Csharp Asp.Net Articles C# VB Tutorials Code Examples Samples

Asp.Net Async AjaxFileUpload In ModalPopUp Extender

2012-05-26T20:20:00.001+05:30

In this example i'm explaining how to use AjaxFileUpload Control Or AsyncFileUpload In ModalPopUp Extender Using C# VB Asp.Net. Place ToolkitScriptManager and a button inside UpdatePanel on the page, we will open ModalPopup in click event of this button to upload files. Create one panel on the page and add AjaxFileUpload in it. HTML Source <asp:ToolkitScriptManager ID="ToolkitScriptManager1

Ajax AutoCompleteExtender In Master Page

2012-05-24T13:06:00.000+05:30

In this Example i'm explaining how to use Ajax AutoCompleteExtender TextBox On Master Page In Asp.Net. Open Visual Studio and create new website, add master page in it and design it as you want. Create a BIN folder in application and add AjaxControlToolkit.dll in it. I have use Northwind database to fetch names for AutoCompletion list. Add Connection String in web.config file <connectionStrings

Validation Of ViewState MAC Failed Error Asp.Net

2012-05-23T11:22:00.001+05:30

If you are receiving Validation of viewstate MAC failed error in asp.net web application. This occurs if you are using controls like Gridview or Detailsview with DataKeyNames on the page and page takes long time in loading. This issue has been fixed in .Net framework 2.0 SP2 and .Net framework 3.5 SP1. so upgrading to service packs is best option to fix validation of viewstate mac failed error

Asp.Net AjaxFileUpload Control With Drag Drop And Progress Bar

2012-05-18T18:16:00.001+05:30

This Example explains how to use AjaxFileUpload Control With Drag Drop And Progress Bar Functionality In Asp.Net. May 2012 release of AjaxControlToolkit includes a new AjaxFileUpload Control which supports Multiple File Upload, Progress Bar and Drag And Drop functionality. These new features are supported by Google Chrome version 16+, Firefox 8+ , Safari 5+ and Internet explorer 10 + , IE9 or

Ajax ConfirmButtonExtender With ModalPopUp In GridView

2012-05-14T16:36:00.000+05:30

In this example i'm explaining how to implement Ajax ConfirmButtonExtender With ModalPopUp Extender In Asp.Net GridView to show Delete Confirmation before deleting records. Populate GridView using SqlDataSource and add one LinkButton inside TemplateField in Columns. 1: <asp:TemplateField HeaderText="Delete"> 2: <ItemTemplate> 3: <asp:LinkButton ID="lnkDel" runat="server" 4:

Populate Bind DropDownList From XML File In Asp.Net

2012-05-12T12:14:00.001+05:30

This Example explains how to Populate Or Bind DropDownList With XML Data From File In Asp.Net Using C# And VB. Place one DropdownList on the page. <asp:DropDownList ID="DropDownList1" runat="server" onselectedindexchanged ="DropDownList1_SelectedIndexChanged"> XML Data Can be in various formats, i'll use 3 different ones shown below. Sample 1. 1:

Auto Refresh Update GridView In Asp.Net Ajax

2012-05-09T14:29:00.001+05:30

This Example describes how to Auto Refresh Or Update GridView Automatically At Regular Interval In Asp.Net Using Ajax And Timer. Add GridView And Timer control inside UpdatePanel on the page and set Interval property to desired value in miliseconds. I have set it to 5000 (5 Seconds). HTML SOURCE 1: <asp:ScriptManager ID="ScriptManager1" runat="server"/> 2: <asp:UpdatePanel ID="

Select GridView Row OnClick Of Cell Without Postback Using JavaScript

2012-05-08T16:52:00.000+05:30

This Example explains how to Select GridView Row On Click Of Cell Programmatically Without Postback Using JavaScript In Asp.Net. We can make cells clickable by adding OnClick attribute in ClientScript. Place ScriptManager And UpdatePanel on the page and add Gridview inside ContentTemaplate for partial postbacks, Populate it using SqlDataSource. HTML SOURCE OF GRIDVIEW 1: <asp:

Upload Files Asynchronously With JQuery Uploadify Asp.Net

2012-05-07T17:14:00.000+05:30

In this example i'm explaining how to Upload Multiple Files Asynchronously In Gmail Style With Progress bar Using JQuery Uploadify Plugin In Asp.Net C# and VB. Download Latest JQuery Library And Uploadify Plugin. Create a folder in application and add swf,css and js files in it from links above. Open HTML source and add reference to these javascripts in head section. <link href="Scripts/

