Software Development Forum

im learning some algorithms , and trying to come up with a version for Quick find using union find. the algorithm works like : 1. get user input for size of the array (the array holds the data on which quickfind will work) 2. create and initialize the array based …

//This program is supposed to read 20 scores from an input file and initialize them to an array //then print the components into 2 separate output files #include <fstream> #include <string> using namespace std; const int ARRAY_SIZE = 20; void printArray1(int scoresArray[], int sizeX); void printArray2(int scoresArray[], int sizeY); ofstream …

hi ... i want to send to MMS/SMS from PC(mobile phone connected via Usb cable ) to any mobile number at remote side using [B]GPRS[/B] connection. this is a one module of my Final year project. please any one know any library in JAVA or C++ who works this, kindly …

Hello Every One, When i run my project i get Error "There is no row at position 0", please help. Here is my code: Private Sub PopulateDepartmentHead() 'Fill data in comboBox Dim SqlDataAdapter As OleDbDataAdapter Dim DSet As New DataSet Dim strSelect As String SQLConn.Close() SQLConn.ConnectionString = oFunc.GetConnectionString(sINIFile) 'myConn = …

Good day! I have this datasets format in sql server! AccountID AccountName 1/30/2013 2/30/2013 3/30/2013 4 Credit Cards 20,000 30,000 12,000 5 Loans Payable 5,000 6,000 5,000 How can I load all this data to listview? The colums are dynamic. It could be 6, 7, 8, or 12, or higher. …

private void decrypt_Click(object sender, EventArgs e) { v = Convert.ToDouble (txtencrypt.Text); t = Math.Pow(v, d); msg = Convert.ToInt16(Math.Pow(v,d) % Convert.ToDouble(n)); txtdecrypt.Text = Convert.ToString(msg); } This is the code im doing for decryption in rsa algorithm but i got a problem in power operation. For a small power value,the power operation …

Write java program to do the following:  Write a METHOD to input an array of type LONG that stores the value of all the powers of 2 from 0 to 63 (i.e. 2^0 to 2^63 )  Output the contents of the array screen (what happens if you try …

Hi all, Im writing a program, that takes the a, b, and c from an equation, and uses them to find x using the formula: [http://www.purplemath.com/modules/quads/qform01.gif](http://www.purplemath.com/modules/quads/qform01.gif). The problem im getting, is that when I plugin the equation 1x^2 +3x +4 I get x = -Infinity and x = infinity instead …

hi, i want a get msgbox(" Time Out") , when click some button then after 10 days ago, it may be close my application and it can not affect to time ( 10 days), i dont know how it code, please help me. tks,

Hi there, I was wondering if anyone could help me, I’m trying to send various packets of data over network via UDP. I’m using the sendto() function in winsock2. I’m trying to send different data types over UDP, for example; I have positional data such as: int time; float LAT; …

I have two tables Employer Employee Employer Table: I have one field EmployerID (pk Key assigned to it) Employee Table: EmployerID(pk Key assigned to it) IDEmployer(fk key assigned to it,and Allow Nulls:Checked) Now my question is how to relate two tables ,that I will now that who works for who? …

This is my first program apart from the infamous "HelloWorld" one. The purpose of this program is to simulate a lottery number generator. The program is printing numbers which is great, but it isn't behaving like how it should. It's supposed to print 100 number combinations and it only prints …

hi experts, i have problem saving my logout entry could not be saved on database. Password & username textbox is in the login form on form 1 and lbldate & lbltime is on form 2. Log-out click is a Menu editor on form 2. Pls help me check my code. …

which one should be preferable from the following two nested for loops: 1. for(i=0;i<100;++i) { for(k=0;k<10000;++k) { <lines of code> } } 2. for(k=0;k<10000;++k) { for(i=0;i<100;++i) { <lines of code> } } why?

hi every one, iam try to build aconnection to sql database using sql string inside my c# class, but i cannot use ConfigurationManager i donot know why ? iam beginner in c#. i have read in enternet, i need Configuration Manager dll file but it doesnot work with me. what …

Dear Daniweb Members, First of all sorry my english writing. I installed JavaJDK 7u13 with NetBeans 7.2.1 and db-derby-10.5.3.0-bin.zip on a fresh OS. Then i set the environment variables according to their relative paths as seen below. By using ij the test database and the test table created, records inserted …

http://i.imgur.com/kWrBizl.png In the above Image, I generator a Sudoku Matrix of 9x9 values. Is there any way I can allow user to enter individual values by moving around the caret and typing? Basically, I want them to just be able to change the values displayed on the screen by moving …

