Software Development Forum

hi friends, i have done programming in c++ and now thinking to start some new language........ i considered java initially but now i am also thinking about python but,the problem is i dont kno anything about python(especially features,powers).. so plz guide me about it and also i wud like to …

my apologies for putting up this thread here, but couldn't find an apt section. I am beginner in java and would like to use netbeans as ide. I hava a few doubts regarding the ide. ---is it possible to write a single file of code, i mean, normally a whole …

Hi! I have a problem with the array of JTextField components. So, the code is shown below and it can be successfully compiled: [CODE] txtAdminTextFields = new JTextField[nrOfCols]; ... tableAttributes.getColumnModel().addColumnModelListener(new TableColumnModelListener() { public void columnMarginChanged(ChangeEvent e) { for (int i=0; i < nrOfColsFin; i++) { txtAdminTextFields[i] = new JTextField(); txtAdminTextFields[i].setPreferredSize(new …

What the title says. Basically, I have some code with 12 nested loops based on the code below, and may have to bump it up to 24. This works fine, but seems a little cumbersome, and can't help but think that there's a better way of doing it? All help …

My program passes a parameter that looks like this: [CODE]std::vector<myDataType> vec; void function(&vec);[/CODE] Then the function accepts the argument like this: [code]void function(std::vector<myDataType>* myVec){ ...does something }[/code] Yet somehow I am getting the following error: error C2664: 'CMyClass::WriteVectorSTL_CSV' : cannot convert parameter 1 from 'std::vector<_Ty> *__w64 ' to 'std::vector<_Ty> *' …

hello, this is my 1st post.. i have created free sms service using html for my website. And now i want to make its java app for mobile phones. Following r the screens when app is started 1st screen: when app is launched, it should compulsory send message to certain …

[code] // The "ChoseYourOwnStory" class. import java.awt.*; import hsa.Console; public class ChoseYourOwnStory { static Console c; // The output console public static void main (String[] args) { c = new Console (); String start = ("yes"); // assignment 1 while (start.equals ("yes")) { c.println ("A high ranking thug comes walking …

When I try to run my program, it lets me enter in the beginning balance, interest rate, and number of months. However, when it hits the for loop, it completely skips over everything inside of it and prints out the amount that was entered for the starting balance. Can someone …

Hi guys, need some help in writing a progrom to test my code. Currently, what i have written for the header file is this [CODE] #ifndef _VENDMACHINE_H_ #define _VENDMACHINE_H_ #include <string> class VendMachine { private: string item; int numberOfItems; int cost; public: VendMachine(string s, int = 50, int = 50); …

I get an error in the Eclipse console when trying to run a first person camera using LWJGL & Java. "Exception in thread "main" java.lang.UnsatisfiedLinkError: no lwjgl in java.library.path" I did include the jar's for libraries and I did add the VM argument -Djava.library.path=C:\lwjgl-2.5\native\windows\ Please help.

I saw this code in a textbook and I tried to put in my eclipse IDE, but it didn't work: [CODE] #include "GradeBook.h" #include <iostream> using namespace std; // GradeBook class definition class GradeBook { public: // function that displays a welcome message to the GradeBook user void displayMessage() { …

hi all i need urgent help.Thanks in advance. i have java code on windows and some files in unix server. I just want to read that file from unix server and apply my business logic. I have approch for that like first using FTP i will take a copy of …

I came across these to statements and i am not sure how they are parsed and the output given is produced... [CODE] printf("%d",printf("%d %d",5,5)&printf("%d %d",7,7)); [/CODE] o/p : 5 5 7 7 3 [CODE] printf(" %d %d",printf("%d %d",7,7),printf("%d %d",5,5)); [/CODE] o/p : 5 5 7 7 3 3 Could some …

I'm trying to write a code where I should have a few questions and an input for an answer. If the answer is correct, then it will tell me correct and wrong if it is wrong. I found a similar solution on this site, but the difference is that I …

Being a noob, such a simple question i answered as soon as i posted :| - delete thread please.

