 'System.EventArgs' to type 'System.Windows.Forms.KeyPressEventArgs'. my code: [CODE] Private Sub ListControl_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ListControl.SelectedIndexChanged Dim connString As String = My.Settings.strConn Dim conn As New SqlConnection(connString) If ListControl.SelectedIndex > -1 …

Software from boffins who used to work at the [URL="http://spacetech.dundee.ac.uk/"]Space Technology Centre[/URL] at the University of Dundee promises to reveal secrets of legacy code. Founded in September 2009, [URL="http://www.rapidqualitysystems.com"]Rapid Quality Systems[/URL] is a software development outfit that was 'spun out' of the Dundee University Space Technology Centre, and is still …

I know these functions in C, but in C++ they doesn't work. What is replacement for these functions in C++ ? Thanks.

Why almost always capital letters are used when defining macros or variables like [CODE]#define SOMETHING 432[/CODE] instead of [CODE]#define something 3243[/CODE] Also, why in macro definition x is used for example [CODE]#define macro(x) (x*x)[/CODE] Does the letter matter, and can longer variable names be used like [CODE]#define MACROSQUARE(variable) variable*variable[/CODE]

Hey guys,when i go to enter the same account number as i am logged into as well as any other account and click ok the error message displays however it does not stop me from progressing to transfer money to myself. I have had a shot at it however as …

Whats wrong with this code.... [CODE]#include<iostream> #include<conio.h> using namespace std; int main() { int x,y; cin>>x>>y; while(1){ if((0<x<=2000)&&(0<=y<=2000)) { if((x<=y)&&(x%5==0)) cout<<y; //else if((x/2)>y) // cout<<y; // else // cout<<y; else { break; } }} getch(); return 0; } [/CODE] I want to print the single value of y.I do not …

I need to write a program which will execute a factorial, but with an upper and lower bound. Here's what I've written, but it's not working. I keep getting an error message on the for command with expression syntax. Please, I've got to have this and much much more by …

Hey guys! I really need your help. I need assembly language codes to check if a string is a palindrome or not.. Pls. help me.. Thanks~! God bless!

Hello all, I am working on a Blackjack program, but am having a bit of trouble with the finer details. At the moment, I have a list of the cards and their values, as follows: [CODE] Jack = 10 Queen = 10 King = 10 Ace = 11 # card …

I have written a small client server program using tcp sockets, and i ran into trouble in retrieving the data brought in by the receive function. Like down below. [CODE] char *rec; int buff=1024; recv(a,rec,buff,0); [/CODE] You need a char buffer to get the data, but after that i wanted …

[CODE] cout<<"What HTH level are you (1,2,3): "; cin>>hthLevel; switch(hthLevel){ case 1:out<<"Hand to hand level= 1"<<endl;break; case 2:out<<"Hand to hand level= 2"<<endl;break; case 3:out<<"Hand to hand level= 3"<<endl;break; default: cout<<endl<<"Incorrect"; }[/CODE] Need to know how to loop this so if 1,2 or 3 is entered it continues but if an …

Can any one say why the [B]break[/B] state does not work. [CODE]#include<stdio.h> #include <stdlib.h> int main() { int n; loop: scanf("%d",&n); if(n!=42){ printf("%d",n); goto loop;} else { break; } return 0; } [/CODE] this is my code.

Hi, Actually I don't know if my question belongs in this topic or in the mysql topic. But I'm making a VB.net application with a mysql database and i have to make a trigger but I don't know where I have to use or implement it in my application. I …

Below is my code connection to my database..I highlight with red color my target database. And I would like to ask, what is the safest way to target the database. Because Im thinking, what if my database is change to another directory. If that happens, it will cause trouble to …

I have this code: [CODE]import java.sql.*; import java.util.ArrayList; public class Car { private int id; private String model; private String color; private Double price; public void setId(int id) { this.id = id; } public int getId() { return this.id; } public void setModel(String model) { this.model = model; } public …

Greetings expert programmers, Can someone guide me on how i will connect my vb.net 2008 to ms sql 2008 r2? I already installed mssql 2008 r2, and when i try to add the connection it says i need to call the administator something like that even though i checked all …

Hi, I need to write a system that simulates buying and selling on the stock market with just text outputs. I need to create a menu so the user can register and delete thier account. Also be able to buy and sell shares. So far I have my classes and …

Hi, I have a .txt file containing information about 1000 events; each event lists 10-15 hit information. This number is not fixed. The format is given below: ================================================================= begin of event: 45 Hits(): X = 1.01101 Y = 1.01101 Z = 0.048 Hits(): X = 1.00502 Y = 1.02509 Z …

[ICODE]if val(text1.text) <> "0" then or "" then c = val(text1.text) * 1 + c [/ICODE] but it show an error somebody help me

Hello, I have been working on an assignment using codeblocks with the GNU GCC compiler. The assignment must compile using Visual Studio 2008. I have not been able to get my hands on Visual Studio 2008 as of yet, but I was wondering if anyone thinks I should be concerned. …

As the title stated i want to show tooltip when the user press up and down keys in combo box, Please any hint ..... Regarding to problem

Hi I am having trouble at finding a way to iterate through a string of alphabets until a digit is reached. e.g. iterating through [CODE] //Using a scanner, I can use scanner.getNext() to get the first word. //There may be more than one word; there is no way to tell; …

I am at my wit's end with this thing. I just can't figure out, why I cannot set the WNDCLASSEX.lpfnWndProc equal to my class's function. Can someone help? Here's my code: system.h [code] #ifndef SYSTEM_H #define SYSTEM_H #include "stdinc.h" class System { private: void initD3D (void); void cleanD3D (void); LRESULT …

I'm working on learning GUI development, I'm attempting to utilize the GUI for a user to search the dictionary: my code so far is[CODE]from tkinter import * class Interface(Frame): def __init__(self, master): super(Interface, self).__init__(master) self.grid() self.create_widget() def create_widget(self): self.pwrd= Label(self, text='Address Book') self.pwrd.grid(row=0, column=2) self.searchlbl= Label(self, text='Enter Search Query:') self.searchlbl.grid(row=2, …

Hello Everyone, I am working on a program that will write random numbers to a file. I am getting the following error on line 31 of the filer.cpp file. "error: no match for 'operator<<' in 'outstream << srand((( srand(((unsigned int)time(Ou)))'" I believe the code used to generate the random number …

I want to do x=[1,2,3,1,1,2,] y=[1,2] x-y=[3] but when I write z=[set(x)-set(y)] if gave: z=[1,1,2,3] how I can do it?

[CODE]#include <iostream> #include <fstream> #include <string> #include <sstream> using namespace std; int main(){ fstream First("firstt.txt"); fstream File("file.txt"); string firsttime; string blah1 = "enable"; string blah2 = "disable"; getline(First, firsttime); if(firsttime!="not"){ First << "not"; cout << "first time settings (to be changed at file.txt)" << endl << "allow every one enter? …