C#.Net Articles

: C#.Net

Using Parameterized queries to prevent SQL Injection Attacks in SQL Server

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net | SQL Server

Published Date: Feb 19, 2008
Views: 29227

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to use parameterized queries to query SQL Server database in order to avoid SQL Injection attacks

Export Data to Excel Sheet using ADO.Net and C#

Author: Mudassar Khan
Filed Under: C#.Net | ADO.Net | Excel

Published Date: Jan 31, 2009
Views: 27648

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to export data to Microsoft Excel workbook using ADO.Net and C#

AJAX Calls Using JavaScript And XMLHTTP in ASP.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | AJAX | VB.Net

Published Date: Feb 01, 2009
Views: 21006

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to make AJAX Calls using JavaScript and XMLHttp to fetch data from server in ASP.Net

Check whether User Name already exists using JavaScript and XmlHttp

Author: Mudassar Khan
Filed Under: C#.Net | JavaScript | AJAX | VB.Net

Published Date: Feb 03, 2009
Views: 20465

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to use AJAX JavaScript and XMLHttp to query the server and find out whether user name already exists in the database using C and Vb.Net

Read and Import Excel Sheet using ADO.Net and C#

Author: Mudassar Khan
Filed Under: C#.Net | ADO.Net | Excel

Published Date: Feb 04, 2009
Views: 49508

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to read and import data to Microsoft Excel workbook using ADO.Net and C#

Send SMTP Emails using System.Net Class in C#

Author: Mudassar Khan
Filed Under: C#.Net

Published Date: Feb 12, 2009
Views: 30372

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to send emails using C# and asp.net. He has also explained how to send emails on a new thread to improve performance.

Attach files to email without storing on disk using ASP.Net FileUpload Control

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net

Published Date: Feb 15, 2009
Views: 13490

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to attach files to email without saving them onto the disk directly from the FileUpload stream

Save and Retrieve Files from SQL Server Database using ASP.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net | SQL Server

Published Date: Feb 19, 2009
Views: 113434

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to save file as binary data inside SQL Server database and also how to retreive them and reconvert to their respective formats using VB.net amd C#.

Display Images from SQL Server Database using ASP.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net | SQL Server

Published Date: Feb 21, 2009
Views: 101096

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to retrieve and display images that are stored in SQL Server Database in ASP.Net Web application

Displaying images that are stored outside the Website Root Folder

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net

Published Date: Feb 21, 2009
Views: 25096

Demo: View Demo

Abstract: Here Mudassar Khan has explained How to display images that are stored outside the Website Root Folder

Fetch and Display RSS Feeds using ASP.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net

Published Date: Mar 22, 2009
Views: 25429

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to pull RSS from a website and display the same on the web page using ASP.Net

How to find the control that caused PostBack in ASP.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net

Published Date: Apr 06, 2009
Views: 22800

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to find the control that caused the postback in ASP.Net

Calling Parent Page method from Child Usercontrol using Reflection in ASP.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net | Snippets

Published Date: Apr 12, 2010
Views: 20082

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to call parent page method from child user control placed on the same page whose function or method we want to call.

Binding Custom Business Objects (Properties) to Databound Controls like GridView in ASP.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net | GridView

Published Date: Apr 25, 2010
Views: 8535

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to Populate and Bind Custom Business Objects or properties collection to databound controls like ASP.Net GridView Control

Read and Bind XML File to ASP.Net DropDownList Control

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net | XML

Published Date: Jun 13, 2010
Views: 8555

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to bind an XML or XML File to ASP.Net DropDownList Control using DataSet in C# and VB.Net

Preserving state and values of custom properties across postback in ASP.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net

Published Date: Jul 01, 2010
Views: 5874

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to preserve values or states of custom properties across postbacks in ASP.Net

Parallelism - Parallel Task Execution in .Net 4.0

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net | New Features | .Net 4.0

Published Date: Jul 24, 2010
Views: 9131

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to make use of the new feature Parallelism in .Net 4.0 making use of the new classes Parallel and PLINQ (Parallel LINQ)

List Installed SQL Server Instances on machine and LAN using C# and VB.Net

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net | Snippets

Published Date: Dec 18, 2010
Views: 5847

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to list the installed instances of SQL Server on machine and LAN Network using C# and VB.Net

Fetch and Read emails from POP3 mail server using C# and VB.Net - Part I

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net

Published Date: Dec 27, 2010
Views: 16439

Demo: View Demo

Abstract: In this article Mudassar Ahmed Khan has explained how to read emails from POP3 server using OpenPop.Net Library using C# and VB.Net

Fetch and Read emails from POP3 mail server using C# and VB.Net - Part II

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net

Published Date: Jan 03, 2011
Views: 13741

Demo: View Demo

Abstract: In this article Mudassar Ahmed Khan has explained how to read emails from POP3 server using OpenPop.Net Library using C# and VB.Net

Difference between string and String

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net

Published Date: Jan 04, 2011
Views: 3415

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained the difference between string and String keywords in C# and also the difference between bool and Boolean class.

