Software Development Forum

Hi i tried to do some training and write '==' operator to compare between two vectors but i got this error Error 1 error LNK2005: "bool __cdecl operator==(class vector,class vector)" (??8@YA_NVvector@@0@Z) already defined in Source.obj c:\Users\Sarbast\documents\visual studio 2013\Projects\Overloading Vector\Overloading Vector\Vector.obj Overloading Vector Vector.h #include <iostream> using namespace std; #ifndef VECTOR_H …

When selecting from DataGridView as program line below: Diameter = DesignationsDataGridView.Rows(e.RowIndex).Cells(0).Value I get following exception message box:- System.ArgumentOutOfRangeException was unhandled Message="Index was out of range. Must be non-negative and less than the size of the collection. Parameter name: index" If I select 'continue' from message box then I return to …

HiHi seems like i have so many queries for programming.. EG. textbox use to set the password how can i make a program so that i can set MINIMUM character to be inserted in textbox is 7 then i can save the data if not validate[ insert password with at …

Code1: <input id="text" type="text" name="fname" value="First Name" onclick="this.value='';"/> Hi Friends, Code1 - this print in my text box value "First Name". onclick this value gets erased so I can type Name. but if I go to second text box and come back to this text box to modify or add …

Hi guys I've written a very simple program that reads in some files, does some cleanup on the data and then creates a sql statement to insert the data into a table. Now I have 125 of these fies of varying sizes and on some (not all) of the files …

Hi I wonder if any kind soul could help me with a timer problem in c. I am not at all experienced in writing c code. In a c dll (called from a vb user control) I need to avoid blocking the parent application, and also be able to abort …

Hi All, How can i get mac address from other computers with input ip address? Please helps Best Regards...

I wanted to know how i can print the purhcase that the user got. Thank you. import java.util.Scanner; public class VendingMachine { private double chips; private double cookies; private double soda; private double gum; private double candy; private double energyDrink; private Scanner kb; private int dollar; private int quarters; private …

- the GetWindowRect() give me the window size and position; - the GetClientRect() give me the window size without inclued the scrollbars\menus\borders\others; so when 1 image is more big than client size, what size i can use? DC size? and if a child window position is more big than client …

Hello all, I have an XML string that I need to tear down and process. Sorry for what may be a simple problem, but I'm new to XML processing. Here is a sample of the XML: <?xml version="1.0" encoding="UTF-8" ?> <CCSMessage Type="4" Name="CustomerFetchResponse" Source="CoremaContextServer" Destination="WSA0205" UserID="LoyaltyBatch" IncludeLoyaltySummary="true" LimitLoyaltyTransactions="0" > <Result> …

1) What are three ways of creating a String object ? 2) What is the difference between string concat method and simply adding 2 strings ?

Alright, so I am simulating a rice roll 100 times, repeatedly. It's getting some whack numbers for some reason, I can't find the problem in code. I have done some printing of the different variables and it seems fine, but I know theres something wrong. package com.github.geodox.dicerollingstats.main; import java.util.Arrays; import …

Dear All, It would be great if someone would help me in rearranging the following file absed on the similarity between the column, My file looks like this, CD79B-GH1 ID* 3/2 CD79B-GH1 ID 3/3 CIRBP-C19orf24 RM 2/6 CIRBP-C19orf24 RM* 4/4 DCAKD-NCL RL 1/2 HMGB2-EHMT2 RL* 5/3 KANSL1-ARL17A IM 5/13 KANSL1-ARL17B …

HI, my code for search is rec.Open "select * from Body_Markings_new where Part Number like '%" & txtsearch.Text & "%' ", conn, adOpenDynamic, adLockOptimistic after compiling this code getting an error saying syntax error (missing operator) in query expression 'part number like' %1%" please help me I not able to …

i have problem reading the data from text file. The first line in my text file should go to 1st row but it go to the column, here is my code. JScrollPane scrollPane_1 = new JScrollPane(); scrollPane_1.setBounds(30, 288, 944, 207); frmDevelopNewProgram.getContentPane().add(scrollPane_1); String[] columns={"Program Code","Program Name" ,"Major","Abbreviation"}; lap_table = new JTable(); …

I have an assignment that is due tonight and I ran into a few errors. The first two parts compiled successfully just the third one ran into errors. I don't know what went wrong. The errors I am getting are C:\Users\Owner\Desktop\Inventory Part 3\inventoryTest.java:51: error: cannot find symbol NumberFormat nfc = …

