Software Development Forum

I am working in Turbo delphi using VCL for aplication and I am in an urgent need of someone explaning me how to draw curves for parabolic shot. I need to learn how to make the line in a slow motion making it draw the flight from the starting point …

Hey guys I have a question and I hope someone can answer it. I've been having many problems in trying to find an answer to if I would be able to load a Turbo Delphi project I made this year into my ipod touch.

My Insert statement is not working for some reason and I cannot figure out why. Any help would be highly appriciated. Imports MySql.Data Imports MySql.Data.MySqlClient Public Class frmCreateUser Dim connectionstring As String Dim dbCon As MySqlConnection Dim strQuery As String = "" Dim SQLCmd As MySqlCommand Dim DR As MySqlDataReader …

i want to how when is my player is jumping, statding, or falling. for some reason it only goes in fall == true if statment. in my paint method iam printing different images. bc testing what is player is doing. i have main_class and player_class. //in player class public void …

I'm working on a homework in which i need to create a Pizza order form. I've created the form along with the code but when i debug it, it gives me error. Errors below:(i've attached my code) C:\Users\Vasquez\Documents\Visual Studio 2005\Projects\Pizza Order\Pizza Order\Form1.vb(113) : error BC30451: Name 'txtSurname' is not declared. …

The prgram will only display one number. In this case 9. I switched, 9 with 6.71; and only 6.71 displayed. So what this means, only the 2nd to last node's value is displayed. Note that the display function is able to display the original order of the array passed to …

Greetings again friends! It's been a while since I've visited. I had to take a while off from working because of family issues, but things are getting better and I'm starting to work again and that means I get to come back and exchange Q&A with the best programming web …

Im starting kernel programming and need info on the read and writing function to a /proc file. When a program writes to my /proc module, I need to store the contents. When I read the contents of the /proc file, it only return the most recent entry, and not the …

hello, i'm doing a searching form, here is my code [CODE] Dim con As New OleDbConnection Dim cmd As New OleDbCommand Dim rd As OleDbDataReader con.ConnectionString = ("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\Bengkel\Project\db.mdb") cmd.CommandText = "SELECT * from Book where authorName like '%" & textsearch.Text & "%'" cmd.Connection = con con.Open() rd = cmd.ExecuteReader …

I will be posting bits and pieces of my code that is relevant. //Function Prototype int binarySearch(char*); // Binary search of dictionary. the Function I'm passing to. char* reverseTruncateCipher[80]; <---- variable I'm passing. /*I have these variables stored in them reverseTruncateCipher[0] = all reverseTruncateCipher[1] = generalizations reverseTruncateCipher[2] = are reverseTruncateCipher[3] …

Hello everyone Is there any way to kill the python.exe in Task Managaer "On Windows" using visual basic The Problem is that i do open more than 1 python file at the same, But on task manager it's hows me something like this Python.exe python.exe python.exe python.exe I have got …

I give the value of three reference types (Integer,String,List) to a function to change it. But only the value of List changed, but Integer and String are reference types too. Why can't I change their values too? public static void main(String[] args) { Integer i = new Integer(1); String s …

Hello How to change the resolution in VB6 ??? If one have 1200x900 and other have 800x 600 how can VB6 change or know what resolution the user have. Thanks Lenny

ok i need help with this code i more than triple checked the spelling so i dont know what is wrong anymore and i have checked that i inserted the right data also. This is my code i use to insert into my DB when i break it i get …

Define a getStandardDeviation() function with the specification and prototype shown below: // Calculate the population standard deviation of the scores // That means... // 1) For each score i, add pow(scores[i] - mean,2) to a running sum. // 2) divide sum by the number of scores. That's the variance. // …

i have a doubt in graphs whelther incident matrix and adjacency matrix r they same?????

I am writing a java program that solves for program complexity using Halstead metrics. I just want to know what java keywords are considered "Operators" and "Operands" in halstead metrics. Any help from you guys will be appreciated...

