Software Development Forum

hello there, im having a problem with my code . .. . . so this is my class 1: package app.ui; import java.awt.EventQueue; import javax.naming.ldap.Rdn; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.ImageIcon; import javax.swing.JScrollBar; import java.awt.Color; import java.awt.Font; import java.beans.PropertyChangeListener; import java.beans.PropertyChangeEvent; import java.util.Calendar; import java.util.GregorianCalendar; import javax.swing.JScrollPane; import javax.swing.JTextField; import …

Hello, I'm a newbie to python and I am having a very hard time trying to solve a homework question that I have. Here it is: Given a list of items, write a program that generates a list of lists of the following form: [a,b,c,…,z] → [[z], [y,z], [x,y,z], … …

I was trying this sample found in the website: [Custom Checkbox](http://www.daniweb.com/software-development/csharp/code/217338/custom-checkbox) when I add the CustomCheckbox from the toolbox to the form directly and build the project it take lot of time to be build and cause the visual studio to not respond. Do anybody have an idea about the …

I need to write a right turn code for a micromouse using sensors but I don't know where to start. Can you help me please? This is the algorithm we developed. > // Right turn while sensor 1 is OFF // initialize RTcounter = 0; if (sensor 6 == 0) …

My Program contains 4 arrays and I want to sort the array in such a way that if one array is sorted the other array should follow it Example: unsorted array name code salary date John 52 6500 15 Suzzy 10 1500 20 Mike 20 1451 16 Sorted array(according to …

hi all i am developing a small application that will allow the user to paste in admin logs which will then be converted into xml data. The code works fine in VB.net but i am trying to convert it into C# as the application is written in c# i am …

Hi All, I need to load varying Custome controls to one page with differnt panles,I have to load Custom control page according to selection of Criteria. Thanks

how can i plot the graph for the below code.I am having matplot library.plot graph for time vs v1 and time vs v2 and in Time1.csv file for tS import csv def test1(): inputCSV = open(r'test.csv', 'rb') outputCSV = open(r'test1.csv', 'wb+') appendCSV = open(r'test1.csv', 'ab+') cr = csv.reader(inputCSV, dialect = …

I have limited knowledge in coding. can anyone tell me what is worng with my code? the firstrow result in the database is not updated, but it is updated in datagridview. For i As Integer = 0 To DataGridView1.RowCount - 1 DataGridView1.Rows(i).Cells(11).Value = "true" Next SmsdDataSet.AcceptChanges()

I am trying to create a graph from a 2d matrix of booleans. When the index [i][j] == 1, I need to create a link or edge from node[i] to node[j]. I am doing some thing wrong. I have created a class file with a struct node and some basic …

Hi all, Using my application I've found a file path anywhere on my machine and store the full path in a CString variable. That is full path, like this, [CODE]G:\Work On\CPP\001_002_003.txt[/CODE] What I want to do is, find the name of the file(without the extension), 001_002_003 according to my example. …

This is a bit of homework I have to do for my C++ class. I was suppose to add 11 as the pay code and 23 as the pay rate, but during the debug test when I type in 11 it doesn't display $23 like it's suppose to. What am …

Hi Any idea how to solve an old exercice? The linux command ls -alR produce informations about files contained in the current directory and its subdirectories. You can save its output by using redirections (in the file output in the following example): ls -alr > output The exercice is to …

I have to write a program that creates a binary search tree from a file and output it and several other requirements. One requirement that I cannot figure out is how to find the search cost for each node. These are the instructions I was given Calculate the search cost …

Im new to threads, and would like to get experience so I am trying to build a chat server. The idea is to have one thread read from the client socket, while another thread writes to the client socket. (like AIM) I cannot get them to execeute concurrently; Need help, …

At the moment I am making a simple pong game in my tenth grade high school class. It is already much more advanced than any of the other projects that people are working on and I will get an A no matter what, but I still have a problem that …

