Software Development Forum

I need to design an application that makes a histogram that visually shows the distribution of a set of numbers. It has to read in numbers 1-100 and then produce a chart which labels how many of each number is input. So if my input is 1, 23, 17, 13, …

Hey guys I am trying to prompt the user to input a file name, and save that file name into a packed array of characters then use that inputed flename to perform some opertions. FileName : text; Line = PACKED ARRAY [0..79] of char ; writeln('Please input a file name …

hi, i am getting Run time error '13': Type mismatch error. below is my code: Dim ndMain As Node Set ndMain = TreeMain.Nodes.Add(, , "Root", "Main Menu", "myappname") thanks, krunal

Hi everyone, I need some help with my homework. I checked online and found loads of results but didnt understand much. I need to submit hw by tomm nyt .. 27hrs from now. Please help me if you can plz .. Here is my code snippet public static void main(String[] …

I am trying to add collision detection to this simple game, but I am a little lost on where to begin. I know I need to use rects to do this but I am struggling to find out what I need to code to make this work. Any pseudocode or …

Hi everyone. im kinda bored so i made my own code language. the code is like a=e b=q c=m d=p e=i ect. so i made it into a program. so i started to fill in the code: Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim …

Hello good day. I have a quick question is anyone able to assist me in saving a password file. I encrypted my password and so I want to save the salt and the encrypted password(which are byte arrays). I tried using a properties file, but I soon found out that …

Today i was reading someone written code and trying to understand it, but I have encountered so many times that programmers override builtin methods or set new properties , the code below is from a tutorial i came accross , I hope some one can help me out how code …

Hi everyone! I have used following code to show dates in combo boxes. Private Sub Income_Sheet_Report_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load cmbisrbdt.Items.Clear() cmbisrbdt.Text = "BEGINNING DATE" cmbisredt.Items.Clear() cmbisredt.Text = "END DATE" Me.FormBorderStyle = Windows.Forms.FormBorderStyle.None Dim con As New SqlConnection(ConnectionString) Dim com As SqlCommand = Nothing Dim …

If am writing a VB.Net module for a project I am working on and have decided to try out different ways of doing some things, without getting rid of the older code that worked. I am selecting between these methods by setting a `#Const` at the beginning of the Module …

I have this static block of code which is following Singleton design pattern. class Employee{ private static Employee emp; static { if (emp==null){ emp=new Employee(); } } public static Employee getEmployee(){ return emp; } } My doubt is if this code can be accessed by Mutiple threads concurrently and break …

Hi there, I am just beginning to learn java right now, and have a real begeinner question. I ahve read that when you declare a float variable and ssigna value to it the number has to be followed by an "f". What I coudln't find out is why: `var floatNumber …

**Can some one please help me with this ?** import java.util.*; public class Expression{ /* * Strings used for storing expression. */ String s, x; /* * Term evaluator for number literals. */ double term(){ double ans = 0; StringBuffer temp = new StringBuffer(); while( s.length() > 0 && Character.isDigit( …

i have a checkbox (ckVat) and a textbox (txtvat). what i want to do is that when i check the checkbox, it should pull data from the database into the textbox. the table from which am retrieving the data is called "Vat" so i want it to pull the vat …

Hello Everyone... Can someone tell me what am not doing right here? Because am trying to insert a record into a database through a VB.net 2012 windows form into a MSsql satabase. Problems: When I write the codes without the insert statement, it will work well and open the connection. …

I have a video program that use gstreamer and wxwidgets. Before Ubuntu 9.10, the program works fine. But since I upgraded to 9.10 (or 10.04), it keeps getting crashes when trying to view video. The error is usually Fatal X11 IO error. I googled and found that GTK+ implementation is …

Hi guys...I'm new to python so I've no idea what I'm doing but I need to write a function that 1) asks the user how many strings they would like to input. 2)Stores the strings in a list 3) sorts the list 4) Displays the sorted list 5) Displays the …

package hospitalclient; public class Person { static int idnumber= 1500; private String name; private String telephoneno; private char gender; private String nationality; //No Parameter constructor public Person() { name="unassigned"; telephoneno = ""; gender = 'M'; nationality = "Saudi"; } public int getid() { return idnumber; } // Accessor Methods public …

