Software Development Forum

new to I.T. need help about the problem analysis ,algorithm design, formatting the output package gasolinestation; import javax.swing.JOptionPane; public class GasolineStation { public static void main(String[] args) { float total, money; String yesno; JOptionPane.showMessageDialog(null, "Welcome to Gasoline Station!"); do { String select = JOptionPane.showInputDialog(null, "1 = Diesel .................... $ 39.00\n" …

hi all... this is my 2 weeks using vb.net 2010 express i usually use vb6 in vb6 if i compile the project then the result is single exe and in vb.net 2010 express i have many file my question is , is there a way to make single exe like …

I need to store the number of digits from a number into a variable. e.g. 538, i need to store 3. How can I accomplish this is C++? Thanks.

I have a time as a string saved as HoursMinutes example 1642 (16:42) and I tried to convert it to date as Hours:Minutes with following code: Dim dt As Date Dim s As String s = "1642" dt = CDate(Format(s, "00:00")) but the result is: 00:00 instead of 16:42 Any …

Hello if anyone can help I would like to know why I get this error when executing.. exception in thread "main" java.lang.NuSuchMethodError: main [code] import java.awt.*; import java.awt.event.*; import javax.swing.*; public class GridLayoutFrame extends JPanel { // These are the components private JButton FindB,AddB,RemoveB; private JLabel theOne,theTwo,theThree,theFour,studentID,theMidTerm,theMidterm,theFinal1,theFinal2,FinalG1,FinalG2,FGrade2; private JList studentNumbers; …

Hi everbody, Seen posts saying simple dictionary in Java. Thought of sharing something may be useful for others. Here is a simple code if anyone interested. import java.util.*; public class Dictionary { public static void main(String[] args) { Map <String, String> dictionary; dictionary = new TreeMap <String , String>(); Scanner …

can anyone help how to save using this code below.? i used adodc recordset with adodc1 .ConnectionString = connectdb .RecordSource = "Select * from 'tablename'" .Refresh 'dont know the next action end with 'what does this code mean?

i'm trying to get metro app style to windows form application. any help..?

How to make a reverse string program in [c programming](http://www.programmingpad.com) language ?

Hello I am a student of computer science year 3 and am doing my project on a **road design simulator**. I should be able to design a road on a java interface and simulate it with cars. Does anyone have an idea about how should i proceed with it?

hey I faced the interview Question - Name Textbox EMail Textbox Mobile Textbox Button-ADD First he told me to add the three textboxes values into the listbox. Its simple--I have done it. Listbox1.items.add(me.textbox1.text & " " & me.textbox2.text & " " & me.textbox3.text) Then he told me that draw one …

Hi, I want to perform a search with Python in this site: [url]http://www.draftexpress.com/search.php[/url] I want to search for a player who's first name is "james". The problem: The page with the result's url is: [url]http://www.draftexpress.com/search.php#results[/url] Obviously, when opening this page directly, I don't get the page with the results for …

Hi, I am using DispatcherTimer in my WPF application, following is the link from where I learned it http://msdn.microsoft.com/en-us/library/System.Windows.Threading.DispatcherTimer.aspx#Y1710 Now problem is I cant make it available outside the procedure, and declaring it globally throws error. Is there any way to make it global? Or any other way to use …

hello everyone i created a python file DailyExpensessave.py when i need to import this in another python program i was getting this error > Traceback (most recent call last): > File "C:\Python32\DailyExpensessave", line 1, in <module> > from DailyExpenses import * > ImportError: No module named DailyExpenses Both the python …

write a program to print the highest palindrome value that is the multiplication of two numbers lies between 100 to 1000.

I a new c++ programmer, and i started to solve the SPOJ online challenges just practising , and because of my few experiance.. it gives me wrong answers alwayes. See [ **the Challenge** ](http://www.spoj.com/problems/PALIN/) here. My Code : #include<iostream> #include <vector> using namespace std; int reverse(int input) { int last_digit; …

So i have write the following code (above) and now for the second part i am required to apply the Complex Number into finding the voltage across the Resistor in a series RLC circuit. The following tasks : Create an executable program Resonant Circuit, which allows you to output the …

error is coming while linking the file error is undefined symbol _clearviewport in module ... i have used graphics.h library function dos.h and also stdlib.h can any one help me out to identify this problem?