Hello, I have added a image file to my code in tkinter but it basically fills my the whole frame so if its possible can you recommend a tutorial that shows or explains how to do this.... unless you can show me on here. I havent added my full code …

Hello, I'm writing an application that computes the variance and average from a list of integers. Here is the assignment info: Create a function that accepts a list of integers and computes the average and variance of the list. The variance is computed using the following formula. The list of …

This program is not running due to 2 errors could someone please assist me? Thanks import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class UserList { public static void main(String[] args) throws Exception { String str1, str2 = "username"; int index; int initialCapacity = 10; BufferedReader dataIn = new BufferedReader(new InputStreamReader(System.in)); …

I want to make a program in which you can edit pictures or similar to paint in windows. Does anyone have any idea how?

hi all, newbie wanna ask... if i have string sent from serial comm, lets say the string is like this : name1 name2 name3 how can i split that string into separate string, lets say i will put name1 into textbox1, name2 into textbox2, name3 into textbox3? thanks for the …

I have an access database which I am using with .net, I can search tables and maker very specific searches no problem, trouble is that I can't work out how to make global searches. IE search entire databse for "fred" or search a single table for "fred". Anyone know what …

i have a datetimepicker and a textbox i code inside in the datetimepicker Private Sub DateTimePicker2_ValueChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles DateTimePicker2.ValueChanged TextBox1.Text = DateTimePicker2.Value.ToString ''7/16/2015 9:03:03'' PM is the output i my textbox, how i will remove the time when i input a date from the …

Write a program that (using an array) analyzes student performance on an exam using the information from such a file. The program should input the name of the text file, and then display the worst score, the best score, the average score, the standard deviation, and a histogram -- a …

Hi, I know C, C++, and Java (all basic knowledge, no GUI idea in C++ or C) and now I want to make a *desktop application with GUI in C++* but no idea about how to make it, google didn't help me a lot! Can someone please give me the …

I created a sample wcf REST service in .NET 3.5 vs.net 2008 Defined interface cdservice [ServiceContract] public interface CdService { [OperationContract] [WebGet(UriTemplate = "service/*", ResponseFormat = WebMessageFormat.Xml)] string[] GetConfig(); } Implemented GetConfig in Service1.cs namespace CdService { public class Service1 : CdService { public string[] GetConfig() { string[] services = …

Hi everyone, I am new to java webservices, i am developing a web service client using apache axis2 and eclipse. I used wsdl2java to generate the client code. Now when i invoke the service i get this error: org.apache.axis2.AxisFault: The input stream for an incoming message is null. What code …

I am doing huffman coding and I have made the tree. Now I am required to traverse the tree to create bit strings associated with the characters. Then I will put the bit string and char into a map to use with encode/decode. I have been working on this for …

Hello everyone. I would like to know if it is possible to double buffer a .png image using GDI+ Can anyone help me? Below is the code I used to display a png image with alpha transparency, however, I do not know how to double buffer it! Please help. DrawPng …

mu visual studio 2010 is showing a LINK : fatal error LNK1168:not opening exe file for writing

 Hi to all... I am getting an error Load to fail report in my c sharp crystal report application. the error is some what like below mentioned. CrystalDecisons.CrystalReports.Engine.LoadSaveReportExceptio: LoadReport failed. also find the attachement of the error message that i got .... Any help will be greatly apprecaited... …

Ok, so occassionally as I write my code, a non-printing character is insterted... according to code::blocks this character is actually two characters (\302 and \206). I have done much searching to solve the problem, but a solution has eluded me. I tried using the windows console type command on a …

Hi, I am trying to store individual lines of a .txt file in a ComboBox, here is my code: Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load Dim FILE_NAME As String = "history.txt" If System.IO.File.Exists(FILE_NAME) = True Then Dim objReader As New System.IO.StreamReader(FILE_NAME) Dim Line As String = …

