Software Development Forum

I'm trying to get a players name from a file on their computer and then display that name onto a Label on my chat program. This Label is also used when sending messages to the server in order to display the persons name with their message. The problem I'm having …

Unable to cast object of type 'System.String' to type 'System.Windows.Forms.TextBox'.

Hey everyone, i have a project i'm doing for school and i need some help, i'm not a big VB fan (i'm more into java) and i have to make a calender with combo box, numericUpDown a clock and 3 numericUpDowns for hour min and seconds, i would appreciate any …

I have to make a lot of retangular boxes to make my program neat but i'm having a problem of adding boxes. I tried using the draw event in the tab page but everytime i scroll it will draw the lines again and messes up everything. Also when making a …

Hi i have c# code for to sort text file using quicksort algo, but the problem is that i can sort only upto 300MB , after that system get hang . i want to sort 1GB to 5GB text file. can anyone plz help me . here is the code …

Got some problem... This code populates an 2d array and then adds it to an arraylist (all) It runs 3 times and each time the array place gets different values. But if you look in arraylist all, the arrays got same value because they point to each other. If I …

Hi, Gribouillis, helped me to understand how to invoke a function by btn click event handler, at my last post.Now I am trying to understand how I can handle an selected item event from a list box? lets say I have a list box like below and I want to …

Is there any way of getting input directly from keyboard without it getting written onto screen? I tried the standard O/I functions, but they don't help. I also looked into C libraries, but there wasn't and useful function (unless I missed some). I need only one one key from keyboard, …

Hi to all, How can i connect VB.NET with oracle i am using following connecting string for connecting VB.NET with SQL Server [CODE]Public ConnectionString As String = "Data Source=%server%; Initial Catalog=Inventory; Integrated Security=SSPI; Trusted_Connection=True;"[/CODE] And Class for sql server [CODE]Imports System.Data.SqlClient[/CODE] What class should i use for oracle.

Hello everyone, I'm trying to declare a 2-dimension (A[][]) dynamic matrix but I'm having problems ... The A's elements need to be FLOAT. The size of lines and columns are both vectorX.size(). Could you help me please? One of error's message is: "cannot convert `double' to `float**' in initialization" [CODE] …

My current work needs to do the development based on open soure software. There is a class defined as DirLocator.java The code is as follows [CODE]public final class DirLocator implements IResourceLocator { /** The folder relative to which resources are resolved. */ private File dir; /** * Initializes the locator …

Hi there, I'm kind of new to python and I'm trying to extract a protein sequence from this webpage... [url]http://www.ncbi.nlm.nih.gov/protein/BAH23558.1[/url] When I use urllib.urlopen the html it gets does not contain the sequence data. When I open this page in firefox and use firebug to look at the page I …

hi, now I wants to insert some records into table in Microsoft Access and C#, below is my codes : [CODE] SQLStr = "Insert Into RegisterEmployee(EmployeeName,Password,Gender,ContactNumber,Position) " + "Values ('" + SQLStrCmd.ReplaceStr(nameReg.Text) + "', '" + SQLStrCmd.ReplaceStr(passReg.Text) + "', '" + SQLStrCmd.ReplaceStr(genReg.Text) + "', '" + SQLStrCmd.ReplaceStr(Hptxt.Text) + "', '" …

Hi frnz , i want to indert , update , delete and search data in .csv file . data like record first name, last name, phone no , email-id .

I have a string that looks like: IiiiiiiiiiiHHHHHHHHHHHHHHHHHHHHHHHHHooooooooooooooooHHHHHHHHHHHHHHHHHHHHiiiiiiiiiiiiiiiiiiHHHHHHHHHHHHHHHHHHHHHHHHHooooooooooooooooHHHHHHHHHHHHHHHHHHHHHHHHHiiiiiiiiiiiiHHHHHHHHHHHHHHHHHHHHoooooooooooooooOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOooooHHHHHHHHHHHHHHHHHHHHHHHHHiiiiiiiiiiiiiiiiiiHHHHHHHHHHHHHHHHHHHHooooooooooooooooooooooHHHHHHHHHHHHHHHHHHHHHHHHHiiiiiiiiiiiiHHHHHHHHHHHHHHHHHHHHHHHHHooooooooooooooooooooooHHHHHHHHHHHHHHHHHHHHi I want to to capture all the segments that have H's in them and return their respective start & stop string positions. [CODE] tms = re.compile("H+") print tms.findall(string) [/CODE] This will find all the Hs but I cant get the string positions …

