Software Development Forum

Hello, So I am working on a programming assignment that plays a two player blackjack game. I have pretty much all the functionality of the game worked out. Everything was working correctly when I the cards where drawn by my paintComponent() method. However, as soon as I loaded .jpg card …

I am trying to do a search on a datagridview from a string the operator enters into a textbox. I am searching the datagrid view on a sorted column of last names. I do not want to filter the datagridview. I would like the operator to be able to search …

I am writing a program to divide my entire database (which comprises of words(A-Z) and phonemic definitions of the corresponding word on the same line) into small text files that become manageable if they are to be read by an 8-bit microcontrolling unit. The database is sorted. Right now at …

I've been battling with this for the pass few days. I have an access03 database that is used to track training that we give to employees. i had a form that has, the training info and then a subform that lists all the attendees and their scores. Now I was …

I have a program that creates a report in MS Word 2010 from a database. For each entry in the database it formats the data into a table in the word document. However the size of the table can vary if one entry has extraordinarily large field (some 'Memo' fields) …

I am trying to figure out what it would take to create software like [MaxiVista](http://www.maxivista.com/) or [ScreenRecycler](http://screenrecycler.com/ScreenRecycler.html). I have good experience with Java and C++, but these two programs are just awesome and over my head. Basically, they take a window from one computer and transfer it to another. Does …

Hi, this code is compiling successfully, but giving "segmentation fault" when I am trying to copy data to shared memory. Please tell me where I am wrong. Thanks a lot............ #include<stdio.h> #include<sys/ipc.h> #include<sys/shm.h> #include<sys/types.h> #include<unistd.h> #include<stdlib.h> #include<errno.h> #include<string.h> int main() { int id=-1, status=-1; char *check=NULL; char *p="you"; const size_t …

Please can someone help me and send me in the right direction. I am making a program that reads a text file and then out puts the data into a datagrid, the text file looks like this: [HRData] 84 73 0 -124 0 50 84 73 0 -124 0 50 …

I have been trying to call a C++ function in a DLL, from a C# WPF application I'm working on. I've done it before and it's worked but I can't remember how I did it and can't seem to find an example that works for me. I'm doing something wrong …

I am the student of computer systems engineering... i have to submit my proposal in 1 month for my final year project. so can any one suggest some good java based final year projects for me ? Plz tell the ideas as much as u can.. and reply as soon …

Hi! I want to know how i can get a button postion by (x,y) is ther any method for this?!

Hi! i'v got problem in visual c#... i want that when i enter a position in my form in a text field then the button that is in the same position get activated... how can i do that? i'm beginner in Visual C# so is there any method for doing …

why cant i donwload eclipse?? ive been repeating and repeating on the download of eclipse... but cant seem to work..

Hi Everyone, I have been trying to teach myself how to code for more than a year now, having started with VBA and then switching to c++. Recently I have been forced to confront how horrific my coding practices are, and have been doing pennance by trying to modify 1500 …

This code blinks on and off an LED on my MSP430 from TI. I've marked teh number of cycles used for each instruction, but I'm not sure where the actual 'timing' factor comes in, as the RED led blinks on and off about every half second. To me, it looks …

I'm trying to build LibJpeg using a MingW compiler.. I have no idea given the massive list of makefiles in this zip file why I can't find one compatible with MingW?? Does anyone have any clue as to why they have left this out. Could someobody (and I mean this …

Hi, When i debug the program using gdb , the gdb is entering the definations of std lib functions (ex: printf, strcpy ect) and other internal functions. Initially the debuger was working fine, i dont have clue when it got changed.I guess some of the flags of gdb might have …

Hi there! Ive been looking to get some help on a small script im writing to recover an encrypted word for homework. Its a 5 character word of random capital letters encrypted with the RSA algorithm. I undesrtand that Rsa is not a block cipher. Its been encrypted in two …

