what is authorization in asp.net | authorization rules in web.config to allow or deny resources to particular user or role in asp.net.

Introduction:

In this article I will explain what is authorization in asp.net, uses of authorization and I will explain setting authorization rules in web.config to allow or deny resources for particular user or role in asp.net.

Description:

Today I am writing this post to explain about authorization concept in asp.net. In one of the interview interviewer has asked question like what is authorization in asp.net and how we can use authorization concept to allow or deny resources to particular user or role in asp.net.

C# - Difference between String and Stringbuilder in C#, Asp.net

Introduction

Here I will explain what is difference between string and stringbuilder in c# using asp.net.

Description

In previous articles I explained different types of constructors in c#, difference between overloading and overriding in c#, Delegates in c# with example, difference between datareader, dataset and dataadapter in c# and many articles relating to interview questions . Now I will explain difference between string and stringbuilder in c# using asp.net.

C# - Difference between Throw and Throw ex in C# Asp.Net

Introduction

Here I will explain what is the difference between throw and throw ex in c# using asp.net.

Description

In previous articles I explained Different types of polymorphism in c#, Difference between array and arraylist in c#, can function return multiple values in sql server, Difference between char varchar and nvarchar in SQL Server, Joins in SQL Server and many articles relating to interview questions, SQL Server. Now I will explain difference between throw and throw ex in c# using asp.net.

C# - Insert Data into Database using WCF Service in Asp.net

Introduction

Here I will explain how to insert data into SQL Server database using wcf service in asp.net using C# and VB.NET.

Description

In previous articles I explained Show tooltip for gridview header columns, jQuery change tooltip style in asp.net, Add tooltip to dropdownlist items in asp.net, Create simple tooltip with jQuery UI plugin, Asp.net Interview questions, Highlight Gridview records based on search and many articles relating to Gridview, SQL, jQuery,asp.net, C#,VB.NET. Now I will explain how to insert data into SQL Server database using wcf service in asp.net using C# and VB.NET.

jQuery Ajax Submit Form without Page Refresh using JSON in Asp.Net

Introduction: 

Here I will explain how to use jQuery to submit form without page refresh using ajax in asp.net or jQuery submit form without page reload using jQuery ajax  in asp.net  using c#, vb.net.

Description:
  
In previous articles I explained integrate Facebook login authentication, integrate twitter login authentication, jQuery randomly change color of div and many articles relating to jQuery, asp.net, c#, vb.net. Now I will explain how to submit form without refresh or reload page using jQuery in asp.net.

C# - How to Count Number of Online Users in Asp.Net Using C#, VB.NET

Introduction

Here I will explain how to count number of online users of website in asp.net using C# and VB.NET or how to get number of online visitors of website in asp.net using C# and VB.NET.

Description

In previous articles I explained get count of visitors website in asp.net, jQuery cascading dropdown list example in asp.net, jQuery show progressbar in button click in asp.net, Asp.net Interview questions, Joins in SQL Server and many articles relating to Gridview, SQL, jQuery,asp.net, C#,VB.NET. Now I will explain how to count number of online visitors of website in asp.net using C# and VB.NET.

C# - Count Number of Visitors in Website using Asp.net in C#, VB.NET

Introduction

Here I will explain how to count number of visitors to website in asp.net using C# and VB.NET or find or get number of visitors for a website in asp.net using C# and VB.NET.

Description

In previous articles I explained Asp.net Interview questions, Export Gridview data to PDF, Send values from one page to another page using QueryString, Joins in SQL Server, Highlight Gridview records based on search and many articles relating to Gridview, SQL, jQuery,asp.net, C#,VB.NET. Now I will explain how to count number of visitors to website in asp.net using C# and VB.NET.

To get number of visits for website we need to use methods in Global.asax file for that first add Global.asax file in your application

jQuery Get Cookie Value in Asp.Net Website C# or Retrieve Cookie Value in Asp.net

Introduction: 

Here I will explain how to get jQuery cookie value in asp.net website using c# or retrieve cookie value from asp.net.

Description:
  
In previous articles I explained create, read or get cookie values in jQuery,  jQuery show loading image while pageloads, jQuery wiki plugin to show Wikipedia description, jQuery Bind double click event to button control, jQuery create rounded corners for textbox and many articles relating to JavaScript, jQuery, asp.net codesnippets, cookie, asp.net. Now I will explain simple codesnippets how to get cookie value in asp.net using c#.

jQuery Cascading Dropdown List in Asp.net with Example

Introduction:

Here I will explain cascading dropdown list using jQuery in asp.net example or jQuery cascading dropdown example in asp.net using c#, vb.net.

Description:

In my previous article I explained how to populate dropdown based on other dropdown using asp.net, Ajax cascading dropdown with database in asp.net, Bind asp.net dropdown in jQuery. Now I will explain how to implement cascading dropdown list using jQuery in asp.net.

Here I will explain jQuery cascading dropdown example with three dropdowns Country dropdown, State dropdown, Region dropdown. Here we need to populate states dropdown based on country dropdown and region dropdown based on states dropdown selection for that we need to design three tables in SQL Server like as shown below

jQuery Display Progress Bar on Button Click in Asp.net

Introduction:

Here I will explain how to use jQuery to show progress bar on button click in asp.net with example in c#, vb.net or jQuery show loading image on button click in asp.net using c#, vb.net.

