Software Development Forum

Hello, I am working on a project which aims to compare an image to from a database of images and find out similar looking images. I am working with a DLL file which returns unique hash for each image. The hash is an array of 768 bytes. (byte[]) My problem …

Hello all, I am learning new stuff in c#! I want to know how to increase computer sound when user hits a button. The user will hit the key only once, the volume should increase from 1% to 100% (the increase in volume should not be sudden, it should be …

What is the way that need to be implemented in java to make a server broadcasts a voice to multiple clients, instead of broadcast voice only to one client? for example I am doing a server which can broadcast voice to multiple clients at the same time, now my server …

So in my program I have to use specific values obtained from an inputfile in different functions, and I couldn't figure out a good way to do this. I don't want to have to have the user input the file name for every function. I tried it this way, but …

Gents as you can see I have done great progress in getting the last line and the line beforelast working and spliting but I am stuck now as I need to the beforethat (3rd) line from last also included and I can't figure it out, everything i do fails to …

Write a C program that roll a single six-sided die 10 times. Produce a random number from 1 through 6 as shown in the following frequency distribution. (Hint: use an array of counter)

Hi, can anybody help me with this? I am doing an Introduction to Programming module using Java and am stuck at this question. Write a program which reads in a username and a password, and expects the username to be "brian" and the password to be "spam". The program should …

Hi, I am doing a project on creating a traffic simulator for a particular road junction in java. I am looking for ideas on how I would go about recreating the visual of the junction in which I can have moving cars on. Would I use Graph with nodes or …

I am new to Visual Basic 6 Class Modules and am having difficulty constructing a certain class. First off, I created a simple class, which is basically an array with some basic properties (Sum, etc). Next off, I want to create another class, which has these arrays as properties. As …

so I have a 2D arry with defaul value 0, and what I want to do is to accept a value from a user to change 0s to 1s depending on the accepted value. for example: we have an arry like this 0000 0000 0000 0000 and the user enters …

Recently I learnt java as a crash course in a private institue they covered me core and advanced core concepts in java for the version 1.6. Since the lastest version is java 1.7, so which book I should follow for my further improvements to become an ideal Java programmer.

hi i need to convert my comma seperated text file in to a two dimensional array and i should be able to access each element in that array....i tried so many programs based on read line and split functions but i didn't get the proper output....please help me to do …

i have a combobox that contains the items 0001,0002,0003, etc. i have a listview with 3 columns namely ID, Name , Age. I want to do is when i select the ID "0001" in the combobox, it will display the name and the age in the textbox1 and textbox2 that …

class Account { Long accNum, pwd} public class Banker { public static void main(String r[]) { new Banker().go(); // do more stuff } void go() { Account a1 = new Account(); a1.accNum = new Long("1024"); Account a2 = a1; Account a3 = a2; a3.pwd = a1.accNum.longValue(); a2.pwd = 4455L; } …

Hi, Im trying to figure out how to display a number from an array where it has been chosen by a random number. I have got an array with 10 different numbers (always different when program is ran). Each index is added with the previous index number So lets say …

<? super Animal> means animal or it's superclass only. Then why inside the method it's allowing to add Dog object even though it's a subclass of Animal? This program compiles and runs! import java.util.*; class Cat {} class Animal{Animal() {System.out.println("Animal constructor");}} class Dog extends Animal{Dog() {System.out.println("Dog constructor");}} public class GenericDemo5 …

Damn, this is so much easier in a form...Anyone know how to export from a DataSet to Csv file in a console application? string sp = "SLA2Day"; var outCsvFile = @"C:\Download Report Sheets\file.txt"; SqlCommand spcmd = new SqlCommand(sp, thisConnection); spcmd.CommandType = CommandType.StoredProcedure; DataSet dsData = new DataSet(); DataTable dt = …

So i am seriously in need of help from someone or everyone on improving my program and any corrections if needed. I have listed my codes below and i am hoping to receive input, suggestions, corrections, and advice. Please remember, i am new to programming so please for those of …

Can anyone tell me how to use Java Keylistener to add validations in my java gui form?? eg. I have a textfield. I want to enter only alphabets in it. I dont want any numerics. So when a user tries to type a numeric value in it, I want to …

Does anyone have a good method?

this is Sudoku.java this is the main class. Reminder does the time keeping, the SudokuBoardDisplay displays the board and draws images. The one who handles the logic is the SudokuModel How do I make the images clickable and do something. how to display the remaining time as JLabel ....? i …

Hello I am trying to allocate a dynamic array of length that the user inputs. I have a function to this for me but it doesn't allocate the number that I want it to allocate. For example, when I input one it gives me 7 digits... heres the code: int* …

am i able to delete the text from output window? please answer me..

overload resolution failed because no accessible 'new' can be called with these arguments.. the error shows at the Dim *dataadapter* As New SqlDataAdapter(sqlCmd, connection) Imports System.Data.SqlClient Public Class Form1 Private Sub BtnGenResult_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BtnGenResult.Click Dim ConnectionString As String = "Data Source=(local)\SQLEXPRESS; AttachDbFilename=D:\PKBW Batching …

Does anyone have any experience with PODOFO [Click Here](http://podofo.sourceforge.net/index.html). I've read everything they have to offer and I admit, some of their points are a little advance for me. I'm trying to determine whether PoDoFo can be compiled as part of my c++ application so that my application is standalone. …