Hi i wonder how can i delete my data using access as my database? for example i want to delete Dim con As New OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0; Data Source='" & ConAccessDatabase & "';") Dim cmd As OleDbCommand cmd = New OleDb.OleDbCommand("delete * from [" & EBU2DB_LOB & "] where Brand ='" & …

Hello, I'm still learning C++, and I have a question that I'm not even sure how to search for it, so sorry if this is a repeat. The thing is that I'm trying to make, for a project a-for lack of a better word-memory manager. I want to have kind …

Edit: I've discovered that the problem isn't the code, but the proxy hangs for several minutes. Is there any way I can set a timeout for this socket so that it can just request a new socket after say 10 seconds? Also, the Timer class isn't working. The classes aren't …

Here is my code for my program. import javax.swing.*; import java.awt.event.*; import java.text.DecimalFormat; public class SalesTax extends JFrame { private JPanel panel; // A panel to hold everything private JTextField totalSales; // To get total sales private JButton calcButton; // Calculates everything // Constants for tax rates private final double …

Hello, I have made a programme for finding cominations of a number from the user, it is designed to take any length and then tell the user how many combinations there are. However im not sure how to find how many combernations there are. I have googled it and there …

Good Day Vb.net geniuses! I would like to ask what is the easiest way to email the data's inside the datagridview? or if possible the whole table :) I searched some tutorials in the web but all of them are quite complicated. Any idea guys?

Hi guys... I have a radio button that one checked will connect to an ADO Connection. The following code being used is: private void radioButton3_CheckedChanged(object sender, EventArgs e) { //Fields Disabled until a new Account is created.// txtAccRef.Enabled = false; txtAccName.Enabled = false; txtAccAddr1.Enabled = false; txtAccAddr2.Enabled = false; txtAccTown.Enabled …

Hi all - Working on teaching myself some python and have some code I am working on, I am at a point where I would like to update a parent class variable from within a subclass, I am wondering what is the proper method for doing this. Something similiar to …

I want to ask some pieces of advice on where should i start once i have think of a project. what are some basic things or steps you can advice..thanks

Hello, its been a while since I have been here but I am in need of assistance. First off I haven done this in a while so to say that I am rusty is an understatement. What I am trying to do is create a form that allows for input …

**the SJN and the FCFS will not continue to answer the problem...** **when i choose one of the task listed (SJN and FCFS others are not filled) it proceed to inputting value,** **after inputting the data it exitS or stop.. help me to display the answer..** #include<conio.h> #include<stdio.h> #include<math.h> int …

Hello, I have written a C# class for BinarySearchTree <T> where T is generic type, which creates a binary serach tree, returns true/false if it is empty, gives leftsubtree, rightsubtree, prints nodes. I want to write a search method, int search (T element), which will search the element if it …

Hi, I've never really created a login screen in VB and connected it to a table in MS Access before. So I'm supposed to create a login screen and after gaining access to it, a main menu form needs to show up which would be connected to the rest of …

# **I am installing OpenCv using these steps:** # Building OpenCV from Source Using CMake, Using the Command Line Create a temporary directory, which we denote as <cmake_binary_dir>, where you want to put the generated Makefiles, project files as well the object files and output binaries. Enter the <cmake_binary_dir> and …

in using turbo c++ IDE i got this error in void main() #include<conio.h> #include<stdio.h> #include<math.h> void main(){ input_data1( ); }int input_data1(void) { int input; printf("\n\n**************CPU Scheduling*************\n"); printf("|\tChoose CPU Scheduling:\t\t|\n|\t1. Shortest Job Next\t\t|\n|\t2. First Come First Serve\t|\n|\t3. Round Robin\t\t\t|\n|\t4. All CPU Scheduling.\t\t|\n*****************************************\n"); scanf("%d",&input); return input; } void display() { input_data1(); }

Hi Guys.. Can any experts in Excel/C# Help me with this one? I think I'm nearly there. Currently I have a DGV on a windows form which pulls data from a Datasource. I want to export the findings to and Excel report template. I've managed to export the data into …

