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Getting number of active sessions (online users counter) with ASP.NET by stoian bucovich

All that have to be done is in global.asax file: Sub Application_Start( ByVal sender As Object , ByVal e As EventArgs) Application( "OnlineUsers" ) = 0 End Sub Sub Application_End( ByVal sender As Object , ByVal e As EventArgs) End Sub Sub Application_Error...
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Datetime interval checker - ASP.NET, VB.NET by stoian bucovich

Its simple snap of code that i think that could be useful. Hope it will help you someway. Dim upperDate As Date = "#30/6/" & DateTime.Now.Year & "#" Dim lowerDate As Date = "#1/6/" & DateTime.Now.Year & "#" If Not (Date.Compare(Date.Today...
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Remove HTML from string with regular expression by stoian bucovich

It's really simple to do that with just a few lines of code. Here is how to: Private Function RemoveHTML( ByVal str As String ) As String Dim RegExp As String = "<[^>]*>" Dim R As New Regex(RegExp) Return R.Replace(str, " " ) End Function And...
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Getting web file content from url with asp.net by stoian bucovich

Here's how you could get page or file content with help of webclient class and use it for exaple to get the forex rates or regional weather forecast from diferent page and show it to yours: First we need to import the requred name spaces: Imports System...
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Embedding JW FLV Media Player in ASP.Net forms by stoian bucovich

Recent days I got a project with requirement to play flv video, so I found an free for non commecrial purposes flv player, but the problem that I had was how to find way to "control" what the player is going to play by the users' choise. So what I needed...
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Get Windows Serial Number with VB.NET by stoian bucovich

I'll show you fast and easy way to get operating system serial number that the application is running on. Here how to accomplish this task: In Page_Load event handler (for example) getting WSN: Dim MOS As ManagementObjectSearcher = New ManagementObjectSearcher...
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asp.net send mail with vb.net by stoian bucovich

Sending mail is with asp.net is simple, you can find it yourself with the next a few lines of code which are handled by button click event: First importing the namespace: Imports System.Net.Mail Than the Handler code: If Page.IsValid() Then Dim mySmtpClient...
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ASP.NET directory listing by stoian bucovich

In this post i am going to demonstrate how you could achive directory listing. aspx page: <% @ Page Language ="VB" AutoEventWireup ="false" CodeFile ="DirectoryListing.aspx.vb" Inherits ="DirectoryListing" %> <! DOCTYPE html PUBLIC "-//W3C//DTD...
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Checking for file extensions method by stoian bucovich

A sample method for checking image file extension which can be used for exaple to check upload file control uploaded file types: Public Shared FileExt As New ArrayList Public Shared Sub InitImageExt() FileExt.Add( ".jpeg" ) FileExt.Add( ".jpg" ) FileExt...
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Catching page level errors and writing them in log file with auto controlled file size by stoian bucovich

This is preaty handy for catching page errors and writing them down in log file which is automaticaly deleted if he reaches defined file size. Imports System.IO Public Shared Sub PageErr( ByVal ErrorMessage As String , ByVal UserIPAddress As String ,...
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