Hi Guys, in vb we can get the week number counting from January. ex Jan 1st is Week 1 and Feb 1st is Week 5 etc by DatePart(DateInterval.WeekOfYear, Now) I need to count the week number from a given date. ex: if set the base to July 1st then July …

hello iam trying a circular queue in linked list and array there are two questions for me 1.how can circular queue can be implemented in a normal linked list??i think it can be implemented in circular singly linked list right?? 2.if i implement it in array how i will connect …

I am new to vb and I have been working on getting my brain around this if condition problem I am having in a windows forms in VB. This part of the project is a form writing back to SQL. I am looking to valdate input in textboxAm before I …

Hello so i have been making a program and decided to start on error checking. I'm asking the user to input a 1 to continue and a 2 to exit simple. I worked the code out for the error checking though when i compiled and ran the program all it …

Errors: 1>c:\users\will\documents\visual studio 2010\projects\sdl test\sdl test\main.cpp(239): error C2065: 'string' : undeclared identifier 1>c:\users\will\documents\visual studio 2010\projects\sdl test\sdl test\main.cpp(239): error C2146: syntax error : missing ';' before identifier 'str' 1>c:\users\will\documents\visual studio 2010\projects\sdl test\sdl test\main.cpp(239): error C2065: 'str' : undeclared identifier Code: `string str;` For some reason strings are giving me errors.

Hey all, can any one tell me the c# code to detect country from an IP address. Thanks in advance

Hi!! If any one has the code in c++ to recover deleted files from FAT and NTFS then please post it here. It is to note that i need actual code, not the already made tools. Thanks

I am trying to write a funtion to print the contents of a queue using ADT funtions. I composed the following code. It gives me a error of invalid type argument. Need help. int print_queue(QUEUE *queue) { int tempCount; int inputVal; while ((queue_count(queue)) != 0) { tempCount = queue_count(queue); queue_front(queue, …

Need help to print grids of letters ..for example ABABA BABAB ABABA BABAB ABABA BABAB so when row and column numbers are the same (r == c) the program prints an A. Any clue as to how I should approach this problem will be appreciated? this is what i got …

If i want to print a grid of letters..for example AAAAA BBBBB AAAAA BBBBB AAAAA this is what I got so far. need some clues as to how I should approach the problem? #include <iostream> using namespace std; int main () { int n; cout << endl << "Enter a …

Here improved example based on MITx course of using the bisection method for root finding.

I have a class library that is responsible for generating reports. Each report consists of the following: - Header - Body - Footer Some of the reports have the same header / footer. None of the reports have the same body. The body component is generated by taking a parameter …

Hi guys, I've downloaded 2 cached_property implementations from the internet and both did not work correctly for my programs. Does anyone here used a cached_property function that works really well and could share with me?

I have a component TM and it ‘s responsibility is divided to A and B. there is another component query client. Between these component there Is an async communication. I represented the query client and the TM as classes how do I represent the Async communication?

A simple project that provides an interface to encrypt and decrypt strings using the next algorithms: - AES - Blowfish - Cast - DES - Idea - Rc2 - Rc4 - Seed The project uses PoCo C++ libraries, they have a nice and easy to use interface for OpenSSL I …

I'm trying to read from a text file and have any multiple whitespaces between characters become one whitespace. If this how I do it using an array, #include <stdio.h> //Function prototype void modifyspace(char *dest, char *src); int main() { /* Initialize an array of 2000 characters */ char src[2000] = …

Howdy guys need help changing , from string to a big decimal for my addition method in my calculator , i understand the problem but not the solution . Any help would be great, thanks. public void add() { BigDecimal oneNumber = model.getDisplay(); BigDecimal twoNumber = model.getDisplay(); BigDecimal result = …

Hi i am trying to write a search function and the question i have is this, when i do something like this comix[0] = new Comic("book title", "Author", "isbn", 454.24F); for (int i = 0; i < comix.length; i++) { Scanner console = new Scanner(System.in Scanner console = new Scanner(System.in); …

hello everyone need help with my program this is a airplane seating program for reservations it's a 2d array of 000 .. and when i take a seat it changs to 1 we have first class supposed to be first 2 rows and rows 3 to 7 are business class, …

I was wondering if there is a way to import file names from one specific folder to a text file. for example... my whole music foler. I want to create a text file for all the songs that I have in that folder. Is it possible and if yes how …

This Python code shows you how to get a current list of currency values (Canadian Dollar = 1.00) via the internet.

Ok So I have two classes that share the same instance variables, the variables have been declared in 'Dog', however I cannot seem to get the instances to work within my other class 'DogChorus'. Therefore what must I do to get the instances to work within 'DogChorus' constructors? The variables …

I'm fairly new in python. This code is supposed to create an Operand class where the function is take a string like 563b9, split it so that the integer is 563 and the base is 9 and then convert it to decimal. All I have done is split the string …

Hi! I am new in vb.net and use it in our game programming. I don't know if this is the same in what they do. Here's the code. Thanks! :) Dim jeepEnemyGallery As New jeepGallery Me.y = CInt(Int((8 * Rnd(1)) + 1)) Select Case y Case 1 To 2 jeepEnemy …

Hi. This is my code for creating a calculator gui in assembly language. What I want to do is to click any number from 1-9 and it will show inside the textfield. Unfortunately, I'm still confused on what to do. I hope you can help me with this. Thank you. …