I'm working on a bit vector class that I'm using in a current project. Basicly BitVector is a container class for storing and manipulating data a bit level. I have two member fuctions for "setting" and "getting" bits at a given index. // Returns the bit at the specified index. …

I have a form which contains a datagridview and 2 textboxes. I have managed to populate the 2 textboxes as required by click of relevant row in datagridview. With the same click I also open another form which also contains 2 textboxes of the same name and these require the …

Until now I've been replacing Enter key behaviour in controls (in base classes) with Tab key behaviour with the following code in the keypress event handler : If e.KeyChar = Chr(13) Then SendKeys.Send(vbTab) e.Handled = True End If Although it's worked for me until now, I have serious doubts about …

what is micro in c programming.

i'm testing the win32 scrollbars, but i'm with 1 problem: when i use the SB_THUMBPOSITION message, why the window isn't repainted( the WM_PAINT message isn't used)? case WM_VSCROLL: switch (LOWORD (wParam)) { case SB_LINEUP: VerticalScroll-=1; break; case SB_LINEDOWN: VerticalScroll+=1; break; case SB_THUMBPOSITION: VerticalScroll=HIWORD (wParam); break; case SB_PAGEDOWN: VerticalScroll+=10; break; case …

I am confused on how to implement this. I was thinking a loop, but the loop I was doing would only fill the array and make the stack full. Any tips/suggestions I can use to help me get through this mental block? I put the code for all three of …

I am trying to get my head around the functions etc in xslt with xml. I have made a dummy xml file <?xml version="1.0" encoding="UTF-8"?> <?xml-stylesheet type="text/xsl" href="books.xslt"?> <books> <book> <title>Hello Dolly</title> <author>John Thumb</author> <readers> <young_readers>17</young_readers> <older_readers>23</older_readers> <total_readers>40</total_readers> </readers> </book> <book> <title>Goodbye John Thumb</title> <author>Dolly Smith</author> <readers> <young_readers>12</young_readers> <older_readers>3</older_readers> <total_readers>15</total_readers> …

I have a datagridview with 10 rows I can select mutiple rows by using Ctrl & Mouse click but what I would like to do is use a button to select the row. I.E the user could select row one, click the button and row one would be selected then …

In my book a new tabpage is created programmatically this way: auto tabPage3 = gcnew System::Windows::Forms::TabPage(); but I want to do it without "auto" word because that's a new 2010 feature and I use VS2008. The MSDN solution didn't help. I hope it'll take just a little tweast to solve …

If I prompt the user for n number of printers, is there a way of creating n number of vectors on the fly as opposed to creating vectors and putting them in your class structure at the start? I have to create as many printer queues as a user specifys. …

There are tips on how to install Boost with Visual Studio, there are tips on how to install Boost with Qt , so my questions is : is it possible to install and later work with Boost with the two IDE's mentioned above ( I have them both on my …

What is a goodway to code a btn ation. To inialize adeaktop app from another desktop app. More over,run thejar use a eclipes build.xml . I built both apps in netbeans environment .

YO gUYS Please help me how to open a webpage in C++

Hi guys.. I'm still going through C++, learning new stuffs. It is true that I have finished my C++ course two years ago. But, you all know C++ have too much things to learn! Anyway, I need help guys "kindly" how can I open a program/or any file using C++? …

I'm having an error when I run this code any ideas? When I run it and enter the code it works if I enter the same numbers I had entered before his turn, but if i enter different numbers I get Unhandled Exception: System.IndexOutOfRangeException: Index was outside the bounds of …

hi, I need a help.how can i SEARCH a record in a database using listbox and display the results?? For an example: if i select a destination on the listbox and it will look for the records on database and display it. im using ms access and adodb connection.Below is …

Hi, i would like to know how to retrieve an image in an access database to vb6. Thanks in advance.