I'm writing a program that will keep track of every Anime/Manga I watch/read(I'm an avid fan). I'm trying to make a database in order to keep track of all of the titles of the Anime/Manga. My problem is that when i try to add a new title to the existing …

Hello Everyone i am trying to write a program for printing all the combinations of a string.I do not want any help regarding the algorithm but i need help figuring out why this program is giving the error message "First-chance exception at 0x761bc41f in word.exe: Microsoft C++ exception: std::out_of_range at …

Ok, so I am working on the hangman game for a school assignment. I have everything doing what I want except for one issue: No matter how many letters are in my word, the number of dashes is always one more than I need. For example: say the word is …

Please enter your starting balance: 200 What would you like to do? B...Show Balance D...Deposit W...Withdrawal Q...Quit B Your balance is 200.000000 Press any key to continue . . . i put my set precision to 2 and it's printing 6 zeros. how come?

I m having a problem when sending my c# projects to a friend via e-mail. Before sending i use WINRAR to compress it however when the other side gets the mail and when it tries to open it, it get s an error ouptut saying: "application not found". When going …

Ok, so my form displays an error saying "run time error. could not find installable ISAM." everytime i run it. And its pointing at "conn.Open" part of the code when i run it. heres my code: Dim conn As ADODB.Connection Dim rec As ADODB.Recordset Dim rec1 As ADODB.Recordset Dim rec2 …

Hello, I created a dynamic object but I do not know how to use it when the instanciation of the object is finished. I would like to call some methodes from Class Base by an objet that I created dynamically. Can you explain me, pls? Thank you This is my …

Greetings everyone i really need some help about this error. If (maleRbtn.Checked = True) Then gender = 0 ElseIf (femaleRbtn.Checked = True) Then gender = 1 End If If (dietRbtn.Checked = True) Then purpose = 0 ElseIf (BDrbtn.Checked = True) Then purpose = 1 End If Try sqlCmd = New …

I ran same code linux and HP platform And the result stored was different. I found that the boundar for comparison is 255. It can be more undersstood from the below code. #include <stdio.h> int main() { FILE *fp=fopen("linux2.txt","wb"); int a = 100; int c=0; int i=0; for (i=0; i …

Hi All, While running a piece of code on Linux and HP i found the differenc in the result. Can Anyone Explain Why it is giving different results? #include <stdio.h> int main() { int a = 0; int b = 30030; int c = 34094; int d = 0 ; …

#include <iostream> using namespace std; struct td{ int ** subj_no; }; int main(){ td p; **p.subj_no = new int * [7]; } If not then how should I accomplish this task? What's the corrected version?

I have been trying to make a simple "quiz" program on Python. And this is what I coded: print("Mathematics Quiz") question1 = "Who is president of USA?" options1 = "a. Bharat Chauhan\nb. His dad\nc. His mom\nd. Barack Obama\n" print(question1) print(options1) while True: response = input("Hit 'a', 'b', 'c' or 'd' …

I have found the following post re this issue does any body have any idea which is correct 1. [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Comdlg32] "NoFileMru"=dword:00000001 2.HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer Value Name: NoRecentDocsMenu Value Type: REG_DWORD Value Data: 0 or 1 0 = Yes, allow recent docs 1 = No, do not allow recent docs Value Name: ClearRecentDocsOnExit …

This is just an example i have to do a simillar thing on a much larger code , but my question is why doesn t this work? I solved my problem with a string method and return statements but why can t i use a void method with the result …

Can we use integer as a key for the string in the HASHMAP?

hi folks, im having a problem here on my code can't figure what's wrong.. so here's my code: import java.awt.*; import java.awt.Font.*; import java.awt.Color.*; import java.awt.Button.*; import java.awt.event.*; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.awt.event.WindowListener; import javax.swing.*; import javax.swing.JOptionPane; public class Calc extends JFrame implements ActionListener { JTextArea txtArea; static final …

Hi guys and gals. How can I find write or open for example? I tried man write and man open but those were not the pages I was looking for.

