Software Development Forum

Hi guys i was trying to integrate a very basic Client/Server chat software with Caesar Cipher. i just wanted to encrypt the communication using Caesar cipher. the Client/server chat software is using TCP sockets.i tried and integrated the cipher on client side but it encrypted all texts and its not …

Hello, I have been fiddling around with this and no luck so far. So I am hoping someone can help me. I am making a time clock application. When you add an employee it creates a new directory using their name along with a .txt file used to store their …

As for my assignment I had to write a program to swap 2 digit number Example:- If user input 12 the swaped number Would be 21. Along with ALgorithm, and a short description on this program(As how will you solve this program or what measure you'll take to get desired …

I am trying to use such a hexadecimal floating constant "0x0.DAB789B" in java but it gives me java.lang.NumberFormatException. How can I convert hexadecimal float constant to decimal? I know how to convert hexadecimal **int** constant but that does not work for float constant.

Hi, I'm new to Python and am having trouble with this. Here's my code: import urllib, urllib2, re import xml.etree.ElementTree as ET from bs4 import BeautifulSoup # The get_zipcode(address) function will be called with an address string with # no zip code, such as 'Lowell Observatory, Flagstaff, AZ', and it …

i want to loop through each avaiable color in Color struct. Is that possible?

I'm writing a VB.NET software application in which I want to plot some placemarks on a google map which is in a webbrowser control in the application. weburl = applicationpath & "/googlemaps.html" WebBrowser1.Navigate(weburl) To accomplish this I call a javascript function from VB.net in this button event: Private Sub Button1_Click_1(ByVal …

public class ClickListener implements ActionListener { public void actionPerformed(ActionEvent e) { System.out.println(e.getSource().setText("Changed")); } } Eclipse tells me that `setText()` is undefined for type Object. This tells me that `getSource()` doesn't actually return the JButton object. How do should I do this then? How I change the text of the clicked …

Hi, Can anybody help me out to solve string handling without using predefined spilt function , here come the questions for eg i have a input string as "hai welcome to the sample " so i should display as follows hai welcome to the sample pls advice, thanks for your …

Hi guys, I have this code - I am trying to find if a number is present in a given array using recursion. The thing is, I get the error "not all code paths return a value". I don't know how to fix this. Please advise. using System; namespace checkArrayForValue …

(Just to preface this, I am a Python noob, so parts may be stupid/less obvious to me) I am trying to compile a Python script to exe, with the following setup.py file: from cx_Freeze import setup, Executable includes = ["re", "PyVMF"] setup( name="Wall Tile Randomizer", version="1.2", description="Wall Tile Randomizer", executables=[Executable("WallRandomizer.py")], …

I have doubt that what we are using in java as String, is it class or datatype? String str = "hello" String s1 = new String("Hi") What is the difference in above two statements? Which is object of String class and which is varialble of datatype String? Because as i …

hey, just looking for a bit of advice on code readability, i've figured out a new and i hope better way to handle collisions but the when reviewing the code it all just blurrs together for me so is there some format teckneuqies i can use so its easier for …

My code is rather basic so excuse my lack of shell scripting experience. I keep getting errors for line 3. I have tried changing "$1" to `echo $1` `cat $1` and even turning the whole line into a variable which i read in another forum and then calling that variable …

Hello I have made a simple program, but I have a problem with my IF...ELSE statement. Il explain under the code. Main Class: public class Learnt { //Main void in Learnt class public static void main(String args[]){ //Ask's user for name then prints it String AskForUsersName = "What is your …

Hey guys ineed help on how to install or which is first to install using VS 2008 and MS SQL server & and IDE server management tool for MSSQL 2005

Hello, I would like to build my application which is interacting with my localhost database. In netbeans before I run the program I need to turn on Wamp and "Start all services" in order for the program to run properly. My question is, when the jar file is made, will …

