Software Development Forum

a salesman travel from sindth to punjab province. He may visit either n=2,3,4,5 or 6 cities of punjab. For every number of cities n he may adopt different roots. Some roots will be longer and other shorter. Develop a Cpp program.

Hi i was wondering if anyone could help me, im wanting to when you click in a certain area it changes the background image thanks import Tkinter as tk from Tkinter import* import urllib import base64 def click(event): if event.x > 100 and event.x < 430: if event.y > 100 …

Hello, I have a problem with a Form (EJournalF) that is activated unexpectedly and can't find from where. If I let it be Auto_Created in Project/Option/Font Auto_Create there are 2 instances at run-time, if it is listed in Available_Forms, only one instance is created. I have a MenyForm as Mainform …

I've been given the following instruction: *Add a new method to the library that applies a function to every value in the tree. (This is an iterator method for trees.)* int bst_char_iterate(bst_char *t, char (*fun)(char item)) *NB: The BST property will only be preserved by this method if the function …

Heya all, Right now, i'm working on a small, text-based game, but i'm a bit confused about how to get my coupeling right. at the moment, i have 5 classes: an Item class, an inventory, a player, a room and a 'game' class that loads the game. The game class …

How to check if startdate and enddate overlaps when changing date in datetimecontrol? (C# or SHAREPOINT)pls. is there anyone who knows how to check if dates are overlapping? this is my gridview: | ID | cost | start date | end date | status | --------------------------------------------- | 1 | 66.00| …

class MemberCounter: members = 0 def init(self): MemberCounter.members += 1 # m1 = MemberCounter() # m1.init() # MemberCounter.members -> 1 # m2 = MemberCounter() # m2.init() # MemberCounter.members -> 2 # m1.members -> 2 #m2.members -> 2 # m1.members = 'Two' # m1.members -> 'Two' # m2.members -> 2 In …

i am so confuse dude.. why in my visual studio 2010 ultimate didn't show crystal report gallery? after i click "add new item" and add crystal report, it just show me SAP page that say "learn and download". i have install SAP crystal report runtime engine for .NET framework 4(32-bit). …

Alright so here's a good one for you guys. Long story short I am trying to create a .bmp file out of a byte []. Now I have code that will convert a byte [] to an Image that I then save to a file, but this doesn't work. Why? …

Hello all, I am stuck with a nullpointerException at line 41 and 60.Can someone please help me out.any kind of help will be appreciated. Thanks import javax.swing.*; import javax.swing.event.*; import java.awt.Color; import java.awt.*; class calenders extends JFrame { int i=0; int j=0; int k=0; JFrame jf; FlowLayout fl; JPanel jp[]; …

anybody can help me do it?.. The objective of this assignment is to refresh and enhance the skills of the students in problem solving involving functions, arrays, classes and others using the C++ programming language. Students MUST use the inheritance and polymorphism concepts in the OOP. Students are required to …

I have text file that contains username and password userandPassword.txt chris ABC jane DEF john DEF I am tryng to Decrypt the password using caesar cipher, with a key of 3 from the text file. which means that if I key in username: chris and password:XYZ, it will login successfully. …

Hello, I've been trying to create a function to calculate and return the total payment. RadioDay is a radio button with value of 7 while RadioHour is 70. Somehow I am getting InvalidCastException "Conversion from string "" to type 'Integer' is not valid." from the part where I want to …

Hi all. Im having trouble getting my menu to work on my window. this is what I have so far as for my code. package sparepartinventory; import java.awt.Dimension; import java.awt.Toolkit; import javax.swing.*; /** * * @author jonathan */ public class SparePartInventory { /** * @param args the command line arguments …

Please help me..What is wrong with this syntax...there are 2 parts of error.. Private Sub class_initialize() DoEvents Set con = New ADODB.Connection With con .ConnectionString = "Driver=(MySQL ODBC 3.51 Driver);SERVER=localhost;PWD=;UID=root;PORT=3306;DATABASe=cvsur;" .CursorLocation = adUseClient .Open End With End Sub **.Open** was the error from this syntax..(Sytax Above) ______________________________________________________________ And another one …

