List<> can be used as a collection of objects which
can be accessed by index.List originated from
System.Collections.Generic class.List objects can
be sorted,searched,manipulated.so List is very
useful in programming for holding any type of
objects.following shows a example of List<> -

asp.net has default password recovery control and methods
to implement password recovery.you just need to use
asp.net membership provider in your app and add the
PasswordRecovery control in a page by which you want
to recover password.

Ajax is the best technique for showing & updating
data without page refresh.
jquery ajax make things possible easier way.in this
post i will show how to pass data via jquery ajax
and get back data.

sometimes needed that html tags from a html string
to be removed.there are many purposes to do that.
there are many ways this can be achieved in client side
using jquery and javascript -

this post will show how to implement image loader in any page.
basically i will show a loading image per image before image
is loaded completely in the page.

access database file is easy to use than sql server
or MySql server databases.for accessing access db
System.Data.OleDb namespace used.following are
steps are needed to use access db in .net
application.

the base keyword is used to access base class
members inside derived class.