Here Mudassar Ahmed Khan has explained with an example, how to add (insert) new row to GridView programmatically in ASP.Net using C# and VB.Net.

When the Add Button is clicked, the values from the TextBoxes will be added to the DataTable in ViewState, which will be later used to populate the GridView in ASP.Net using C# and VB.Net.

Here Mudassar Ahmed Khan has explained with an example, how to use Group By Clause in LINQ with Entity Framework using C# and VB.Net.

This article will illustrate how to use Group By Clause in LINQ with Entity Framework and then later use it to populate GridView control in ASP.Net with C# and VB.Net.

Here Mudassar Ahmed Khan has explained with an example, how to multiply two GridView columns and display result in third column using JavaScript and jQuery in ASP.Net.

This example will illustrate by multiplying Price column with Quantity column and displaying the result in Total column using JavaScript and jQuery in ASP.Net.

Here Mudassar Ahmed Khan has explained with an example, how to validate TextBox inside GridView using jQuery on Button Click in ASP.Net.

When the Submit Button is clicked, using a jQuery each loop, all the TextBoxes inside the GridView will be validated and respective Error messages will be displayed using jQuery in ASP.Net.