Gentlemen, I have found a very nice tooltip control on the following link http://www.planet-source-code.com/vb/scripts/ShowCode.asp?txtCodeId=6967&lngWId=10 I tried to convert it to vb.net , and the solution works , but with some error . I beleive it is related to the namespace issue. Please check attached file for the C# source code …

Hello Everyone. I am making a sudoku solver for an assignment, and I ran into a problem of my 2D Integer array not updating. The input consists of a 9x9 puzzle with 0s for the missing values. I read this input and then place it into the 2D array. during …

I have 8 teams who have to play each other in a round-robin format, therefore 7 rounds, but only have 4 fields. How can I write a script to allocate fields to games in a fair manner so that any one team only plays on the same field as few …

**how to draw a line in c program given the slope and intercept of the line**

I understood (or I thought I understood) that a constructor has the name as the class. Then why do I get a "membernames cannot have the same name as their enclosing type here": namespace p0080 { class p0050Access:fwSQL { void p0050Access() { this.cConnString = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=v:\\data\\p0050\\p0050.accdb"; } } }

i just read in a few articles that we need some kind of special drivers for parallel port to access it through c as in win xp and 7 we cannot access them directly ! so can you help me in that !????

when i debug this code it is giving few errors whats wrong in this code can anyone please help out :S #include "stdafx.h" #include <iostream> #include <conio.h> #include <string> #define T_SEMICOLON';' #define T_LPAREN'(' #define T_RPAREN')' #define T_ASSIGN'=' #define T_DIVIDE'/' #define T_WHILE 257 #define T_IF 258 #define T_RETURN 259 #define T_IDENTIFIER …

Hi, in vb 6.0 the listview had a view property, if you set that property to Icons you could move the ítems wherever you wanted but now i don't see anything like that, the behaviour i want to have is like the Windows desktop where you can move the ícons …

hello everyone. i need to check if random number generated each time button clicked have not been generated before. i'm saving random number to array each time button clicked then i need to check if after second click of the button numbers are different if not then generate new random …

How to assign a keyboard shortcut in jTabbedpane in netbeans?? My project is quite using many tabs so I want to minimize clicking the mouse. Need HELP! Thankx

I'm trying to read and return info from an SQL database. To ensure you have the details, here's the basic info: The database is called "DataDesignSolution" The table is called "INVENTORY" I'm trying to read the columns "INV-PART-NUMBER" and "INV-DESCRIPTION". I've written the following code hoping to SEARCH through the …

My code: public ArrayList<Grade> grades; grades = new ArrayList<Grade>(); public Grade getLowestGrade() { Grade lowestGrade = grades.get(0); for (int i = 1; i < grades.size(); i++) { Grade g = grades.get(i); if(s.getGrade() < lowestGrade.getGrade()) lowestGrade = g; } return lowestYet; } This code is in my Student class using the …

Dear all , i have an csv file . I wanna copy content particular column and paste in another csv file.where i am trying to calcultion and plot graph assume original csv file contain i.e column 4 contain time(hh.mm.ss) format continue by other columns i wanna copy these data to …

I want to Implement a STACK class using linked structure to store the following information about students: i. Registration number of the student ii. Name of the student I want to Write client code, such that based on the registration number of the students, Then I want to Retain only …

I want to designe a code at display a perticular data Example a time table of the week For instance if someone view a page on monday so it show display result of the table or data which is set to display on monday or if some one view same …

Hello, I'm having error when I try to filter my data (name) In my Personal table, I have a column for name for ex: Mary Elizabeth Roger When I type the name in searchbox, it appears as syntax error. Here's my code Private Sub SearchPD_Record() Dim da As New OleDbDataAdapter …

I am using visual studios and I keep getting the same error. `Error 1 Program 'c:\Users\M\Desktop\C#\Parameter\Parameter\obj\Debug\Parameter.exe' does not contain a static 'Main' method suitable for an entry point C:\Users\M\Desktop\C#\Parameter\Parameter\CSC` How do you properly do a method in visual studios, it seems that I can't do it properly.