Say I have code like this... typedef struct { unsigned A:1; unsigned B:1; } FlagStruct; extern FlagStruct *Flags; Imagine that the Flags instance is a shared resource in a multi-threaded application. Say thread #1 decides to read the value of Flags->A but thread #2 decides to set or clear Flag->B …

//**numHits and numHalfHits give incorrect values.I don't know why** #include "Mastermind-game.hpp" using namespace std; int main() { bool choice = false; cout << "This is a game of MASTERMIND v.0.1" << endl; while(1) { cout << "Enter 1 if you want to solve game for your self" << endl; cout …

Friends , Is there any way for data alignment in the list box. My code is given below Private Sub TxtFdt_KeyPress(KeyAscii As Integer) Dim L, L1, L2, L3, L4, L5 As Integer Select Case KeyAscii Case vbKeyReturn If TRS.State = adStateOpen Then TRS.Close TRS.Open "SELECT * FROM Tran WHERE Ac …

So basically I was supposed to take my prior lab which read a text file that had the hours and wage: 15 10 50 15 30 10 I needed to add the name to my text file Doe Jane 15 10 Doe John 50 15 Doe Joe 30 10 My …

I struggle to find a solution at my java project... It gives a lot of bonus as well.. so, i would really appreciate it if someone is willing and expert with java and can help me with my project, if he has time to help me with it. :) If …

try { /* Class.forName ("sun.jdbc.odbc.JdbcOdbcDriver"); String loc = "jdbc:odbc:Library"; String filename = "C:\\Users\\Krishal Lad\\Desktop\\Library.mdb"; String database = "jdbc:odbc:Driver={Microsoft Access Driver (*.mdb, *.accdb)};DBQ="; database+= filename.trim() + ";DriverID=22;}"; // add on to the end con = DriverManager.getConnection (database);*/ Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); String database = "jdbc:odbc:Driver={Microsoft Access Driver (*.mdb,*.accdb)};DBQ=Library.mdb;"; System.out.println("connecting to database..."); Connection conn = …

Hi, I was wondering if there's a way to check an existing id in the main table when using temporary table,then use another id for inserting records.Since it may cause error for using the same id in the main table. Is there a way to do that?

So, I was doing some doing some research for a program I'm working on and I stumbled upon the information that clang++ is a better alternative to g++ on Mac. I've been trying to use it because I can define that I want to use C++11, yet, the file output …

I have a code that i have made that appends a file then uploades the output of the appending to my websites database. In the code i have 2 def statements that i would like to put into modules. I was wondering if omeone could tell me a simple way …

Not sure what it is nedding I'm needing help on coding this program I get back some 2 errors. What I have is: public class Inventory { private double ItemNumber; //to store Item number private String ItemName; //to store Item name private double UnitsInStock; //to store number of units in …

It's been a long while since I've been here. I am trying to use Win32 IEAutomation to automate IE to login to SharePoint, read some information, download some files and some other junk. I installed WIN32 IEAutomation. When I run the simple script: use Win32::IEAutomation; my $ie = Win32::IEAutomation->new( visible …

Hi! I have this code and getting this problem: undefined reference to 'vtable for Triangle'. Thanks for your help! #include<iostream> using namespace std; class Point { public: float x,y; Point(){} Point(float x,float y):x(x),y(y){}; Point operator=(Point &X); }; Point Point::operator=(Point &X) { this->x=X.x; this->y=X.y; return *this; } class Figure { public: …

//please can someone explain the output 4 8 12,why is it so? Thanks int count = 0; do { for( int i = 0; i < 4; i++ ) count++; cout << count << ‘ ‘; } while ( count < 10 );

Hi all... Can somebody explain to me why this code only works when I uncomment a specific line. It's not a crazy precision timer or anything just messing around atm, but don't understand the behavior. #include <iostream> #include <string> #include <time.h> // clock_t, clock, CLOCKS_PER_SEC unsigned int timer(){ clock_t t; …

Alright, so I am building a Converter to convert ASCII to Binary and for some reason, the for each loop stops working when it hits a space, and I have no idea why. I'm probably just over thinking it. Extra: Can you tell me how to force the output binary …

Question : In Bouboun University's Information Systems 3 arrays are used to store student details, 1. Stud_Names (array of strings) holds the name of 100 Students 2. Stud_Map (array of strings) hold the ids of the 100 students (whose details are stored in Stud_Name) 3. Stud_Marks_Mod1 (array of floats) holds …

My code compiles but it has a java null error. import java.util.Arrays; public class Example { private int[] NumberArray; public Example() { int[] NumberArray = new int[4]; } public void setNumberArray() { NumberArray[0] = 20; NumberArray[1] = 15; NumberArray[2] = 22; } public void printnumberArray() { for(int index=0; index &lt; …