My vb6 to vb.net converted application performs about twice as slow as the classic ASP version. Here is the setup: I have an old ASP application that uses for most of its function calls a vb6 dll of 30000 + lines of code. I managed to convert the dll into …

I was working on a project in my VB.NET Express and suddenly my code that was working fine and starting up as normal gave me this error: {"An error occurred creating the form. See Exception.InnerException for details. The error is: Format of the initialization string does not conform to specification …

I need to consume a web service in VS 2010 using VB.NET that gives a result of a class type. I've already added the reference and called it with: Dim mag As New Magento.ecommerce I can create a variable as the class: Dim Stockcodes As New List(Of Magento.clsStockcode) I just …

Hi experts, my time value display is the word "true" on Label2.caption and not a real time. On Label1.caption the is the exact date. Only the time got wrong. below is my code: Private Sub Timer2_Timer() Label1.Caption = Date Label2.Caption = time End sub I have a timer1 the dispaly …

Hi all Hope you can help! I have an XML file which contains several bits of information for each software entry (snippet seen below). <software> <software_entry name="Adobe Acrobat X Standard" path="Applications\Acrobat\Acrobat X Standard\AcroStan.msi" type="msi" switches="/qn ALLUSERS=1" /> <software_entry name="Adobe Acrobat X Professional" path="Applications\Acrobat\Acrobat X Pro\AcroPro.msi" type="msi" switches="/qn ALLUSERS=1" /> </software> …

If I have two objects (Intern and Manager) derived from an Employee class, could I create a function that would return a pointer to a new instance of one of the two derived objects by passing the type to the function. So, could I do something like this (I know …

hi everybody, im doing a project in vb 2010 its a simple "guess the number between 1 and 30" i have it all finished working properly , my only remaining issue is, if i enter a character or letter into the combobox, it crashes the system. i got a piece …

Hi I have a problem with my SQL UPDATE It says here: Syntax error in UPDATE statement. Here's my code: Private Sub btnEdit_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnEdit.Click Private Sub btnEdit_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnEdit.Click Dim sqlupdate As String sqlupdate = …

-->>Hi, here is athing I managed to write Codes that Creates a Folder for a User when Registered... -->>The Folder takes User's registered name with some additional files inside it,works very fine... -->>The code I used is this one: MkDir GetAppPath() & "SPGPAC - File User Files\" & UCase(txtUserName.Text) MkDir …

Hi, I want to know how to send keys like ALT, Shift, Ctrl, Entre, etc. with the My.Computer.SendKeys() function. Also, I need a code with which i can send 2 keys together like Ctrl+C If its not possible with SendKeys(), please suggest some other function to acheive this. [I use …

Hi Sir, Kimangel is here again! Gud Day! How would I code that a cursor will automatically return to its place where it was encountered error? unless resolved. Below is my code; Private Sub txtContact_No1_LostFocus() On Error Resume Next If txtContact_No1.Text = "" Then MsgBox "Fill up the field to …

Hi how can i pass if my connection is false? i have a code here Dim con As New OleDbConnection Dim dt As New DataTable Dim ds As New DataSet con.ConnectionString = ("provider=Microsoft.Jet.OLEDB.4.0; Data Source='" & ConMonthEndLocation & "';Extended Properties=Excel 8.0;") con.Open() dt.Clear() ds.Tables.Add(dt) With Form_Month_End_Report .ListView_LOB.Columns.Clear() .ListView_LOB.Items.Clear() Dim da …

I have to be missing something obvious here right? I ran test on all the variables and everything looked like it was correct when i > val the loop kept running. Any suggestions? Thanks x = raw_input(":") def whileloop(val): i = 0 numbers = [] while i < val: print …

Someone please give me some idea to solve this question ? Should I use Interface or I can use only Heritage ? Write classes implementing the management industrial tools: * Each one tools can be started, stopped or be stopped urgently. * There are three families of tools : 1. …

Hi people. I'm trying to run whoami using execv but I'm getting a problem: --- CHILD PROCESS --- child PID: 3146 parent PID: 3145 execv: Permission denied child exit code: 1 I already have certified myself that I have run permission for whoami for all users. I don't know what …

Hello, When I run the project using my localhost, everything works fie. But when I use an other server I get this error: No suitable driver found for jbdc:mysql:// public void populateList2() { Connection con = null; Properties conProps = new Properties(); conProps.setProperty("user", "abn859"); conProps.setProperty("password", "100011399"); try { con = …