I want to pass multiple select queary to datareader. how to do it. I know how to pass queary for one condition : [CODE] SqlConnection cn = new SqlConnection(); cn.ConnectionString = ""; cn.Open(); SqlCommand cmd = new SqlCommand(); SqlDataReader rdr; string s = "select * from abc where id like@find"; …

How can I send an email through C++. I need to make the following: [CODE]bool SendMail(char* from, char* to, char* title, char* msg) { //What now? //Return true on success, false otherwise }[/CODE]

All, I have been trying to debug this problem all weekend but I haven't been able to get any closer to the solution... I have just upgraded Mysql to 5.1 from 4.1 on a Red Hat 4 box. Everything is fine. I can connect to the database using the shell, …

Hello! i am new in C# and i am trying to make a simple chess game but i need to clearify some things i guess... i understand how to add components to the Form1 with code - in my example i manage to add 8X8 squares class that inherit from …

Ok, I received an assignment today, and we have our weekly test tomorrow. I was going through the 25 questions, and this is my first problem... The question is as follows: Write a program to keep count of created objects for a class. Make suitable assumptions. For example, in the …

I am a noob at shell scripting and have been reading up on this topic in random google searches. The only way that I saw that worked was creating a tmpfile. IE: [CODE] crontab -l > $tmpfile edit $tmpfile crontab $tmpfile rm $tmpfile [/CODE] I need a script that will …

Hi every one, in fact need helps very quicly, I have project system have to use c++ program but i dont know how to include file in program to read and write. I will put my soluation to help me some one and the question, to know the person who …

I use a Form to gather Input from the user, and my program needs to format the info and show it in a Text Box. Everything works except 2 of my variables need to look like this in the output: "variable". The problem is that I can't find a way …

Hello all, i have a text file that contain data like this: [CODE] 1 0.3232 0.361 0.5214 0.233 -0.7678 2 0.3451 0.321 0.134 0.224 -0.706268 3 0.3123 0.351 0.155 0.523 -0.70626 4 0.36 0.312 0.216 0.233 -0.6453351 5 0.269 0.3331 0.162 0.224 -0.584962 [/CODE] i did this using [CODE]string[] data …

hello i am a computer engineering student...i want to do my mior project in java...i was thinking to do a project in "image processing + viewer" ....do u think java is an appropriate language for making a "image processor" ??? please help if u have any reference projects ,books or …

Hi, I need to find the 'length' of union between 2 vectors. The code I have is[CODE] vector<int> v1,v2; vector<int> unionsetv; vector<int>::iterator it; v1.push_back(1);v1.push_back(2);v1.push_back(3); v2.push_back(3);v2.push_back(2);v2.push_back(4); it = set_union(v1.begin(),v1.end(),v2.begin(),v2.end(),back_inserter(unionsetv)); cout << unionsetv.size()<< " "; cout << int(it - unionsetv.begin())<< " " ; [/CODE] I could not get this to work and …

Can any body suggest me how can I free the dynamic memory in the given code [CODE]int fun(CString qry, CStringList *List,int n) { using namespace std; string sqlStmt = qry; int i; this->stmt = this->conn->createStatement (sqlStmt); ResultSet *rset = this->stmt->executeQuery (); string **oraRecordsStr=NULL; try { while (rset->next()) { if(oraRecordsStr == …

What libraries do I require so that I can make an application for recording a sound through the microphone ? I there is something else please do let me know ..... 'cause there are code snippets available on the net .... but I wish to develop it myself ! Thanx …

Well, I'm not exactly an expert with C++, and I have been making a text RP for general use. I'm having some problems.[CODE]#include "Library.h" void main() { //welcome screen cout <<"####Welcome to Xe0n RP, part of the Xe0n project started by Adil\n"; cout <<"####Programmed in C++\n"; cout <<"####Currently in beta\n"; …

[CODE]//plz run .an accrued .Processor fault error.plz help me /* Bank taransection Program.cpp : Defines the entry point for the console application. */ #include "stdafx.h" #include<iostream> #include<string.h> #include<string> #include<process.h> #include<conio.h> using namespace std; class details { public: char *name; int age; char branch[50]; char city[40]; void getdetails() { name=new char[20]; …

Can any one tell me how to read connection string from XML file ?? Thanks in advance for you help

i have a problem regarding timer in the listbox. it suppose the time and date have to appear once only but it appear a non stop in listbox when run. here is the code: [CODE] Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick ListBox1.Items.Add(TimeString) ListBox1.Items.Add(DateString) End …

So, I found a snipped of code that did what I was looking for but I tried adding upon it to fit my need a little more. What I am trying to do is input an integer and return an 8 bit binary string to a list. My first problem …

I have prob. with my printer my printer is Mini Dot Impact Matrix Printer. model AB 300 Kc. how to setting paper for this printer?

