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40 years in computer science

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OS Windows (why not) and many others. LAN design and security. Software architect since 1976.
Member Avatar for unearthed13

Hello all, I've actually seen a few posts floating around the web (most of which are rather old and none of which were solved) about the same question that I'm having which is this: I have a combobox that is populated with movies with a number corresponding to where it …

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Hi guys i am trying to save information in to my access database , i created new instance of an ADODB.Connection object and ADODB.Recordset object but visual studio 2005 is given me an error message that ADODB.connection and ADODB.Recordset are defined, please can any one help this is my code …

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i can't get DateTimePicker to insert into Access databse. I've tried all the suggestion i can find from this forum, so i'm thinking my problem is different? my table has a column date which has a Date/Time format my code [CODE] Dim cmd As OleDbCommand Dim sqlstr As String, ans …

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Member Avatar for සශික

I'm just trying to insert some more informations to mysql table. I used recently methods. But it won't help me. so if you can help me ? my code is below : Try Dim mstream1 As New System.IO.MemoryStream() Add_House.pic1.Image.Save(mstream1, System.Drawing.Imaging.ImageFormat.Jpeg) Dim arrImage1() As Byte = mstream1.GetBuffer() mstream1.Close() Dim mstream2 As …

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Need on the best way to going about programming this in c#. I'm trying to do an if record exists update statement else insert statement: OracleConnection con = new OracleConnection(strConnection); con.Open(); OracleCommand check_RID = new OracleCommand("SELECT COUNT(*) FROM CONTRACT_INFO WHERE (rid = @rid)", con); check_RID.Parameters.Add("@rid", labelRID.Text); OracleDataReader reader = check_RID.ExecuteReader(); …

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Hey Guys, I have a question... I want to display data from two different tables into a single datagrid view. Problem is i dnt wana join the tables. pls check this code [code]private void bindgrid() { SqlConnection con = new SqlConnection(connStr); con.Open(); str1 = "Select * from wcl_et "; str2 …

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Hello. My VB.Net project is connected with MS Access. Whenever input in VB, it will save in Access. I don't have any problem with textbox but I don't know what to do with checkbox and radiobutton. I want, when checkbox or radiobutton is checked in VB, it will checked also …

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I have been trying to write a simple program to issue Identify device ATA command to a drive with VB 2008 express, and has so far been unsuccessful Below are the code I have so far. But everytime I call the DeviceIOControl, it always return false. Can someone tell me …

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any one please help me to do encryption and decryption using a secretkey in c#.

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Member Avatar for lithium112

I have a little problem with the SetParent API. On my local system, it works fine. But when I put the program on a virtual machine, the handle does not work properly. Here's what I've got in my code: var si = new ProcessStartInfo(filetoexec, args); si.UseShellExecute = true; si.WindowStyle = …

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Member Avatar for valdis1

I am trying to make telephone number word generator, user enters phone number 7 digits between 2 to 9 and then it generates all possible word combinations, it should be 3 ^ 7 = 2187 This is what I got so far: [code] Private Sub GenerateButton_Click(ByVal sender As System.Object, ByVal …

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why do I get a bug of "view your network connectivity"yet all network connection is OK.

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I have a Windows Forms application (not WPF) in which from the main form (UI thread) I am creating a separate thread to perform a long period of test execution. The idea is that the user starts the testing by clicking a button on the main form; when the user …

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hello, I am trying to record video by aviwriter class in aforge but the resulting avi file is either 0Kb or the whole video is viewing only one picture using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using AForge.Video; using AForge.Video.DirectShow; using …

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I am looking to make an application that allow me to view remote desktop on my local application without interferring the user. In simple words i want to monitor the user activity on the remote machine. So please give me some suggestions about the same.

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Member Avatar for bluehangook629

Hey guys, Is there a way to have multiple columns as combobox display value without buying third party controls? If yes, please post the name or anything in reference so I can google it. Thanks in advance.

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Hi, can anyone solve my problem in c# .net 2012 ? when i run my project the compiler fails to compile in line 27 -->(GetDataTabletFromCSVFile Function) and shows me 4 errors as following : 1- Error 3 The type 'System.ComponentModel.IListSource' is defined in an assembly that is not referenced. You …

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HI, Am planning to write a event management for my web application ,where the Admin can schedule a program to one particular channel say like Admin --> BBC channel --> 10Am-12Am program one from 12 Dec2014 - 23DEC 2014 ..Now my question is when i write checking condition as no …

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Hi, I have a requirement to save images from local system to server through windows application using How can I do this in windows application?

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I have a problem with my newly application where i want to execute a c/java program file. And after executing the file i want to work with the output of that file. Please anybody give me the solution for that how can i do this?

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Member Avatar for bhagawatshinde

I am opening mathtype.exe from richtextbox and type some mathtype equation editor after closing mathtype editor the data which i type must be displayed in richtextbox. I am tried this using sendkeys.send but it seems to be not working properly. Suppose mathtype equation in richtextbox you can open it by …

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Good day, I have a application that reads my default inbox. Now I need to expand it to read the inboxes of other accounts to which I have access. Can anyone please point me into the right direction? Thanks, Hans

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Hi, I have a general question about for example a continuous while loop. If we have a while(true) loop that will keep going for 24 hours without any Thread.Sleep(), where the processor will be completely busy all the time. Is this a good or bad practise, or is it okay …

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Here is a program I've been working on. When it runs I get no errors, but it is still not doing quite what I need it to do. For the lines like "Console.WriteLine("{0} - Avg - {1} {2} {3} {4} {5} {6} {7} {8} {9} {10}", players[0], stats[0, 2, 0], …

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Hai everyone, i have a problem, the program just read the first entered `Quantity` value in the program and apply it to all rows in database and the value of first and second row are same, even though in the beginning, first and second row value are different. First of …

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Hello people.. I've been working with listviews and FTP clients and i was wondering if you could help me with getting listview to show the icon for the relevent type. So like i have a files in the listview which is music.mp3 and testdoc.txt etc and i need the list …

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Hi again, before a year ago when we were doing the graphics class at college my professor said that the coordinate system is reversed in programming that means that the Y axe is positive when facing down and the X axe is negative when facing right , however when using …

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I am deploying a .NET application with .NET Framework 3.5 client as prerequisites. When the setup.exe runs in a machine with the prerequisites satisfied installed the bootstrapper install them again. **Is this a known issue? and what's the correct way to solve it? ** I've tried adding this lines to …

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hi can anyone tell me how do i put load linq query into datatable then populate into datagridview? my codes are as follows: Dim dt As New DataTable '' Create 3 typed columns in the DataTable. dt.Columns.Add("ConflictingPaper", GetType(String)) dt.Columns.Add("Numberofstudents", GetType(String)) dt.Columns.Add("AdminNo", GetType(String)) 'Dim query1 = (From a In dt3 Group …

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this code runs at my other sample prog. but when I try to use it to my actual prog., it wont work. (variables changed, connection's ok) . . . cant show data at listview [CODE] Imports MySql.Data.MySqlClient Public Class Form1 Public sconnection As New MySqlConnection Private Sub Form1_Load() If sconnection.State …

Member Avatar for Alvin_1