Description:

In my previous article I explained jQuery bind gridview in asp.net, Show progress bar during postbacks in asp.net, Bind asp.net dropdown in jQuery, Lightbox effect for login page and many articles relating to jQuery, asp.net, c#, vb.net. Now I will explain how to show progress bar on button click using jQuery in asp.net.

JavaScript Get Asp.net Textbox Value | Get Asp.net Label Value in JavaScript

Introduction: 

Here I will explain how to get asp.net textbox in JavaScript or get asp.net label value in JavaScript or get asp.net control values textbox, label etc in JavaScript.

Description:

In previous articles I explained jQuery display testimonials with CSS example, jQuery get or access session value, jQuery right click context menu example, jQuery Add text to end of div and many articles relating to JQuery, JavaScript, asp.net, code snippets. Now I will explain how to get asp.net textbox or label value in JavaScript.

How to Export Data from Gridview to Excel in Asp.net using C#, VB.NET

Introduction:

Here I will explain how to export data from gridview to excel in asp.net using c#, vb.net or bind data to gridview and export asp.net gridview data to excel in asp.net using c#, vb.net.

Description:

In previous articles I explained export gridview data to csv file in asp.net, export gridview data to pdf file in asp.net, export webpage with images to pdf in asp.net, group columns in asp.net gridview header row and many articles relating gridview,asp.net, c#, vb.net. Now I will explain how to export data from gridview to excel in asp.net using c#, vb.net.

Asp.net Create Captcha with Refresh Button in C#, VB.NET

Introduction:

Here I will explain how to create captcha in asp.net using c#, vb.net or create captcha with refresh button in asp.net using c#, vb.net.

Description:
  
In previous posts I explained group columns in asp.net gridview header row, jQuery change tooltip style in asp.net, C# add rows from one datatable to another datatable, asp.net get all files from folder and display it in gridview and many articles relating to Asp.net, Gridview, c#, vb.net. Now I will explain how to create captcha in asp.net using c#, vb.net.

C# - What is Delegates in C# Example | Use of Delegates in C#

Introduction:

Here I will explain what is delegates in c#.net with example. Basically delegates in c# are type safe objects which are used to hold reference of one or more methods in c#.net. Delegates concept will match with pointer concept of c language.  

Description:

In previous posts I explained OOPS examples in c#, polymorphism in c#, Difference b/w datareader, dataset and dataadapter in c#, Difference b/w appsettings and connection strings in asp.net, Difference b/w executereader, executenonquery and executescalar in c# and many articles relating to interview questions in c#, asp.net, sql server, javascript, jquery. Now I will explain delegates in c#.net with example.

C# - Difference between Array and Arraylist in C# with Example

Introduction:

Here I will explain difference between array and arraylist in c#.net with example.  

Description:

In previous posts I explained difference between wcf and web application, interview questions in asp.net, sql server, c#, Difference between functions and stored procedures in SQL Server, difference between len and datalength in sql server and many articles relating to interview questions. Now I will explain difference between array and arraylist in c#.net with example.

Group Columns in Asp.net Gridview Header Row & Display Multiple Columns Under Single Column

Introduction:

Here I will explain how to group columns in asp.net gridview header row in C# and VB.NET or show multiple columns under single column in asp.net gridview.

Description:

In previous articles I explained Show Gridview row details in tooltip, Show tooltip for gridview header columns, jQuery change tooltip style in asp.net, Add tooltip to dropdownlist items in asp.net, Create simple tooltip with jQuery UI plugin, Asp.net Interview questions, Highlight Gridview records based on search and many articles relating to Gridview, SQL, jQuery,asp.net, C#,VB.NET. Now I will explain how to group columns in gridview in asp.net with C# and VB.NET.

C# - Using Statement Example | Uses of Using Statement in C#

Introduction:

In this article I will explain uses of using statement in c# and how to declare and use using statement in c#, vb.net, Asp.net.

Description:

In Previous posts I explained lot of articles regarding Asp.net, Gridview, SQL Server, Ajax, JavaScript etc. Now I will explain about using statement in c#.

Generally in our applications we will write code like create connection object to handle connectionstring after that open a connection and create command object etc. to interact with database to get data that would be like this

C# - Email Validation with Regular Expression

Introduction: 

Here I will explain regular expression for email validation in c#, asp.net or how to validate email with regular expression in c#, asp.net or email address validation with regular expression in c#, asp.net. 

Description:

In previous articles I explained How to show multiple markers in google map, Encrypt Decrypt connection strings in web.config, Validate Email and URL using JavaScript, JavaScript validations to validate form, Gridview checkbox validation using javascript and many code snippets articles relating to c#, asp.net. Now I will explain how to validate email with regular expression in c#, asp.net.

C# Get All Files from Folder and Subfolders & Display it in Gridview in asp.net

Introduction:

Here I will explain how to get all files from folder and subfolders in C# and display or bind to Gridview in asp.net using C#, VB.NET or C# Get All Files from Folder and Subfolders and Display it in Gridview in asp.net.

Description:

In previous articles I explained Download files from gridview with link button in asp.net, Upload images to folder and display it in gridview in asp.net, create zip files in asp.net, Delete files from uploaded folder in asp.net, create/delete directory in asp.net, Joins in SQL Server and many articles relating to Gridview, SQL , jQuery , asp.net, C#, VB.NET. Now I will explain how to get all files from folder and subfolders and bind to Gridview in asp.net using C#, VB.NET.