Hello,,, Im trying open flash file on button click event, but its didn't open, when i write Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click AxShockwaveFlash1.Movie = "D:\My Project\Practice Projects\SWF-File_As_SplashScreen\SWF-File_As_SplashScreen\Resources\back_blue.swf" AxShockwaveFlash1.Play() End Sub then its properly work and play,, but i build this app and published …

I want to access some data in an Access MDB but I want to make sure that nothing can be accidentally altered. I have tried: conn = New OleDbConnection(Provider=Microsoft.Jet.OLEDB.4.0;Data Source=Test.MDB;Mode=adModeRead;") I've also used conn = New OleDbConnection(Provider=Microsoft.Jet.OLEDB.4.0;Data Source=Test.MDB;Mode=Read;") I then run a quick UPDATE WHERE query and it still alters …

Hi there, I have to calculate the pithagorean triplets up to 500 (it's an exercise I found on the deitel and deitel book) and I got a little stuck, in that it looks like I am getting an infinite loop. The exercise says to use a triple for loop, but …

Hi Im using windows form applicaton and try using a method that returns a value and have a parmeterlist input. I try to creat a program that converts a number of kilobytes (KB) to byte. The program's user to specify the number of KiB and the program will print the …

I have problem updating specific record(s) selected to edit from a DataGridView into textboxes ,where the data can be edited and then update to the database. Now my update statement must have a where clause ,but it's not working,right now the code I'm about to post does updated record(s),but not …

Hello, Here is my code so far: TempCommand.CommandText = "SELECT Lenscode FROM Products WHERE (Lenscode LIKE '%@Input%')" TempCommand.Parameters.AddWithValue("@Input", "5") When using a datareader this does not work. but when the code is like this it works: TempCommand.CommandText = "SELECT Lenscode FROM Products WHERE (Lenscode LIKE '%5%')" So my question is …

Hi, I'm just settign up boost on my desktop (ubuntu) after a reinstall and am having some problems. I set it up last w/e on my laptop (knoppix) and did exactly the same thing and it works fine. I'm sure its something increadably simple I'm missing. I'm following http://www.boost.org/doc/libs/1_53_0/more/getting_started/unix-variants.html I'm …

Hello all! Ok, I'm writing an app that creates a specific folder tree on my FTP server. The app asks for a customer name and a project ID. When that is given and button is clicked, I want to create a folder name based off of the customer name, a …

Hi i am trying to write the contents of textboxes to a spreadsheet. The code i have does work but at the moment i have to specify what cells to write to. What i would like is for the text to get written to a different row each time but …

Hello Community, I was wondering if there is a way to backup my mysql database.

is it going to be possible to have a connection if I create a J2ME (netbeans) as client and vb.net (2010) as the server?

Hi everyone i have a connection to my sheet like this Dim da As New OleDbDataAdapter("Select * from [EBU 2 LOB$]", con) but i want to use this Dim Sheet1_EBU as string = "EBU 2 LOB$" so that the code will be something like this i think? Dim da As …

Hello need help i have a listview and a textbox I have this code ListView_LOB.Focus() For i = 0 To ListView_LOB.Items.Count - 1 If ListView_LOB.Items(i).SubItems(1).Text = TextBox1.Text Then ListView_LOB.Items(i).Selected = True End If Next it will highlight the item in Listview it seen in textbox1 for example "Erick" but if …

hi, good day! I have problem in coding this; combo box list - positions like Manager & supervisor and a label for the Rate of each position. When I click the manager, the label below will auto display the rate for Manager which these two data, Position and Rate, are …

Ok so, question about opening an application from python..is there a command that will force an app to open, while at the same time leaving the tkinter GUI open? The app I am trying to open is Snes9x. import os from tkinter import * try: import Tkinter as tk from …

I have to find which of the following values can be the degrees of an undirected graph with 6 vertices: a) 3 2 2 2 3 3 b) 4 2 2 2 3 2 c) 5 2 2 2 0 3 d) 5 2 2 2 1 2 I only …