Hi i am developing a C# application which uses sdf database... the problem is in inserting data to the database.. i can retrieve data from it but can not insert value to it..... I tried many ways of inserting values to the database but not successful... can any one help …

[CODE]using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Data.Sql; using System.Data.SqlClient; using System.Configuration; using System.Linq; using System.Text; using System.Windows.Forms; namespace Eventmanagement { public partial class Registration : Form { SqlConnection aConnection; string firstname= string.Empty; string lastname= string.Empty; int aid; string date = DateTime.Now.ToShortDateString(); SqlDataAdapter da = new …

Hi All.. I want to get selected item on listview. Does any one know how to solve this??? I'm using vb.net 2003

In my code i have got when player touches point,it registers collision and prints out score in the console, the problem is that for some reason instead of just printing one score-point per point (There is 10 points in the array) it continues to add score for as long as …

Hello, I am trying to create a update section of a game but running into a problem of JFrames. What I want to do is have a single JFrame that will have the update script, then after the update it will start a jar file in the JFrame (With the …

I am trying to delete a cookie by reseting it but it wont delete. What am i doing wrong [CODE]#!/usr/bin/python import cgi import Cookie import os def cookie_expiry_date(numdays): from datetime import date, timedelta new = date.today() + timedelta(days = numdays) return new.strftime("%a, %d-%b-%Y 23:59:59 GMT") print 'Set-Cookie: UserID=0; expires= '+cookie_expiry_date(-100); …

I am looking for step by step details of how to deploy django websites in apache2 server with one example. I am using ubuntu operating system Please give some link or give the details.

Hey; I'm trying to change the mode of a file in Linux system. I know I must use chmod(const char* path, mode_t mode) but I don't really know how to handle the mode. How can I manipulate mode_t variable to apply my own mode?

The code below is what I have done up so far. I'm currently trying to complete one of the 4 classes I have, so the codes are incomplete and made to work at it's current stage. Q1. I need to have 3 different sorting criteria: 1.Sort by X (asc/desc) 2.Sort …

I have been thinking of making a graphing calculator for practice. However, I do not know how to assign to a variable an expression. What I exactly mean is: let's say x is a variable, and y a function of x. I can just define the function inside the code, …

just wondering if there was any way to disable some values in the combobox or at least grey them out. i populate the combo box from the database: rs.MoveLast With Me.Combo1 .Clear Do .AddItem rs.Fields("CustomerFirstName") rs.MoveNext Loop Until rs.EOF End With once one value has been selected, is there a …

Hi, Does anyone know on how to convert vb.net to excel. I am new in this company and they are using Microsoft SQL Server Management Studio for their database. FYI, they are using stored procedure as well. Thank you

Line2D Points is made up of Point2D x and y Line2D.h [code] #ifndef LINE2D__H #define LINE2D__H #include <iostream> #include <fstream> #include <string.h> #include <ostream> #include <sstream> #include <cstdio> #include <vector> #include <set> #include <cstdlib> #include <ctype.h> #include "Point2D.h" using namespace std; class Line2D { friend ostream& operator<<(ostream&, const Line2D&); private: …

Hy everyone...I would like to make a thing like the function "like" in php but in C#...It is something already implemented?I've searched on the internet and all i've founded was about regex... I'w waiting for answers..Thnx

I wrote this script for my classmates where we shoot at each other, but after it compiles it says that there was an error and exits out. heres my script, if there is anything in there that needs to be fixed please help me. [CODE]#include <allegro.h> #include <process.h> #include <stdio.h> …

So I have this assignment to create a dynamic stack with template and I've got it nailed pretty much. My question, though, is: I tried to implement "stack2" originally with data type as string. It would not work. The compiler threw all kinds of errors. Could somebody tell me what's …