#Name: Calum Macleod #Date : November 6, 2012 #Purpose: A Python program with a loop that lets the user enter a series of whole numbers. #The user should enter the number -99 to signal the end of series. #After all the numbers have been entered, #the program should display the …

Hello all, I am trying to find all occurences of a letter in a word. If the letter is present in the word, then I save it to a String. For example here is the text: Hello World, my name is godzab. I search the text, and if there is …

I need to read excel files and compare them and produce new outcomes using Python. i have realized that by suing the following codes I can read an excel file: import xlrd wb = xlrd.open_workbook('values.xls') wb.sheet_names() But i keep getting error of: [COLOR="Red"]Traceback (most recent call last): File "C:/Python26/Atest/filename.py", line …

I want to pass an input file to a function and within the function, fill an array by reference. It isn't allowing me to do this, it keeps telling me it's expecting a ";" after i in the function. I couldn't really find anything about this in my book - …

so this piece of coding is having a problem. namely the search funtion. it will search but the result would only be the first element. the second will not be seached. like for example first element is lily and second element is john. search for the name lily will result …

Please help me with this, i'm trying to create a domino game (which a project in school) i'm a midway learner of Java Prog, but still i haven't know a lot. My problem is, i'm trying to draw over the background image of my playFrame, but the rectangle does not …

hello today i start writing an application which uses mdi forms(its new to me). and i use the following code:(i set form1=idmdicontainer=true) , is this correct way to create mdi forms ? further i write the code : there i have 2 more forms (form2 and form 3) Private Sub …

Is it possible to create a program in VB 6.0 or VB.Net that diagnose a computer??? For example check any problems with hard disk or memory or any other peripherals... if it can be done. can somebody point me to the right direction on how can I do this??? thanks …

Trying to compile an Fast Light Tool Kit project for the first time. This is one I've generated in FLUID and dragged into Code::Blocks IDE (MinGW compiler). Not sure what this error means or how to fix it but it seems that it's very common? Any clues as to what …

Hey everyone, I posted recently an issue that was almost resolved but I have a similar question but have different variables. I'm really new to C and I'm a bit confused. Like I said on the other post I need to seperate a string using strtok() and store the seperated …

i started learing java reading thinking in java i cam across this java objects do not have same lifetime as primitives an object retains in memory even after its scope until garbage collector detects and releases the memory well whats the lifetime of primitives..?? their memory will be released after …

Hello, I'm trying to understand some things about derived classes: how to add something "extra" to existing functions in base class. My base class is "shape2D" like a rectangle, 3 functions: set values, calculate, show results. No problem here. Then I create a derived class named "shape3D". Please note the …

Hello everyone, I just start to study about Java and I need to design a website in Java. I do not know I should create a Java Application project or Java Web or Java EE.... Could you help me to start this? Thank you.

I'm writing a script that downloads files for web design, and this line produces Traceback (most recent call last): File "bootlace.py", line 60, in <module> download(data['jquery'], 'Downloading jquery. (File size %s)', 'js/') File "bootlace.py", line 11, in download file_size = int(meta.getheaders("Content-Length")[0]) IndexError: list index out of range That line is …

how can i get the font of a control? for i change what i need and then select it

So, I see pointers defined in many different ways but I never quite understood what the difference was. Could someone explain it to me? Examples: `int * a; int* a; int *a` That second one may or may not be actual C++ but I've seen it done in all those …

the folllowing code i have made but its not catering for the vowels coming together...what should i do in this code to accurately count the number of vowels and count the remining char left in string without vowels as after tokenization only the first token remains in the char array/string …

Good day folks. Problem: My program needs to import data from a database and display them in a table then manipulate and display the data in various ways. That bit is solved the next part is where I need help. The program then needs to save locally... 1. the newly …

I'm practicing arrrays and in the following program I'm passing a multidimensional array to a function to fill it. This worked with a single dimensional array just fine. (1) Is this bad practice? (2) Do the multi-D arrays work the same way as the regular ones. In the program below …