Hello everybody, I am new here in this community and I hope to learn a lot from you guys and then maybe later become the one to give out advices. I am also new to programing and I recently started learning C++. I am doing a program that is supposed …

hello friends, I am making a GUI for a certain fill up form using netbeans..here I need disable a "next" button until all the text fields are filled up...I have tried writing a method that which is called during every keypress event in a text box that checks whether the …

Hi everyone, I'm new to java. I'm getting an error cannot find symbol m_weapon when i compare char which i assigned from math.random. Thank you, [CODE]public class RPS { public static void main (String[ ] args) { Scanner console = new Scanner(System.in); //used to gather user input System.out.println("WELCOME \n\n"+ "This …

[CODE] import java.io.*; import java.util.*; import javax.swing.JOptionPane; public class A15 { public static void main(String[] args) { if(args.length != 1) { JOptionPane.showMessageDialog(null, "Error: Enter one command line argument."); } else { try { String[] array = LeeJungBum15.readFileReturnWords(args[0]); // read file sortAndPrintArray(array, args[0]); // sort alphabetically and print the arrays } …

I was browsing the web for examples on how to partition in Java. [URL="http://www.cs.princeton.edu/introcs/23recursion/Partition.java.html"]I've got to this website that has a detailed example about Partitioning[/URL] so I've tried to run it on my JCreator Pro. I've only got one error, but I've tried all I can do to fix it …

error message: No value given for one or more required parameters. that falls in dr = cmd.ExecuteReader need help Imports System.Data.OleDb Public Class Form1 Dim conn As OleDbConnection Dim cmd As OleDbCommand Dim strSQL As String Dim dr As OleDbDataReader ' Dim ctr As Integer Private Sub Form1_Load(ByVal sender As …

How can I retrieve data from a DB in Access to labels, or radiobuttons in VB.NET? I've search and to retrieve data people usually show Datagrids. I just need to know how to navigate in records, by the number of their position (?) and to place that data in labels/textbox …

I need to convert array of char to hex one char at a time , I tried to use sprintf,but it did not work. ?

Hi everyone, I am trying to build a code to get the website asynchronously using webclient.downloadstringasync I want to pass the data thus retrieved from dowloadstringcompleted to another function. This is the code I am using, [CODE] dim myString as String Function GetSite(ByVal as URL as String) StartDownload(URL) WebBrowser1.DocumentText = …

[B]Hi all,[/B] Can any one tell me how to export the data from the data grid (or string grid) to powerpoint Slides. I want to export the data as it is, i have been succesful to get the data to the slides,but they are not tabulated. I want the exported …

def sort(l, x) if len(l) <= 1: ### if my list is smaller than 1, simply return l return l else: ### Here is the problem i don't know how to solve - how to find smallest element within a list using recursion? I've tried to call another function in …

hi ineed helpe if any one have agood Tutorial to create C# dynamic Module in DNN 4.8.2 please helpe me. May Thanks IT_Techno

Hi there, Consider the following code, this is a little 'snipet' from one of my classes: [CODE] private void jMenu1ActionPerformed(java.awt.event.ActionEvent evt) { NewContact n = new NewContact(); } [/CODE] The method is expected to open a new Frame, where the class of the new Frame is called "NewContact". I've recently …

I'm really frustrated right now because I've been looking all over the web on how to set up OpenGL to work with Microsoft Visual C++, but it seems like each website I find wants me to do something different. I feel like I'm missing something here...like I'm overcomplicating it. I …

hi there... i am very new (and i mean VERY NEW at visual basic) programming, lets just say this is my 5th hour (and counting) learning programming, i googled since hour 1, i even read almost all i can read while im installing visual studio 2010 coz i really want …

I'm working on a program in C++ that is supposed to output som data from a couple of classes. I thought I'd let the user choose what to output (what function) through a switch in main. This is basicly how the main looks now. (Just a general overview of the …

can I somehow extract single file from a zip archive without replicating directory structure inside zip file ? for example file I need is : archive.zip/folder1/folder2/fileIneed.doc when I use zipfile.extract I get the file, but I get it in destination folder with same directory structure. I'm at home now and …

hey guys n girls, im using python 3.1.2 i am currently creating a process to: 1) check a directory does not exist, 2) check for illegal char's from a list i have made, 3) pass it to a program,-program creates directory, 4) and passes a value back to python 5) …

I'm creating a library which when everytime i add new book, i always get the [B][B]'Update or CancelUpdate without addnew or edit[/B][/B]'.The condition is when the user inputs a new ISBN that is already in the database, the message box will prompt as "That book is already listed!', else if …