Students Details and Mark Entry Form Input : Number of students, Student Name , Student Id, 5 subject marks entered through inputbox by using dynamic array Output: List of all input Students Grade Form Input: - Output : List of students Name, ID, 5 subjects, Average, Grade Students Grade Analysis …

/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package testelimination3; import java.util.Scanner; /** * * @author Nick */ public class TestElim { public static void main(String[] args){ Scanner input = new Scanner(System.in); System.out.println("Please enter a set of numbers"); int[] …

Abstract—A video copy detection system that is based on content fingerprinting and can be used for video indexing and copyright applications is proposed. The system relies on a fingerprint extraction algorithm followed by a fast approximate search algorithm. The fingerprint extraction algorithm extracts compact content- based signatures from special images …

Hello, I have been given a class diagram where a variable called light_years must be a const int and stored in the space class, but later on that value must be used in the main file. Below is the space class class space { private: static const int LIGHT_YEARS; public: …

Does the following code make p as a null pointer static int *p; since `printf("%u",p);` outputs as 0 though the syntax is `int *p=NULL or int *p=0`

Ok i made a chat thing for a forum i have but it didn't work but there was a detail box and this came up on it. "Java Plug-in 10.9.2.05 Using JRE version 1.7.0_09-b05 Java HotSpot(TM) Client VM User home directory = C:\Users\Patricia ---------------------------------------------------- c: clear console window f: finalize …

**Hi Team Daniweb,** Explain perlOOP concepts (basics and a bit advanced) with simple examples to understand what is OOP and how can we use this concepts in PERL. **Thanks!** Anil A Kumar

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**I have a text file as below:** I have a text file as below:  BRANCH :SARDAR BHILADWALA PARDI PEOPLE'S CO-OP. ,Head Office NODE : 9 BRANCH CODE : 1 RUN DATE :11/05/2009 USER : SNA REPORT ID :R048260 * AREA WISE MEMBER LISTING OF SHARE CUSTOMERS ** PAGE : …

I'm new here and I have an assignment about java that i'm not understand on how to do it.Here is the question: Write a test program that read an integer n and call a method to display a pattern as follows: 1 2 1 3 2 1 4 3 2 …

Hi, I have 2 datagridview. 1 to show TANTOU, TOTAL SUM of DURATION and COUNT of event happened. Another 1 is to show TANTOU, AVERAGE of DURATION and COUNT of event happened. I have use LINQ function to get the result. But how can i combine it so that i …

Hi All, I am working for a database solution using vs 2005, and it is in final stage for reporting. I have 3 access databases. One is for selecting godown. And the remaining is godownwise databases. The godownwise databases having same structure (Tables and relationship but the data may be …

i have to create a calculator (i'm a 12 year old) for the science fair. on textwrangler when i try to compile it :Expected end of line, etc. but found identifier. here is my code: import java.awt.*; import java.awt.event.*; import javax.swing.*; import java.util.*; public class JavaCalculator extends JFrame { private …

I am writing some code to read some information from a text file. The file is essentially three columns of numbers. The first columns are ints, the second are doubles, and the third is ints. So I have created a tokenizer that goes through line by line and interprets the …

I'm trying to compile a project using Code::Blocks with a MinGW compiler (Windows XP). I have included the correct library file from boost and set the right include path but it doesn't seem to make any difference. Here's the error. The impression I'm getting is PdfContentsGraph class is not initializing …

I'm using fstream to read words from a file and I can't just read the whole word like so: ifstream ob("file.txt"); string word; ob >> word; But I need to somehow specify to read 20 positions, even though there might be just spaces included. So I was trying to do …

Hi, I'm manage how to find word in textbox. In textbox : "How i can be a good programer? How i achieve that?" If i want to search "How" then it should return 2 How words in text. Please Help. Thank You.

