New Additions
Here Mudassar Ahmed Khan has explained with an example, how to export HTML string to PDF file in ASP.Net MVC Razor.

First the Grid (Html Table) will be populated from database using Entity Framework and then the HTML Table will be sent as HTML string to the Controller which ultimately will be exported to PDF file using iTextSharp XMLWorkerHelper library in ASP.Net MVC Razor.
Here Mudassar Ahmed Khan has explained with an example, how to export HTML string to Excel file in ASP.Net MVC Razor.

First the Grid (Html Table) will be populated from database using Entity Framework and then the HTML Table will be sent as HTML string to the Controller which ultimately will be exported to Excel file in ASP.Net MVC Razor.
Here Mudassar Ahmed Khan has explained with an example, how to solve the following error (exception) when using LINQ to SQL or Lamba expressions on DbSet records returned by Entity Framework in C# .Net.

LINQ to Entities does not recognize the method System.String ToString() method, and this method cannot be translated into a store expression.
Here Mudassar Ahmed Khan has explained with an example, how to populate (Bind) DropDownList from database using Html.DropDownList Helper function using Entity Framework in ASP.Net MVC Razor.

This article will also explain how to add Default Item (Blank Item) to DropDownList at First position using Html.DropDownList Helper function when populating from database using Entity Framework in ASP.Net MVC Razor.
Here Mudassar Ahmed Khan has explained with an example, how to populate (Bind) DropDownList from database using Entity Framework in ASP.Net MVC Razor.

This article will also explain how to add Default Item (Blank Item) to DropDownList at First position when populating from database using Entity Framework in ASP.Net MVC Razor.
Here Mudassar Ahmed Khan has explained with an example, how to upload Image file and display in Image control in ASP.Net using C# and VB.Net.

First the Picture / Photo / Image file will be uploaded using FileUpload control and will be saved in a Folder (Directory) then using Relative Path, the Image file will be displayed in ASP.Net Image control using C# and VB.Net.
Here Mudassar Ahmed Khan has explained with an example, how to open Fileupload (Upload File) on Button Click using JavaScript and jQuery.

This article will illustrate how to hide HTML Fileupload element and open its File Upload dialog on click of a Button using JavaScript and jQuery.
Here Mudassar Ahmed Khan has explained with an example, how to open Fileupload (Upload File) on Image Click using JavaScript and jQuery.

This article will illustrate how to hide HTML Fileupload element and open its File Upload dialog on click of an Image (IMG element) using JavaScript and jQuery.
Here Mudassar Ahmed Khan has explained with an example, how to perform Required (Not Empty) validation for TinyMCE RichTextBox (RichTextEditor) using Data Annotations and jQuery in ASP.Net MVC.
Here Mudassar Ahmed Khan has explained with an example, how to upload multiple files with Progress Bar using jQuery Uploadify plugin in ASP.Net MVC Razor.

The jQuery Uploadify plugin is a Flash based jQuery Plugin which allows uploading multiple files with Progress Bar using AJAX in ASP.Net MVC Razor.
Here Mudassar Ahmed Khan has explained with an example, how to display Welcome Username after Login in ASP.Net MVC Razor.

The Login Form will be implemented using Forms Authentication and Entity Framework and the Username will be displayed using the HttpContext.Current.User property in ASP.Net MVC Razor.
Here Mudassar Ahmed Khan has explained an with example, how to display Welcome Username in Label on next Form after Login in ASP.Net using C# and VB.Net.

The Login Form will be implemented using Forms Authentication and the Username will be displayed in Label on next Form using ASP.Net LoginName control.
Here Mudassar Ahmed Khan has explained with an example, how to create Multi-Series Line Chart with database using Google Charts API in ASP.Net using C# and VB.Net.

The Multi-Series Line Chart will be populated with database data with the help of jQuery AJAX and WebMethod in ASP.Net using C# and VB.Net.

