Software Development Forum

As part of a program I'm making, I have a class, and have 5 different instances of this class declared globally for accessing by anywhere else in the program. The class has a list associated with it, that should be different for each of the 5 instances of the classes. …

Hi I Have 100 Picture Box(PictureBox1-100) And I want to use Each PictureBox with loop like [CODE]Dim left as Integer Do while left > 1 PictureBox 'Picture Box number i used left = 'My Procedure Left += 1 Loop[/CODE] How Can I use Each PictureBox From 1 to 100 Thank …

I have a datagridview and i basically click a button that goes through all the rows in the table looking at two particular columns: quantity and re-order level. After every row the code checks to see If the re-order level is greater than the quantity of that particular row. if …

The function that my timer carries out: 1) changes the text of buttonX4 from "Copy To Clipboard" to "Your Bio Has Been Copied" 2) after 2 seconds (timer steps in) it changes from "Your Bio Has Been Copied" to "Copy To Clipboard" Problem: After it completes step 2 when i …

This code crashes, unless the indicated line is commented out, then it works beautifully. I cannot understand this because it is the 3rd in a series of 4 repetitions of the same thing. Any help is appreciated. Thanks [CODE] int x=0; int y=0; int lp=0; for(lp=1;lp<=4;lp++) { y=0; x++; y++; …

this code works but it doesnot display multiple records.. like if i search for Andrew, i want my code to display all names similar to Andrew, Alex, Adam..etc can anyone please help me with the code. Mu code is listed below. thanks [CODE] Private Sub Find_Load(ByVal sender As System.Object, ByVal …

Can anyone give me any insight on how to perform a [B]lookup[/B] on a key/definition hashtable? This is the method that I am trying to use to perform the lookup: [CODE] const Object & lookup( const HashedObj & key ) const { return theLists[ hash( key ) ]; } [/CODE] …

What do you guys prefer working with, strings or char arrays?

i have this code but this only prints the line number in the incorrect word *text1*. however i want it to print the line number of the incorrect word located in the text file called words. what can i add to it or arrange? # text1 is my incorrectwords # …

I am new to C++ and am trying to create a doubly linked list using templates, here is the code doubleLinkedList.h [code] #ifndef DOUBLELINKEDLIST_H_ #define DOUBLELINKEDLIST_H_ #include<iostream> #include"nodeType.h" using namespace std; template <class Type> class doubleLinkedList { public: void initList(); bool isEmptyList() const; void destroy(); void print() const; void reversePrint() …

Hey everyone, What's i'm trying to accomplish is this - I have a webbrowser control & a treeview control...once I load a website I create a HTML DOM tree representation of the website using the code below... What I want to do now, is the following: [LIST=1] [*]mouse over any …

Im learning java, and having trouble with some simple code. Heres my code, can you tell me why the output is disregarding the "Correct!" statement at the end package Otm; import java.util.*; public class Otm { public static void main(String arg[]) { Scanner sc=new Scanner(System.in); String Wash="Washington"; String Ham="Hamilton"; String …

Hi, I've been having trouble understanding this code that my professor put on the web. Can someone help me understand this. I thought this would compile and run but its giving me an error message " Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 0 at fileio.AllCapsDemo.main(AllCapsDemo.java:64) " Im not sure how i …

Hi All, I have cut this down to a simple example. The access file has a table called rooms which contains a description field of type memo I want to load this into a dbmemo (delphi 7) I run this by a button onclick event [code] procedure TForm1.Button1Click(Sender: TObject); begin …

Hello I would like to count how many words are in a string ie "PETER JOHNSON LTD" so this string contains 3 I was going to use strtok but this is too slow. Any other ideas?