Hello all! Hope to be a very active nad productive member here as I learn. Currently in a python class and have a problem to solve. Not quite sure where my mistake is.... I am to put the inputs in the main function pass to the processing function and call …

Hi everyone. I'm tying to understand the instruction below. I wish someone could explain me what it means: tree->destroy(((AvlNode*)(*position)->data)->data); // destroy the left branch of the binary search tree starting from the specified node static void destroy_left(BisTree* tree, BiTreeNode* node) { BiTreeNode **position; // can't remove from an empty tree …

-->>Hello World of VB 6 Programers... -->>I've been using a block of Branching statement that worked fine in all the places I've used it... -->>Now I came to develop this form thats when things started to look bad... -->>I just check for the availability of a record in a database …

Can any one please tell me how to connect a simple java web application to Oracle10g Express edition? Which driver should I use? Thanks in advance.

I cant figure why my program is not running it compiles with no errors but doesnt run, am bearly starting to learn c , am more proefficient in java but its wierd changing, i use vi to write my code. heres a snipet #include <stdio.h> #include <stdlib.h> #include <time.h> #include …

I am a novice in programming. I have a project where I have to get data from a website (I ll be posting the website below). But it happens that I first have to select a date and press a 'Go' button and then click on another Button/Link 'View in …

Hi, The Windows API function to select a directory is really bad, so I'm trying to use GetOpenFileName() instead. For that, the idea is to set a hook function, so that when the user hits the OK button without having actually selected a file, the hook function retrieves the currently …

hello everyone.. I am trying to connect a simple application to Oracle XE database. But when I run this program , the else part of program is running. Can Anyone tell whether I hav ewritten the code correct or not. import java.sql.*; public class jbc { public static void main(String …

In the following program how or the two while statements working, `while(szTarget[targetIndex])` & `while(szTarget[targetIndex])` since the their first element is initialized to zero? Zero is false and one is true so how are they getting even one iteration? The book I'M reading also made a point of saying this: "It …

I have been programming in Windows with C++ and I am tiptoeing linux (mainly because of its most up-to-date C++ and also because of it's open source). I want to do multi-platform programming. The programming part is easy: I don't need help there. The part I need help is in …

Runtime error 2147467259(80004005): The changes you requested to the table were not successful because they would create duplicate values in the index, primary key..How to catch the exception?

Is anything wrong with this code? I ask because in the past, I included the text file with the installer. In an attempt to simplify the installer, I decided to make the app generate the text file and put it where it needs to go. Here's the code (simplified) First …

Basically I'm supposed to make a program that copies the Unix -wc command. Flags -l, -w, -c, and -L are supposed to display # of lines, # of words, # of characters, and # of characters in line, respectively. I am having trouble reading in a text file (first time …

Hi, Below code snippet belongs to copy constructor implementation. my question is in both cases (without and with copy constructor) if i execute this programme ,it will print the diff-2 memory addresses for both objects. 0x22ff20integer=0 (for object s1) 0x22ff10integer=0 (for object s2) but i believe in case of without …

Hi guys i have this code which insert the data in the textbox Dim FilePath As String = "C:\Users\ezekiels\Desktop\New Folder\EBU 6.mdb" Dim conn As New OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" & FilePath & "") conn.Open() Dim myadapter As New OleDbDataAdapter("SELECT * FROM Table_EBU6", conn) Dim dtset As New DataSet myadapter.Fill(dtset) myadapter.Dispose() Dim table …

hi all i am reading excel file from c# into dataset everything working fine but the problem is it takes first row of excel as header's of column and i have "TRANSACTION DATA FOR CDs MANAGED BY TCBILs FOR THE MONTH OF DECEMBER 2012" in first row of excel ant …

can anyone plese tell me how to make installable file of a java program using visual studio 2010 professional.?