The abstract class indicates that a class may be used
as a base class for other classes and is not instantiable.

Here is the simple coding on how to code do calendar programming using php..

It's a good practice to show orange border when you set focus to textbox.
also the border will stay for some seconds.this way user know
that they have to do task on that textbox.

It's needed to get the current date and time of the user
computer for processing using javascript.

if you want to use nice jquery slider in your asp.net website
follow the steps below -

the following codes will help you to implement check all
or uncheck all capability in the gridview.in that case
when header check box checked all items check box will
be checked and vice versa.

Virtuemart 2 for joomla is a very good extension to sell products
through website.To add product manually by code, they have doc on
how to use the Api to achieve this, but it may be hard to implement
there Api to add product.So i show here how to do that without using
Api but the simpla way using sql queries -