Good day to you guys! im having a bit of a problem using strtok. im currently tinkering with extracting gps data, which are separated by commas. ive seen code in several forums but most of them assign the output of strtok to the same char pointer. what i want to …

Is it possible to use child window created in Win32 API as a container for another windows (controls - buttons, edit fields etc.)? Or is there any other way how to use container in Win32 API? The goal is to create a simple user interface for application?

hi, I have a problem with Operator '&' someone may help me with this problem. thank u :) [code] Protected Overloads Overrides Sub Render(ByVal writer As HtmlTextWriter) If String.IsNullOrEmpty(Name) Then Throw New NullReferenceException("Name must be set on a widget") End If Dim sb As New StringBuilder() [B]sb.Append(("<div class=""widget " & …

Hey all I currently am having trouble utilizing the oledbcommand method named parameter because I do not know how to use it properly :( Here is my class: [CODE]namespace CalendarApplicationLibrary { public class MeetingEntryDA { private const string CONNECTION_STRING = @"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\Entry\entry.accdb;Persist Security Info=False;"; public void WriteDataToFile(MeetingEntry currentEntry) { OleDbConnection …

It only has one player, and no it isn't that technical on the rules of soccer. If the ball gets out of bounds there is no penalty shot, it just respawns randomly on the field. My problem is in my lookatball funtion I think, but I am not sure. Sorry …

How can i print a text file in c#? I've been looking on the internet and found code, but I just need it on paper, don't care what type of letters, just a regular print.. And i want to keep the code short. I've found long code, but I've got …

Okay so I am writing some C# and the program at one point reads in a file and stores each line in a string array. This part of the code works I have tested it. Well then I have the string displayed in a listBox with this string array using …

Hey guys. So I basically read in a bunch of data from a file into a data structure. But while I was doing that I included the spaces (which I dont want). So now I want to compare each element to see if it does have a blank space, and …

Hi guys :) Well I got an "variable might not have been initialized" error when I tried to compile the following code: [CODE=java]import java.lang.*; public class NewFrame { public static void main(String[] args) { if (args.length != 3) { System.out.println("Usage: java NewFrame <frame-name> <frame-hight> <frame-width>"); System.exit(1); } int firstArg, secondArg; …

Hi, Does anyone know how to use a datagridview from form1 into another form2.

Background: I have two lists: one list (list) contains elements of AnyType and one list (index) contains integers. The integers (in index) are sorted in ascending order! Mission: To print out the elements in list 'list' @ index given by list 'index'. Example: list = {I, really, love, to, hate, …

hi everyone. can any of you guide me asto how to avoid null pointer exception in the result set variable.i am using this function to get all data in mysql table in hashtable. how to i take the scenario if there was no data in the table at time of …

hi I'm new user of PYTHON and I want extract a little part into a string like this example 100|1999|pepito|False|[B]27-10655374-1[/B]|False|||05/09/1952|1|4||3||1|1|8|67||4|False|True|False|oerirabtaa||||Femenino|0|0|0|0|0|0|2| the part to extract (in the example, in black letter), have two parameters 1 is the part with exclusive format ##-########-# 2 ever is locate between 4º and 5º | …

I have been working on this for days!! I dont want to allow negative numbers in my program. I have changed it so many times I cant stand to look at it anymore. I greatly appreciate any help even just an example of what I need to do. I will …

Did a quick search but couldn't find anything on ostream and multiple files depending on data. I'm pretty sure it's something very simple flying over my head, but I can't seem to get this to work. Basically what I want to do is write to a file depending on the …

In python I have a very large string of 0s and 1s. i.e '010100100101110101001...' etc. I want to convert this to BINARY without first converting it to decimal. Then I want to take the resulting binary number and convert it to it's decimal equivalent. Fastest way possible because it is …

I wonder why the following code work. In the debugger i see that every thing works fine but after the "root = createNode(item);" statement I can't see the new node assigned to root? [CODE]Node *insert( Node *root, int item ) { if(root==NULL) root = createNode(item); if(root->data>item) insert(root->left,item); else if(root->data<item) insert(root->right,item); …

I am writing a program in which i will be using 2 functions, one for writing integers into a text file & second for reading them back in integer form. while i did not faced in writing int say 100 numbers into a text file. i am stuck on reading …

I am trying to learn how to pass pointers to vectors properly, and having a bit of trouble. I am using Dev-C++ IDE here is the GIRLFRIEND class [CODE]#ifndef GIRLFRIEND_H #define GIRLFRIEND_H #include "player.h" // inheriting class's header file /* * No description */ class GIRLFRIEND : public PLAYER { …

