Regular Expresion validator strings

http://www.beansoftware.com/ASP.NET-Tutorials/Validation-Controls.aspx

Client side script for selected index changed of Drop Dwon list

function ddlAcquirerSelectedIndexChanged()
{
var ListBox1Id = '<%= ddlAcquirer.ClientID %>';
var TextBox1Id = '<%=txtAcquirer.ClientID %>';
var lblId='<%=lblAcquirer1.ClientID %>';
if (document.getElementById(ListBox1Id).selectedIndex >= 0)
{
var selectedIndex = document.getElementById(ListBox1Id).selectedIndex;
if(document.getElementById(ListBox1Id).options[selectedIndex].value=='Barclaycard')
{
document.getElementById(TextBox1Id).disabled=true;
document.getElementById(lblId).disabled=true;
document.getElementById('<%=lblBarclayardMerchantNo.ClientID %>').disabled=false;
document.getElementById('<%=txtBarclayardMerchantNo.ClientID %>').disabled=false;
}
else
{
document.getElementById(TextBox1Id).disabled=false;
document.getElementById(lblId).disabled=false;
document.getElementById('<%=lblBarclayardMerchantNo.ClientID %>').disabled=true;
document.getElementById('<%=txtBarclayardMerchantNo.ClientID %>').disabled=true;
}
}

And in Page load event in code behind

ddlAcquirer.Attributes.Add("onchange", "ddlAcquirerSelectedIndexChanged();")

Recipe: Implementing Role-Based Security with ASP.NET 2.0 using Windows Authentication and SQL Server

http://weblogs.asp.net/scottgu/pages/Recipe_3A00_-Implementing-Role_2D00_Based-Security-with-ASP.NET-2.0-using-Windows-Authentication-and-SQL-Server.aspx

calander Extender AJAX Control

http://www.dotnetcurry.com/ShowArticle.aspx?ID=149&AspxAutoDetectCookieSupport=1

calander extender Ajax Control

Tip 3: Enable Year Navigation in CalendarExtender
When the calendar appears, click on the title of the calendar to change the view to Months in the current year. Clicking it again, switches the view to Years, showing 10 years at a time.
If you plan to do this programmatically, here’s some code for you. Use the OnClientShown event and switch the mode using javascript. This tip was shared by one of the Microsoft® support person at the asp.net forums.


runat="server" TargetControlID="TextBox1" OnClientShown="ChangeCalendarView" />
Then add this to the section

ASP.NET 2.0: URL Mapping with RegEx Support

http://pietschsoft.com/post/2005/11/ASPNET-20-URL-Mapping-with-RegEx-Support.aspx

Selecting the row based on the row number in sql server 2005

select * from (SELECT ROW_NUMBER() OVER (ORDER BY pkuserid ASC) AS ROWID, * FROM users) as t where t.rowid=3