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  • Users: pitaridis
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  1. pitaridis

    Windows API

    I would like to have some help because I have been trying to convert the following code from VB6 to VB.NET but I have not achieved it yet. Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long...
  2. pitaridis

    SqlDataSource Declaration

    When you bound a GridView using Visual Studio it generates server side HTML code. I try to make it 100% source code in VB.NET. I have the following ASPX file: <%@ Page Language="VB" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"...
  3. pitaridis

    Question Delay of database update

    Sometimes when I update or insert data in my Access Database and immediately after the update I have to read the updated table, ADO.NET returns me the data as it was in the database before my update. How can I know if the data was update? How to avoid this update delay? Is there some option...
  4. pitaridis

    GridView Programmatically

    I usually display, edit and delete information using a GridView and I think that it is very easy. The following example shows how I usually do it. <%@ Page Language="VB" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">...
  5. pitaridis

    Stream Video Player

    I am planning to capture some video tutorials for my school. I do not want my students to be able to get out of the school the videos so I want to develop an application which will be able to play and protect the videos. I am planning to encode the video files and decode it when I am going to...
  7. pitaridis

    Web User Control to DLL and use it

    I have a problem and I am looking for a solution because I have been looking for 3 days now but google did not help me. For almost all my ASP.NET pages I create controls in order to make my sites as object oriented as possible. The problem is that I do not want other people to be able to see my...
  8. pitaridis

    .NET framework version check

    Is there a way to check if the necessary version of .NET framework has installed and if it has not installed to display a custom message explaining the user what is the problem and how to download the required version of .NET framework in order to make the application work?
  9. pitaridis

    Question code to be displayed using colours

    I am going to publish some VB.NET classes that I have develop and I am going to make it like everyone will be able to suggest improvements or add some members and classes. I am going to start a project which will host the management of the system. I want the code to be displayed using colours...
  10. pitaridis

    File transfer

    About 10 days I try to make a client/server application in order to transfer a test file from one pc to another. The bad thing about this is that it needs 2 programming skills that I have never used until now. It needs threads management and network programming. Combining a lot of examples that...
  11. pitaridis

    Safe data Update and Insert

    I have a project which allow the user to insert and update the records of the database. I use the following SQL Command in order to insert a new record in the database. Dim SQLInsertCommand As String = "Insert into Students (Surname, Address) values('" & txtSurname.Text & "','" &...
  13. pitaridis

    DataGridView Binding

    Hi, I would like to know how to bind a DataGridView in such a was so that when I click on a record of the DataGridView, automaticaly the current record of the table stored in the DataSet will be set to the selected value. In my program I want to bind the DataGridView and some textboxes with...
  14. pitaridis

    Multithreaded File Transfer

    I develop an application which will allow a user to create multiple choice tests. It is a client / server application. On the server I will be able to create tests and save them to file(s). The client will connect to the server and get the files for the test. Can someone help me with the file...
  15. pitaridis

    Console application from VB.NET application

    Is there a way to execute a console application from a VB.NET application, and all the output from the console application to be displayed on a textbox of the VB.NET application? When the console application will be finished, the VB.NET application will be able to collect error code that the...
  16. pitaridis

    Registry Monitoring

    I am trying to write an application which will monitor the registry. I found the following code but when I run the script the application does not respond. Can someone tell me what is wrong with this script? Public Enum ROOT_KEYS HKEY_CLASSES_ROOT = &H80000000 HKEY_CURRENT_USER = &H80000001...
  17. pitaridis

    Multithreaded client / server

    I have to write a small client / server program and I do not know how to start. Does anyone have a simple sample of a Multithreaded client / server application? Aristotelis
  19. pitaridis

    File download

    I have a file, which must be downloaded from a user. The file is not in a folder accessible from the web browser for security reasons. How can I read this file and return it to the user? Aristotelis
  20. pitaridis

    Slow down download

    In my site I had some funny videos but everyone was trying to download them and my server was not able to serve other users that tried to download some other files. Is there any way to increase the download speed through an asp.net? I know that an asp.net site can return a file like an image...
  21. pitaridis

    Auto update

    Can someone tell me how I can develop an Auto update for my application? I know how to download the new file but how can I delete the current file and replace it with the new at the moment that the old file is running? Aristotelis
  22. pitaridis

    E-Mail server

    Does anyone knows any freeware or open source email server which saves all the data in an Access database so that my application will be able to collect information for the email server. Aristotelis
  23. pitaridis

    thumbnails for ListView

    does anyone knows how to get thumbnails for ListView from images? Aristotelis
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