I am having troubles getting my sort function to sort properly. As written below the code functions well, but organizes all sorts in descending order. If I flip the inequality to display in ascending order, the program more or less stops working. The print function will no longer work, as …

Hi, I am new to C++, for my home work for intro to C++, well it would be easier if I just copy and paste the assignment. [I]In this program, you will continuously track the minimum and maximum values of a file of integers as the file is read. Your …

Hi, have tryed and everything below gives me 0 [CODE=c++] sizeof(array) / sizeof(*array); sizeof(array) / sizeof(array[0]); sizeof(array) / sizeof(array data type); //even the thing which i do not understant: template< typename T, std::size_t N > inline std::size_t size( T(&)[N] ) { return N ; } [/CODE] I need to get …

Hi everybody, I have following code: Public Class Form1 Private Sub btn1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn1.Click Dim dayChange As Date = dtp2.Value Dim answer As Date answer = dayChange.AddDays(1) dtp2.Value = answer End Sub End Class Working : each time I click btn1 datetimepicker changes …

Hi everyone, I just started on learning java and I have this problem I'm trying to figure out. The question is asking me to have my program read the twelve temperature values and print the month with the highest temperature. This is what I have so far: [CODE] public static …

any suggestions? <%@ page language="java" %> <%@ page import="trader.webservices.data.LeadDAO" %> <%@ page import="trader.aabacrm.LeadsList" %> <%@ page import="trader.webservices.data.*" %> <%@ page import="trader.webservices.presentation.Lead" %> <%@ page import="trader.webservices.data.UserInfoDAO" %> <%@ page import="trader.webservices.data.UserDataVO" %> <%@ page import="trader.webservices.data.ButtonDAO" %> <%@ page import="trader.webservices.constants.UserConstants" %> <%@ page import="trader.webservices.util.Utils" %> <%@ page import="java.math.*" %> <% RequestDispatcher dispatcher = …

I'M getting an error in the following program on line 38 to a function call. The function is in the gameobjects module and the there's an error there as well on line 21. Here's the code. Code:[CODE] background_image_filename = 'sushiplate.jpg' sprite_image_filename = 'fugu.png' import pygame from pygame.locals import * from …

hi guys i new in vb.net i want to ask about checkboxlist, can i add an image to it ? if yes who can i do it ? if no why?? thanks in advance best wishs start OF FU

Hey guys, quick question: I have been experementing with the _popen() function to get the stdout from programs. I'm trying to wrap it in a function for quick reuse, but the prog crashes every time! Here is the function (as well as the quick test main() function): [CODE] // crt_popen.c …

hi i have a program..i can't explain this code..can you explain this??... int card[ROWS][COLUMNS] = {{rand() % 15 + 1, rand() % 15 + 16, rand() % 15 + 31, rand() % 15 + 46, rand() % 15 + 61}, {rand() % 15 + 1, rand() % 15 + 16, …

I would like to develop a character array output that outputs ONLY a single character in each position. While my programming appear to work fine with filling all spaces with a single character or with 2 characters one each at alternating spaces, its not the same with designated position. For …

Hi, i got a program im working on. it does some calculations using quantity and price in such. heres the calculation module. [code] Private Sub calculations() If AdultsizeRadioButton1.Checked = True Then adulttotaldecimal = quantityinteger * adultpricedecimal * hoursinteger ElseIf ChildsizeRadioButton2.Checked = True Then childtotaldecimal = quantityinteger * childpricedecimal * hoursinteger …

i want the code for sorting tecqnics....plz let me find a simple code

Hi there, Here's a basic question from the basics of C. Woukd like to know the use of appending L or UL at the end of integer constant which is assigned to an unsigned int type variable. for eg: on a 32-bit machine unsigned int i; i= 543727232UL; what way …

Sorry for the bad title, but I'm not even sure what I'm trying to do is called. I have about 10 lines of code to clear a screen and reprint only certain images back to erase clutter. The thing is, I'm just simply tiered of writing these ten lines over …

Hi there, [CODE] #include<stdio.h> main() { int i; i=1,2,3; printf("Value of i with assignment as i=1,2,3 is %d\n", i); i=(1,2),3; printf("Value of i with assignment as i=(1,2),3 is %d\n", i); i=1,(2,3); printf("Value of i with assignment as i=1,(2,3)is %d\n", i); i=(1,2,3); printf("Value of i with assignment as i=(1,2,3) is %d\n", …