i am doing some machine program that our teacher. told us to do, i have figured out how to solve it, the first output is correct but the second one gives me an answer of 3.10752688172043, and the answer should be 3.75268817. here is my code... using System; using System.Collections.Generic; …

how to add multiple image in listview columns like ListViewItem.ListViewSubItem[] subItems; ListViewItem item = null; item = new ListViewItem(imageList1.Images[0].ToString(), _GroupName); subItems = new ListViewItem.ListViewSubItem[] { new ListViewItem.ListViewSubItem(item,imageList1.Images[1].ToString()), new ListViewItem.ListViewSubItem(item,imageList1.Images[2].ToString()), new ListViewItem.ListViewSubItem(item,_Row["Description"].ToString()), new ListViewItem.ListViewSubItem(item,imageList1.Images[3].ToString())}; item.SubItems.AddRange(subItems); ListView.Items.Add(item); how add to do that. dynamically.

Hi, I have a homework assignment that I am trying to accomplish and I can't seem to be able to complete. Here are the instructions for the assignment http://www.carloscruz.info/week4_ilab.pdf This has been discussed in this forum before, but since I can't plagerize I cant just copy it. I've however modified …

So, I'm trying out a project on my own because I have no real clue how to do anything complex or useful in C++ (applications for example). This project calls for creating a simple console text editor with basic functionality (buffer, command set, redisplay). The problem is that I don't …

Which is the most popular editor on these forums, please? Especially so, an editor that takes Python to the maximum of what it is capable of achieving. I'm hoping that I won't need such-and-such an editor to do this, and such-and-such an editor to do that... An all-in-one if possible. …

Hello I am trying to connect MySQL database from C++ code given below- My development environment is - Window 7 CODE::BLOCKS 10.05 with minGW mingw32-g++.exe MySQL Connector C++ 1.0.5\lib\debug\mysqlcppconn.lib Up to compilation and linking every thing is OK I followed the tutorial [http://dev.mysql.com/doc/refman/5.1/en/connector-cpp-examples-complete-example-1.html](http://dev.mysql.com/doc/refman/5.1/en/connector-cpp-examples-complete-example-1.html) #include <stdlib.h> #include <iostream> #include <winsock2.h> /* …

I am planning on making a program to so that when it is excecuted it carries out the following procedure in 1 go... run command prompt ( system("CMD"); )...then use the command line to carry out the following command... "C:\Program Files\PowerMenu\PowerMenu.exe" -hideself on Im sure i have seen this done …

Hi I am currently making a dialog based application in visual c++ 2010 where a chart is going to plot data coming in from an external source. My issue is that I am unsure how to import that data in real time to my application. Does anyone have ideas? Thanks

i got a problem to make a program where i should use arrays the problem is in the next part, even though all the for loops are the same in this array `results[4][5] = i; // problem here nothing gets stored` nothing gets stored, so when i run the program …

Hello Forum I'm learning more about Form Apps in VB.net and I encountered the error 'System.ObjectDisposedException', no matter what I do this error doesn't seem to want to stop. This error occurs in two stages all under the declaration of BBGO which is declared as graphics. This should be the …

I am using Like operator in ms access query to get part of string.This query runs well in ms access query wizard but when I use this query to retrieve records in recordset,recordset is null. Also I am using update query with like operator.Records are not updated and also no …

This program has taken roughly 3 months to develop and now I would like other people to evaluate it for me. It's called Math Tool and it can be useful for you're tring to find out an average of data (i.e. average time) and it's also useful to display it …

Input the minutes, then the seconds, and it will do the rest. Pretty simple but I just thought I'd post it. Made as a quick test for my game.

Question Enter a code that will test if player 'A' for team A or 'B' for team B was entered Call the procedure display_player( , ) with the relevant variables Enter the code that request the user to enter the positon My failes answer is: def diplay_player(team, position): team = …

Hello! I'm terribly confused about how to pass a simple integer that was read from my main() to another function (in the same file). I know this is a really silly issue, but searching on the internet is just making me more confused. Here's my code so far. #include <iostream> …