Hi every one I'm trying to retrieve UserID (which is autonumber in ms access database) using C# and assign it to string u.I'm totally new to C# and trying to get more skills.... here goes.. string connStr, selectCmd; connStr = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=..\\library.accdb"; selectCmd = "SELECT * FROM users WHERE First_Name …

Would anyone know how to install pre-compiled binaries. I want to use GLIB and have downloaded the pre-compiled binaries. I'm running Windows XP and have a MinGW compiler. I've googled this but i'm having trouble making sense of it. There must be a standard way of doing this. Thanks

Hi, I'm getting an error when trying to deserialize my XML file. The error message is "There is an error in XML document (2, 2)." Below is the code in question and the XML file. Could someone please explain why this is? Thanks in advance! <?xml version="1.0" encoding="utf-8"?> <Objects xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" …

I am working on a minesweeper project and everything is working fine EXCEPT for when you click on a cell and it contains a 0 (no mines around it) and it is supposed to open all the other "0" cells around it using recursion. Right now, I keep on getting …

import java.io.*; import java.io.Reader; import javax.servlet.*; import javax.servlet.http.*; import org.w3c.dom.*; import javax.xml.parsers.*; import java.net.*; import org.xml.sax.*; public class HelloWorldExample extends HttpServlet{ public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException{ response.setContentType("text/html"); PrintWriter out=response.getWriter(); URL url=new URL("http://cs-server.usc.edu:10724/my1.php"); URLConnection urlConnection=url.openConnection(); BufferedReader in = new BufferedReader(new InputStreamReader(urlConnection.getInputStream())); String xmldata; while ((xmldata = in.readLine()) …

I've built this up but it will not run completely. When executed the program promts the users for the questions then print nothing of the calendar. this is my code so far. //Izabella Pearson //CIS 150 //Program 6 #include <iostream> //Header Files #include <fstream> #include <string> #include <iomanip> using namespace …

Hello, I am new to using windows form application in c++ and i am having a problem with making my program work. I have three textBars and one button. The first textBar is for the user to input a double. When the button is pressed i want it to perform …

Hello i have a printer cable that i connect to it some LEDs . i want to use CreateFile and WriteFile functions but i don't know that i should use LPT1 and LPT2 or COM1 and COM2 in CreateFile function. h = CreateFile( L"LPT1", // pointer to name of the …

Hi guys. I am currently making a Question and Answer multiple choice Program. So far it is good. I used Array to shuffle 50 questions. the problem of the program is it cannot count the right answers and display it. This is the part of the program that has an …

I have been working on this method for six days without any luck. I should have talked to you earlier. This method is from the book, but it only is deleting California. I cannot figure out why. I tried a couple different methods(recursive and others) and none of them worked. …

I'm trying to load an image in an Applet.The code goes fine and the Applet Window starts but it just gives a blank window instead of showing the image.I put the html file,.class file and the image file in the same directory.Can u figure out where I went wrong?? Here's …

I am trying to solve a problem 3 on project euler. For thoes who don´t know the site, here is the question I am trying to solve: The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number 600851475143 ? ---------------------------------------- …

Iam trying to implement ternary tree in java but i have got exception in printnode method..i couldnot figure out the exception it will be great help if any one help me to figure out this Thanks in advance here is the the code exception Exception in thread "main" java.lang.NullPointerException at …

1. You are required to make a structure named “section”. The names of the two sections are secA and secB. 2. There are two members of this structure i.e. numberOfBoys and numberOfGirls. 3. In secA there are 48 boys and 6 girls while in secB there are 50 boys and …

I see this example frequently and thought I'd give it a shot but I've got something unexpected happening with my Queue. I have multiple threads utilizing my producer class but the output doesn't show that it is being written to by each thread. protected Queue<ProductMessage> prodQueue = new ConcurrentLinkedQueue<>(); @Override …

Hi everyone... im using C++ Microsoft visual studio and would appreciate if you can help me out here. Ive been trying to do this the whole day ... and canttt figure it outtt PLEASEE HELPPP !! I am a total beginner so sorry if i have very stupid mistakes. #include …

Sorry my English is bad.Im beginner in programing with c/c++ I have to write 2 codes and want some help **1. Write a program with a function main () and selecting a menu of functions: Generate a programming-random number generator data for lottery ticket / max 100 / with six-digit …