The Multi-Series Line Chart is different from Line Chart as compared to Line Chart which simply displays only one line, the Multi-Series Line Chart displays multiple lines representing the statistical information.
Here Mudassar Ahmed Khan has explained with an example, how to create Line Chart with database using Google Charts API in ASP.Net using C# and VB.Net.

The Line Chart will be populated with database data with the help of jQuery AJAX and WebMethod in ASP.Net using C# and VB.Net.
Here Mudassar Ahmed Khan has explained with an example, how to create Stacked Column Chart with database using Google Charts API in ASP.Net using C# and VB.Net.

The Stacked Column Chart will be populated with database data with the help of jQuery AJAX and WebMethod in ASP.Net using C# and VB.Net.

The Stacked Column Chart is different from Column Chart as compared to Column Chart which simply displays 2 sets of Values one on X axis and other Y axis, the Stacked Column Chart displays an additional set of information by dividing the each Column in different sections.
Here Mudassar Ahmed Khan has explained with an example, how to create Stacked Bar Chart with database using Google Charts API in ASP.Net using C# and VB.Net.

The Stacked Bar Chart will be populated with database data with the help of jQuery AJAX and WebMethod in ASP.Net using C# and VB.Net.

The Stacked Bar Chart is different from Bar Chart as compared to Bar Chart which simply displays 2 sets of Values one on X axis and other Y axis, the Stacked Bar Chart displays an additional set of information by dividing the each Bar in different sections.
Here Mudassar Ahmed Khan has explained with an example, how to create Column Chart with database using Google Charts API in ASP.Net using C# and VB.Net.

The Column Chart will be populated with database data with the help of jQuery AJAX and WebMethod in ASP.Net using C# and VB.Net.
Here Mudassar Ahmed Khan has explained with an example, how to create Bar Chart with database using Google Charts API in ASP.Net using C# and VB.Net.

The Bar Chart will be populated with database data with the help of jQuery AJAX and WebMethod in ASP.Net using C# and VB.Net.
Here Mudassar Ahmed Khan has explained with an example, how to use Regular Expression (Regex) to accept/allow Alphanumeric characters i.e. Alphabets (Upper and Lower case) and Numbers (Digits) and Space in TextBox in ASP.Net using:-

1. RegularExpression Validator.
2. JavaScript.
3. jQuery.
Here Mudassar Ahmed Khan has explained with an example, how to use Ternary operator (? :) in TemplateField (ItemTemplate) column in ASP.Net GridView using C# and VB.Net.

IF ELSE statement is not supported in TemplateField (ItemTemplate) column in ASP.Net GridView, hence using Ternary operator (? :) operator, a simple IF ELSE condition can be used in TemplateField (ItemTemplate) column in ASP.Net GridView.
Here Mudassar Ahmed Khan has explained with an example, how to use Ternary operator (? :) in ASP.Net controls such as GridView, DetailsView, DataList, Repeater, etc. using C# and VB.Net.

The Ternary operator (? :) will be used inside TemplateField (ItemTemplate) column along with EVAL function in ASP.Net using C# and VB.Net.
Here Mudassar Ahmed Khan has explained with an example, how to use Ternary operator (? :) with EVAL function in ASP.Net controls such as GridView, DetailsView, DataList, Repeater, etc. using C# and VB.Net.
Here Mudassar Ahmed Khan has explained with an example, how to use the Substring function with EVAL function to strip (cut down) length of long string in ASP.Net using C# and VB.Net.

The Substring function will be used with EVAL function with the help of Ternary operators (? :) in ASP.Net with C# while using IIF function in ASP.Net with VB.Net.

This article is applicable to various controls like GridView, ListView, DataList, Repeater, DetailsView, FormView, etc.
Here Mudassar Ahmed Khan has explained with an example, how to upload File using the HTML INPUT File element (<input type = “file” />) for uploading files in ASP.Net using C# and VB.Net.
Here Mudassar Ahmed Khan has explained with an example, how to upload file without using FileUpload control in ASP.Net using C# and VB.Net.

This article will explain how to upload File using the HTML INPUT File element for uploading files in ASP.Net using C# and VB.Net.