ASP.NET | Catturare il contenuto di una pagina web con l’oggetto WebClient
Imports System.Net Dim Result As String = String.Empty Dim url As String = "url della pagina che vuoi catturare" Dim http As WebClient = New WebClient Dim bResult As Byte()…
ASP.NET | Download di un file con l’oggetto WebClient
Imports System.Net Dim url As String = “http://www.sorrentino.it/sorrentino.html” Dim http As WebClient = New WebClient http.DownloadFile(url, “C:\html\sorrentino.html”)
ASP.NET | Criptare e decriptare una stringa con l’algoritmo di Rijndael a 128 bit
Imports System.Security.Cryptography Public Class MyEncrypt Dim EncryptionKey As String = "password scelta da te" Public Function EncryptString128Bit(ByVal vstrTextToBeEncrypted As String) As String Dim bytValue() As Byte Dim bytKey() As Byte…
ASP.NET | Leggere Feed RSS in asp.net
Rss.xslt Rss.xslt <?xml version="1.0" encoding="utf-8"?> <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:msxsl="urn:schemas-microsoft-com:xslt" exclude-result-prefixes="msxsl"> <xsl:output method="html" indent="yes"/> <xsl:template match="/"> <ul> <xsl:for-each select="rss/channel/item"> <li> <a href="{link}"> <xsl:value-of select="title" /> </a> </li> </xsl:for-each> </ul> </xsl:template> </xsl:stylesheet>…
ASP.NET | Creare un db Ms Access in runtime
Dim ADOXcatalog As New ADOX.Catalog Dim ADOXtable As ADOX.Table Dim ADOXindex As ADOX.Index Dim ADOXkey As ADOX.Key Dim ADOXQuery As ADODB.Command Try Dim mdbCN As String = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=NomeDatabase.mdb;Jet OLEDB:Engine…
ASP.NET | Numerare una gridview
<asp:TemplateField> <HeaderTemplate>NR</HeaderTemplate> <ItemTemplate> <asp:Label ID=”lbNum” runat=”server” Text='<%#Container.DataItemIndex+1 %>’></asp:Label> </ItemTemplate></asp:TemplateField>
ASP.NET | Inviare una email
Dim ObjMail As New System.Net.Mail.MailMessage() Dim ObjMailFrom As New System.Net.Mail.MailAddress("Email del mittente", "Nome del mittente") ObjMail.From = ObjMailFrom ObjMail.To.Add("email di destinazione") ObjMail.Subject = "Oggetto della email" ObjMail.Body = "Messaggio" Dim…
ASP.NET | Convertire una stringa in MD5
Function GetMD5(ByVal input As String) As String Dim md5Hasher As MD5 = MD5.Create() Dim data As Byte() = md5Hasher.ComputeHash(Encoding.Default.GetBytes(input)) Dim sBuilder As New StringBuilder() Dim i As Integer For i…