Hi experts, I have a Daily Records form of an employee. my fields are; search box search button datefrom (datepicker) dateto(datepicker) datagridview (fields are Employees_IdNo, DateIn, TimeIn and TimeOut) totaldays totalhours The scenario is this, first search for an employee using Employee number, set the datefrom and dateto to two …

I'm using the function GetBitmapBits. MSDN says of the function > The GetBitmapBits function copies the bitmap bits of a specified device-dependent bitmap into a buffer. What it does not say, is how the data is stored, and I need to know this if I'm to analyze each specific color. …

Hi everybody, I am kind of new to vb.net and have some problems with images. Problem: I want apply an algorithm into 7500 images I need auto way if there any suggestion. after apply the algorith, each image should be saved back into same folder or any place else automatically. …

Hello, I am curious about starting to use XML concepts within my visual basic.NET applications. I have seen a few things on the internet, but I'm still a little confused on how to start using XML. I would really appreciate if someone could explain to me how to use XML. …

Okay, so it's been awhile since I've posted on here, but I am having trouble figuring this problem out. So, students need to be assigned randomly to experiments. Experiment 1 has 5 participants, 2 has 10 participants, and 3 has 20 partcipants. Every iteration through the loop, it asks for …

I have completed a chat messenger with java socket programming. It's run on localhost, so clients can locate it. If i want to run the server side part of it on a web server, then what i should do? how could the client programs will find the ip and connect …

i'm not sure which STL container to use, what i'm going to be using it for is adding elements at the end and removing elements from any point inside it, i've looked into the different containers but its all a bit confusing so some advice would be great.

Hi, I have this code in C for Flex/Lex, the only problem is that as I try to compile it it shows some errors and I dont know how to fix them. letter [a-zA-Z] digit[0-9] %% {digit}+("E"("+"|"-")?{digit}+)? printf("\n%s\tis real number",yytext); {digit}+"."{digit}+("E"("+"|"-")?{digit}+)? printf("\n%s\t is floating pt no ",yytext); "if"|"else"|"int"|"char"|"scanf"|"printf"|"switch"|"return"|"struct"|"do"|"while"|"void"|"for"|"float" printf("\n%s\t is …

Hi I am trying to create a loop that increments a cars mileage while the fuel decreases by 1 gallon for every 24 miles. Instructions: To be able to work with the FuelGauge Object. It should decrease the FuelGauge object's current amount of fuel by 1 gallon for every 24 …

I'm new to C++ and I'm having so much trouble with this problem. I honestly don't know what I'm doing wrong, I've tried everything but I still can't seem to make the program work. This is the problem: Write a program that reads in ten whole numbers and that outputsthe …

I previously used 32bit Python 2.7 on Windows Vista. My new PC is Windows8 and 64 bit. I would like Python to work with Microsoft Office Excel. Is the best / simplest way forward to stick with 32 bit Python and 32 bit Excel? Can you mix 32 bit Python …

Hi, I am supposed to make a GUI using Tkinter which has basic menubar options, a optionmenu and some textboxes. Here is the code. from Tkinter import * ################ import basic libraries ################# import Tkinter import Pmw import tkMessageBox import tkFont from PIL import ImageTk,Image from mmap import mmap,ACCESS_READ def …

HI all, I have just come across this: `System.out.printf("Student %2d: %3d\n");` What does that ":" mean? I assume it is a kind of separator becasue that line prints something like this: `Student 1: 87` thanks

hey guys !!! i have to sort the students according to their first and last names here is the code i have written so far ,, it inputs the first names and last names and then it stops working . please help me with this ,, thank u #include <iostream> …

I would like to make a program in which the user selects a time frame, for example if he selects from a DateTimePicker1 the time 7 (July), 17th, 2012 through DateTimePicker2 7 (July), 20th, 2012, and presses the button, a text will show up in a textbox from which he …

Can i have some sample projects in java using netbeans? With source code of course because i need it for our project. I just need it for a guide bcoz i'm not exactly sure where to start. Thankx!!!