Create and send HTML Formatted Emails in ASP.Net using C# and VB.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net

Published Date: Apr 13, 2011
Views: 14890

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to create and send HTML Formatted Emails in ASP.Net using C# and VB.Net

Free ASP.Net Mathematical Captcha Control in VB.Net and C#

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net | Third Party Controls

Published Date: Apr 25, 2011
Views: 9286

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to implement the free ASP.Net Mathematical Captcha Control in C# and VB.Net

Exception - DataBinding: 'System.Data.DataRowView' does not contain a property with the name 'x'

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net | Issues and Exceptions

Published Date: Aug 07, 2011
Views: 15546

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained the exception DataBinding: 'System.Data.DataRowView' does not contain a property with the name 'ID' in ASP.Net

Make AJAX JSON call to ASP.Net WCF Service using jQuery and Javascript

Published Date: Aug 17, 2011
Views: 10464

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to modify the ASP.Net WCF (Windows Communication Foundation) service to make it accept AJAX JSON calls and to make AJAX JSON calls to ASP.Net WCF Service using JavaScript and jQuery

Get distinct list of custom business objects using LINQ Query in .Net

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net

Published Date: Nov 02, 2011
Views: 4542

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to get distinct list of custom business class objects using LINQ Query in .Net

ASP.Net: Convert Text String to Image using C# and VB.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net

Published Date: Feb 08, 2012
Views: 7170

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to convert Text string to Image using C# and VB.Net in ASP.Net Web application and display the converted image in Image Control

Programmatically Add or Update Connection String in ASP.Net Web.Config File

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net

Published Date: Feb 21, 2012
Views: 7040

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to programmatically add and update SQL connection strings in ASP.Net Web.Config file using C# and VB.Net.
He has explained how we can access and update the different attributes of a connection string like DataSource, IntitialCatalog, UserId, Password and IntegratedSecurity.

Fetch and read email messages with attachments from GMAIL POP3 mail server in ASP.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net

Published Date: Aug 01, 2012
Views: 7354

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to fetch and read email messages with attachments from GMAIL POP3 mail server inbox in ASP.Net. The fetched emails are bound to ASP.Net GridView and users are able to download the attachments.

ASP.Net : Send email with Images embedded in Rich Text HTML body

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net

Published Date: Aug 20, 2012
Views: 5744

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to send Rich Text HTML Emails with embedded images and pictures using VB.Net and C# in ASP.Net

Windows Forms (WinForms): Dynamic Button Controls with attached Click Event Handler

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net | Snippets | Window Forms

Published Date: Sep 03, 2012
Views: 2237

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained how to create dynamic button controls at runtime and also attach OnClick event handlers to the dynamically generated buttons in Windows Forms (WinForms) Application using VB.Net and C#.

Minimize Windows Forms (WinForms) Application to System Tray using C# and VB.Net

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net | Window Forms

Published Date: Oct 12, 2012
Views: 18182

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained with an example and attached sample code how to minimize Windows Application to System Tray using VB.Net and C#.

How to bind GridView with Generic List in ASP.Net using C# and VB.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net | GridView

Published Date: Oct 29, 2012
Views: 4750

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained with an example and attached sample code, how to Populate bind GridView with Generic List in ASP.Net using C# and VB.Net.
Generic Lists are created from Custom Business Objects also known as Property Class

How to bind Generic List to GridView in ASP.Net using C# and VB.Net

Author: Mudassar Khan
Filed Under: ASP.Net | C#.Net | VB.Net | GridView

Published Date: Oct 30, 2012
Views: 4214

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained with an example and attached sample code, how to bind Generic List to GridView in ASP.Net using C# and VB.Net.
Generic Lists are created from Custom Business Objects also known as Property Class

How to delete a Directory ( Folder ) using C# and VB.Net

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net

Published Date: Apr 03, 2013
Views: 485

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained with an example, how to delete folder or directory using C# and VB.Net
A Directory that contains files or folders cannot be deleted hence this code first deletes all the Child Directories and also all the files in the Directory as well the Child Directories.

Delete all Directories ( Folders ) and Subdirectories ( Subfolders ) Recursively using C# and VB.Net

Author: Mudassar Khan
Filed Under: C#.Net | VB.Net

Published Date: Apr 10, 2013
Views: 418

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained with an example, how to recursively all delete all directories (sub directories or folders or sub folders) in C# an VB.Net

Send Email using GMAIL in ASP.Net using C#

Author: Mudassar Khan
Filed Under: C#.Net

Published Date: Apr 16, 2013
Views: 630

Demo: View Demo

Abstract: Here Mudassar Ahmed Khan has explained with an example and attached sample code,
how to send emails using GMAIL Account Credentials in ASP.Net using C#.

ASP.Net	C#.Net	JavaScript	ADO.Net
Excel	AJAX	VB.Net	SQL Server
GridView	Issues and Exceptions	Silverlight	Rich Text Editor
JQuery	DataList	Snippets	XML
New Features	.Net 4.0	TreeView	AJAX Control Toolkit
jQuery Plugins	Third Party Controls	ASP.Net Validators	WCF
Repeater	Regular Expressions	Yahoo API	iTextSharp
FaceBook	Charts	ListView	Tweeter
Window Forms	Google	CSS	SMS
DotNetZip	Crystal Reports	Entity Framework