All, I am working on a simple program that reads temperature, humidity, and dew point from a sensor and logs the result to a .csv file. I am using netbeans and using alt-enter to surround code with try-catch whenever netbeans suggests. The result is pretty ugly and I can't imagine …

AffineTransform tx = new AffineTransform(); tx.translate(0, 100); tx.rotate(233); tx.setToRotation(34, 333, 333, 222); g.drawImage(player_image, x, y, x+width, y+height, 50*(int)frame, 147, 50*(int)frame+50, 189 ,Sprite_Sheet.m1); not sure what iam doing wrong. this code below just display image g.drawImage(player_image, x, y, x+width, y+height, 50*(int)frame, 147, 50*(int)frame+50, 189 ,Sprite_Sheet.m1); now how can i flip it …

Hello again, I am working on another homework problem for my fundamentals class and my brain just isn't working. Like always I am looking for direction not for someone to do the work for me. So I have to create a program that asks for 5 test scores and will …

Can someone please show me how to get the Odd number using the For..Next loops in VB I have declared the following; Dim intCounter As Interger Dim intStartValue As Interger Dim intEndValue As Interger Dim intSum As Interger intStartValue = 0 intEndValue = 50 intSum = 0 Iam trying to …

Hello, I'm having trouble with the ArrayList add method it seems to be giving me an error in BlueJ. It say's no sutiable method found for add(int) method java.util.ArrayList.add(int,Order)... And how would I create a new object inside a method which will add the parameters to the arraylist. Thanks Here's …

I am new to this but i have downloaded and installed GMP library. The problem is that i have no clue on how to use it! Want to get a number larger than 18*10^18 (unsigned long long) but i dont know how! I am confused with all the mpz and …

Hi! How should I get date, month & year in ascending order there in Crystal report? I have written following code there in my form to show report. Imports System.Data.SqlClient Imports CrystalDecisions.CrystalReports.Engine Imports CrystalDecisions.Shared Public Class Income_Sheet_Report Private Sub Income_Sheet_Report_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load cmbisrbdt.Items.Clear() …

i create a program using java and jframe. now how can i put it on desktop so that i dont have to keep on opening eciplse to run the program. is there a way to put it on desktop with a icon. so i can click it any it will …

I have a loop to look for the key i.d. "veh2." The loop is there because even though the next line in the text file is where it should be, it is not there in all cases. The problem I'm having as far as wording or a way to go …

I have created a table named student including column stu_id, stu_name & Blood_group.I created a delete button to delete rows and I used the following code when delete button is pressed.I take input using jtextfield.But this can only delete by taking input in stu_id.But now i also want to delete …

Define a getMean() function with the specification and prototype shown below: // Return the sum of all scores divided by the number of scores. // This know as the "mean" or average of the scores. // Assume that numScores > 0. double getMean(double scores[], int numScores); Here is the driver …

Hello all. For my project I have to create a snack machine with mints and cookies. So far I have gotten an array of cookies with the code below. However an interesting problem I'm having is my output: OATMEAL cookie LEMON cookie null CHOCOLATE_CHIP cookie OATMEAL cookie LEMON cookie null …

I am doing my c++ program on hospital data base management. I have users of type admins,hospitals,doctors and patients. Each have their own username and passwords. I used files in order to maintain data base. It does not enter if the user name and passwords does'nt match. But my problem …

hi all, i am not able to redirect/login to my owa page. when i run my code below commandd windoe comes and disappears nothing happens. please seemy code below: Sub main() Dim strServerName As String = "12.345.56.789" ' my owa ip Dim strPassword As String = "password" 'my password Dim …

i am trying to get crystal report of my Marks_master Records From Table . I tried Following Code But It is Giving Me Exception As : System.IO.FileNotFoundException was unhandled Message=Could not load file or assembly 'file:///C:\Program Files (x86)\SAP BusinessObjects\Crystal Reports for .NET Framework 4.0\Common\SAP BusinessObjects Enterprise XI 4.0\win32_x86\dotnet1\crdb_adoplus.dll' or one …

Define a getScores() function with the specification and prototype shown below: // Get scores from console and return the number of scores recorded. // A negative value signifies end of input. // If more than MAX_SCORES values are entered then discard entries beyond the first MAX_SCORES. // Assume that MAX_SCORES …