This is the code which i wrote.But when i input a word,it should search it and give the definition.I think there is a problem in while loop.But i can't solve it.Can u guys,plz check it? [CODE]import java.util.*; class dictionary { public static void main(String args[]) { Hashtable dict = new …

Hi This is code: #include <iostream> #include <windows.h> #include <fstream> using namespace std; LRESULT CALLBACK LowLevelKeyboardProc( int nCode, WPARAM wParam, LPARAM lParam); int main() { fstream plik; HHOOK hKeyboardHook =0; plik.open("keys.txt", ios::out); plik.close(); return 0; } LRESULT CALLBACK LowLevelKeyboardProc( int nCode, WPARAM wParam, LPARAM lParam) { KBDLLHOOKSTRUCT *pKbdLLHookStruct = (KBDLLHOOKSTRUCT …

Hi Everyone, I am just starting out so I am sorry for this basic of a question. I have developed the code below to run a very simple program, but, each time the program runs the console window comes up during the program run but closes itself automatically. It should …

i can cobble scripts together and whatnot, but my knowledge of cgi/perl is very limited. i have a simple guestbook script i have been using for years, and it suites me well... i have modified it some to allow people to check a box and add themselves to my mailing …

Hi, Using Visual Studio 2012. Why does the syntax highlighting turn off periodically. Then unexpectedly it turns back on again, unreproducably, and rather annoyingly. A chocolate eclair for anyone who knows...?

Dear friends, is there a way to execute a dos command in a frame inside a wx.window GUI (and not in the usual external window)? Thanks

Hi everybody, Just wondering if it is possible t hat we can change the text size in balloon or bubble message or whatever you call it the one we create useing "trayicon.displaymessage("message", "message", message.info);Highly appreciate if someone could help me out. Thanks.

how to make a mdiform fixed size(can't be resized or maximize) as there is no property like border style in mdi.

I am considering an option for users that will allow them to write their own account numbers or create their own algorythm for creating custom account numbers for customers, but also want an option that will auto-generate them if the user doesn't care by using the identity property in SQL. …

#include<stdio.h> #include<stdlib.h> struct complex { int real,imag; }; int main() { int choice; struct complex x, y, z; { printf("Press 1 to add two complex numbers.\n"); printf("Press 2 to subtract two complex numbers.\n"); printf("Press 3 to multiply two complex numbers.\n"); printf("Press 4 to divide two complex numbers.\n"); printf("Enter your choice\n"); …

PROBEMS: > The Library class would include data members such as ID, Date of acquisition, description, number of copies, title and **instance methods such addItem() and retrieveItem()** also accessor and mutator methods are needed to accecss data members. > User arrays to store library holdings. So here's my questions: **What …

ok so I have been given the following question: Your team is required to build a working SAR system. The system should reflect the following: 1. It should be built using any appropriate technology you are familiar with. However i'm not sure what is meant by SAR system, can someone …

Hi, I am new to Java. Recently I developed one application for Uploading files to Shared drive. All files are Uploading properly but Checksum Of PDF files are mismatching. Someone please help me to fix this issue Thanks in advance.

hi i need the code to calculate the euclidean distance by reading a yeast dataset file when the calcute button is clicked it show the distance between different points in another frame

Hi Everyone, I am trying to read in a block of xml using the following code, but it always jumps over the foreach loop: XDocument doc = XDocument.Load(sourceFile); XElement root = XElement.Load(sourceFile); var DataRecords = doc.Elements("DATA_RECORD"); foreach (var dr in DataRecords) { //build up the values we're interested in string …

Hi everyone, we were taught about Generics and Interfaces at uni and I wasn't sure what the perfect situations are to use interfaces because they don't have implementation in them so they work as a contract to other classes where everyone can implement their methods as long as they extend …

I have datagridview populated with several columns,out of which some columns I want to change from textbox cell to comboboxcell at runtime. I have written a piece of code which works perfectly fine but it takes time to load grid.Below is the code: For Each row As DataGridViewRow In dgvUserDetails.Rows …

How can i link database from microsoft access 2003 with VB.NET? can i use anything from eg. Form1 and display them on Form2? thx u very much.