Can someone tell me the benefit of header files in C++? I believe there must be good reason for it, but I don't quite understand why. Why would I want to create some code in two seperate files, somewhat repetitive, when I can write it all one time, in one …

i have this assignment due tommorow ive tryed it but it seems tuffer than what it should. anyone have any ideas? Write a function stage 1() that reads one of Tommy’s data files into a suitably declared and named data structure. You should assume that there will be at most …

need help- create a tree(simple m-ary),with each node having 4 dataitems & 5 children. "IN C-language" just 1 example showing 1 or 2 node created will be really helpfull(as this is tedious)........i have all operation clear till binary tree...but this 1 is not clicking!!!!..... or in case u knw any …

I posted this thread but it got transferred to another, can someone edit the code for me so that I can get the answer in exponentiation, (^)and(*), Example : Enter number : 8 Prime factors of '8' : 2^3 Enter number : 56 Prime factors of '56' : 2^3*7 [B][U] …

The situation is like this, says: I have textbox1 to textbox20 to show real-time reading, then textbox21 to textbox40 for other purpose. So textbox1-20 can be manage in group through: [CODE]For index As Integer = 1 To 20 Form1.Controls("Textbox" & index).BackColor = SystemColors.Window Next [/CODE] The problem is, after some …

Hi, Does can anyone tell me how to change the startup form?

hai have designed calc application but iam not geting how to get the clicked number shoud present in the text field how to do arithmetic operation iam beginer of java please can help

i wanna check a zip file in a directory.how can do it? directory="c:\myzipfiles" listfiles="a.zip,b.zip,c.txt,d.xls" #a.zip is badfile import os import zipfile mylist=os.listdir("c:\myzipfiles") for zfile in mylist if zipfile.ZipFile.test(zfile): print"you can extract ",zfile else: print "you cant extract ",zfile and how can i use zipfile.ZipFile.testzip() thanks for answers...

Hello! I've got this collection of python files in a directory. Each file contains a variable called 'ors' that has as its value a dictionary. I know you can get the value of the variable in a file by typing: >>> import filename >>> filename.variable What I'd like to do …

im looking at creating an adjacency matrix built with rows r1, and columns c1, with a float value. i have managed to read the the values from a text file, set out like: r1,c1,float1 r2,c2,float2 etc... i am having trouble converting these values into an adjacency matrix. thanks

What i want to do is that when i click buttonX4 i want the text to change from "Copy To Clipboard" to "Your Bio Has Been Copied" Then i want it to wait for 2 seconds then i want it to change back to "Copy To Clipboard". I did this …

I am supposed to create a c# based visual studio application called "TaxCalApp"The purpose of the application is to determine the tax that a person has to pay based on his taxable income. i have done my homework and head cracking.....i cant run the program right.what is wrong with my …

Hello everyone. I'm beginner and i trying to make time register system. But i can't insert my datetime to my database.Here's the code that i wrote [code] private void button1_Click(object sender, EventArgs e) { string dt; string dt2; DateTime date = DateTime.Now; DateTime date2 = DateTime.Now; dt = date.ToLongTimeString(); // …

Keeping getting into errors in my code...this looks to be the wierdest so far... [CODE]class bug: public living{ protected: bool ate; int energy; public: virtual void moveToFood(point hunter, point food); bool eatIt(point hunter, point food){ int hx, hy, fx, fy; hx=hunter.getx(); hy=hunter.gety(); fx=food.getx(); fy=food.gety(); if((hy==fy)&&(hx==fx)) ate=true; else ate=false; return ate; …

Read number(N)keyed in by user Set factorial to 1 While N is not equal to 0 Set factorial=factorial*N Set N= N-1 End While Display factorial

I'm working on trying to fix the errors that I have in my coding. The first error I am having is with the import lines i.e., import dot java dot text dot asterisk semicolon The message I am getting is <identifier> expected. What do they mean? I am very new …