Archive for December, 2008
TextBox with numeric input only : textbox, only, numeric, input
function ISonlynumber(evt)
{
var charCode = (evt.which) ? evt.which : event.keyCode
if (charCode > 31 && (charCode < 48 || charCode > 57))
return false;
return true;
}
<asp:TextBox ID=”txtmobileNO” Runat=”server” Width=”150″ MaxLength=”64″ onkeypress=”javascript:return ISonlynumber(event);”></asp:TextBox>
change theme of page dynamically
protected void Page_Load(object sender, EventArgs e)
{ Page.Header.Controls.Add( gettheme());
}
protected HtmlLink gettheme()
{
HtmlLink lk = new HtmlLink();
// <link type=”text/css” href=StyleSheet.css rel=Stylesheet />
lk.Attributes.Add(“type”, “text/css”);
lk.Attributes.Add(“href”, “StyleSheet1.css”);
lk.Attributes.Add(“rel”, “Stylesheet”);
return lk;
}
Encription of user sensitive data
using System;
using System.Collections.Generic;
using System.Text;
/// <summary>
/// Summary description for Base64
/// </summary>
public sealed class Base64
{
public static string Encode(string data)
{
try
{
byte[] encData_byte = new byte[data.Length];
encData_byte = Encoding.UTF8.GetBytes(data);
string encodedData = Convert.ToBase64String(encData_byte);
return encodedData;
}
catch(Exception e)
{
throw new Exception(“Error in base64Encode ” + e.Message);
}
}
public static string Decode(string data)
{
try
{
UTF8Encoding encoder = new UTF8Encoding();
Decoder utf8Decode = encoder.GetDecoder();
byte[] todecode_byte = Convert.FromBase64String(data);
int charCount = utf8Decode.GetCharCount(todecode_byte, 0, todecode_byte.Length);
char[] decoded_char [...]
Write Meta tag in aspx page dynamically
HtmlMeta mt = new HtmlMeta();
mt.Attributes.Add(“keyword”, “hello is world”);
Page.Header.Controls.Add(mt);
HtmlMeta mt1 = new HtmlMeta();
mt1.Attributes.Add(“name”, “suresh”);
mt1.Attributes.Add(“keyowrd”, “hello rupak how r u”);
mt1.Attributes.Add(“discription”, “yellowpages india,web hosting”);
Page.Header.Controls.Add(mt1);