I'm making a payroll software ,I have made two forms 1.Employer Form 2.Employees form I think now that I have confused ,because now I cannot diffrenciate between who works for who any sugesstions how can I improve on design ,or something that can solve the confusion (Problem) I also have …

i got a problem with my visual studio 2010 the properties window doesn't display anything whenever i click any control i've tried reopening the properties window, opening some old solutions and restarting the program, but it still the same i've also reinstalled visual studio but it didn't help either my …

I have datatable looks like below:  I want to create a stack chart that will produce something like this:  I don't know where to start. I have google about how to create stack column but still can't get it. So far I have a chart but …

void drawMap(std::string MapLoc) { char* gridMap[95] [55]; ifstream Map(MapLoc, ifstream::in, ifstream::binary); while (Map.good()) { for(int i = 0; i < 95; i++) { for(int j = 0; j < 55; j++) { if (gridMap[i] [j] == "X") { //Draw Wall glColor4ub(255,255,255,255); glBegin(GL_QUADS); glVertex2f(10*i,10*j); glVertex2f(10*i,10*j); glVertex2f(10*i,10*j); glVertex2f(10*i,10*j); glEnd(); } else if …

I download open source from sourceforge.net, But I doesn't see .sln. So I can't see source code.

This small code example shows you how to approach the beginning concept of an very simple "IDE" for Python.

having a little trouble trying to convert this pseudo code into python, could any help receiveFile () { lastblock := 0 newblock := 0 ; repeat repeat event := getFrameFromUDP(m) ; case event of data : newblock := getBlockNoFromFrame(m) ; transmitAckOverUDP(newblock) | timeout: transmitAckOverUDP(lastblock) esac until newblock==lastblock+1 ; lastblock = …

I have implemented a toolbar that has several QPushButtons inside QVBoxLayout, however I have implemented it in `toolbar_UI.py` from PySide import QtCore,QtGui class ToolBarUI(QtGui.QWidget): def __init__(self,*args,**kwargs): super(ToolBarUI,self).__init__(*args,**kwargs) self.floatingToolBar() def sizeHint(self): return QtCore.QSize(65,45) def buttons(self): self.emlSel = QtGui.QAction("Email Selected", self) self.emlScn = QtGui.QAction("Email this Scene", self) self.emlBufr = QtGui.QAction("Email Current Frame …

So I am writing a cash register program, person buys items and the number calculates. But I am stuck at looping, I want the user to pick to pick all his/her items first then after all the program is done I want the program to ask if the user wants …

/ // Clipper.java // // /** * Object for performing clipping * */ public class clipper { /** * clipPolygon * * Clip the polygon with vertex count in and vertices inx/iny * against the rectangular clipping region specified by lower-left corner * (x0,y0) and upper-right corner (x1,y1). The resulting …

Hi all, I want to combine multiple files those are kept in a directory. Before getting the big file, I want to edit first and then combine them. For example, I have two files such as file1 and file2 in a directory, say TEST file1 contains 1 C 8.95377612903e-07 2 …

Hello, Iv recently just started using javafx and i am struggling finding a way to access data from a controller class, at the moment i can do it using method.invoke, however it seems like more of a hack than a legitimate clean option of accessing data from a controller class. …

This program accepts the name and ID of chess competition contenders. It then randomly assigns a pair of contenders to play against each other. The program predicts the result of each pair by a random result prediction function. The program then continues to pair the winners in the same method …

I Have these Programming Project In School Using Visual Basic 2005 Express, we were assigned to do a First Come First Serve Simulator however it's just my Second Year in College and I'm No good in Programming cause I'm not majoring in IT.. Any one can help me on how …