I have a question about best practices as far as opening and closing the database connetion in my app. Currently I am opening and closing each time the database is accessed with a query or update. Should I be doing this? It’s a lot of opens and closes. Or maybe …

Hai all, i have created a project in visual basic 6 and i made the exe file by clicking the command in file menu " Make Exe ........". but the icon represents like a form. i wnat to change this icon to my own. how can i change it. is …

In a list box some email now I will that the corresponding name to the email rs.MoveLast rs.MoveFirst max = rs.RecordCount rs.MoveFirst LstData3.Clear List1e.Clear For i = 1 To max If Not Len(Trim(rs("Email"))) = 0 Then LstData3.AddItem rs("email") & " " & rs("eftn") & " " & rs("namn") If Not …

Can the sibprocess.call('') function be used to execute .mp3 files, it doesn't work for me. Which function is used to run any video or audio file from within Python?

#include<stdio.h> #include<stdlib.h> #include<string.h> #define sizeofhash 30 struct nsbh { char nama[100]; char norek[20]; char ttl[40]; char jk[20]; char alamat[30]; char kota[50]; char nohp[15]; int saldo; struct nsbh *next; }; struct nsbh bank; typedef struct nsbh atm; atm *hash[sizeofhash]; atm *a=NULL; atm *b=NULL; atm *c=NULL; //Nasabah bank; //Nasabah * pbank = …

Can anyone show on how can i move an image on an excel sheet to a specific cell. Thank you in advance.

I know that this is probably the stupidest question that I have ever asked but here goes....... I am trying to create a new application in netbeans..... and having no luck at all. First I create a new project called Interactive Campaign Manager by choosing java category and then Java …

I am trying to create a Caesar Cipher in Python. I have managed to put together my program with the help of some other websites but have hit a bit of a wall. My code allows me to encrypt a single character and will then ouput this and write it …

Why is accessing data in an uninitialised array undefined behaviour? I ask because I was doing some benchmarking on `vector<int>` vs. `int*` vs. `int**`. My results were: http://stackoverflow.com/questions/20863478/class-using-stdvector-allocation-slower-than-pointer-allocation-by-a-lot Now I'm being told if I use the raw array and try to access an index without initialising it first, it is …

When one sets the DropDownStyle property of a combobox control to DropDownList, the system (from windows 7 on, not sure I had this problem in Vista) changes the appearance of the field, so that it somehow reminds one of a command button. I definitely need the DropDownList behavior, but I'd …

I'm new to Visual Studio & trying to build an application in it for the first time. The code compiles. I used to get the error load from the debugger as a result of not downloading the corresponding .pdb files. After changing a setting in the debugger options, all the …

Hey there everyone. well i have been working on python for about 2 months now and i just cant seem to get my background image to work. I have created the GUI with Tkinter and put a label in it with my name etc, but the idea was to have …

#include <iostream> #include <iomanip> using namespace std; int main() { cout << "\n0----------------------1------8\n"; cout << setw(22) << left << "Registration Fee "; cout << setw(8) << right << fixed << setprecision(2) << "$ " << 22.0 << endl; cout << setw(22) << left << "Hotel Total "; cout << setw(8) …

Hello, I'm writing a plugin for a software in eclipse. I'm using vtd-xml.jar for importing an xml file. I have added to the build path by rigt clicking on the paroject and selecting the opetion add to build path. While I do the operations from eclipse it is working fine …

hi, **please help me to solve the error for:** **text1.txt:** line1 <data> line2 <items> line3 <match name="item1" rhs="domain.com"></match> line4 <match name="item2" rhs="domainn.com"></match> line5 <match name="item2" rhs="1010data.com"></match> line6 </items> line7 </data> **text2.txt:** line1 djshjsdf line2 sdfngjfg check domain.com,domain.com,1010data.com in text2.com, if not there print domain.com,domain.com,1010data.com in to the 3rd text file(text3.txt) …

Okay so I have `MainShop`(base class) then `SwordShop` and `BowShop`(derived classes) and another derived class called `Inventory`. I have a vector under protected in my base class, and when I access it from my derived classes it's okay, but each one has its own value. How can I set them …