Avoid Prevent Session TimeOut In Asp.Net To Keep Alive

2012-04-30T12:18:00.000+05:30

In this post i'm explaining different methods of Avoid Or Prevent Session TimeOut In Asp.Net to Keep Alive. We can set timeout value in web.config file using Forms Authentication as mentioned below, Default value is 20 minutes. This value gets reset or slide if there are calls between client and server and expiration occurs if idle or no postbacks for specified time. <authentication mode="Forms"

Call Asp.Net WebService With Parameters From JQuery JavaScript

2012-04-29T16:26:00.000+05:30

In this example i'm explaining how to Call Asp.Net WebService With Parameters From JQuery Or JavaScript. Add jquery-1.7.2.min.js in application and add reference in Head section of page. <head runat="server"> <script src="jquery-1.7.2.min.js" type="text/javascript"/> </head> Add and create Web Service by Right click on solution explorer > Add New Item > WebService.asmx. I have created a

Publish Deploy Asp.Net WebSite Application On IIS7 Server

2012-04-28T15:18:00.000+05:30

This post explains how to Publish And Deploy Asp.Net Web Site On IIS7 Server. Open Application in Visual Studio, Click on Build > Publish Web Site. Browse to where you want to save published DLLs,Files and other aspx pages. (TestWebSite) Copy TestWebSite folder inside C:\inetpub/wwwroot directory. Click on Start Menu > Run > INETMGR to open IIS manager. Click on sites > Default Web

UpdateProgress Control Example In Asp.Net

2012-04-25T18:07:00.000+05:30

In this example i'm explaining how to use UpdateProgress Control In Asp.Net with ProgressTemplate. This can be used to display a animated GIF image or wait message using CSS while page is fetching or loading data. I am displaying records in gridview in click event of button and processing message is displayed while data is retrieved. Place ScriptManager on page and put Button,GridView,

Copy Table From One DataBase To Another In SQL Server

2012-04-24T14:07:00.000+05:30

Several Times We need to Copy Table Schema And Data From One DataBase to Another In Sql ServerWe can do it in following ways. Method 1. Open Sql Server management studio Right Click on Database name > Tasks > Export Data. Provide login credentials and Select Database In next screen select database where table is to be copied Copy data from one or more tables or views check tables you want to

Drag Drop GridView Rows With JQuery

2012-04-23T14:03:00.000+05:30

This Example explains how to implement Drag and Drop functionality in GridView to rearrange Rows On Client Side Using JQuery In Asp.Net. You need to download and add JQuery and TableDnD plugin in your application. Grid is populated with Northwind database using SqlDataSource. Add Script references and css style in head section of page. 1: <style type="text/css"> 2: .highlight

Uploading Multiple Files With FileUpload Or JQuery Asp.Net

2012-04-20T12:58:00.001+05:30

This Example explains How To Upload Multiples Files Using FileUpload Or JQuery In Asp.Net. I have placed four FileUpload Controls and one button on page, Code to save uploaded files to server is written in Click Event of Button. Download JQuery.js and jQuery.MultiFile.js from JQuery multiple-file-upload plugin site. Default File size limit is 4 mb but we can upload large files by changing

Edit Update GridView With Ajax ModalPopUpExtender Example

2012-04-19T00:16:00.002+05:30

In this example i'm explaining how to Edit or Update GridView records with Ajax ModalPopUpExtender In Asp.Net Using C# and VB. I'm using northwind database and SqlDataSource control for record updation to reduce as much code behind as possible. Create a Bin folder in solution explorer and put AjaxControlToolkit.dll in it. Place ToolkitScriptManager and UpdatePanel on page, Configure

Create Add Dynamic Button Controls In Asp.Net Handle Click Event

2012-04-16T13:19:00.001+05:30

This example explains how to Create or Add Dynamic Controls or Button In Asp.Net page and handle respective event like Click Event. I am creating one button and Label dynamically and setting Label text property in Click Event. I have used Style property to place the control on exact position or location on page. Object of control must be declared globally to be available in all events of page,

AsyncFileUpload Example In Asp.Net For Asynchronous Uploads

2012-04-14T17:20:00.001+05:30

This example illustrate how to use AsycFileUpload Control in Asp.Net Ajax to upload files asynchronously with use of OnClientUploadComplete, OnUploadedComplete and OnClientUploadError events. Download Latest AjaxControlToolkit and put it in Bin folder of your application. register it in html source of page using Register Assembly page directive at the top of page. Drag and place

Download Multiple Files As Zip File In Asp.Net

2012-04-09T18:51:00.000+05:30

This Example Explains how to Download Multiple Files As Zip File From Server In Asp.Net. I have placed one CheckBoxList on Aspx page to Display Files From Server And One button to download Zip Archives. I have used DotNetZip Library to Create Zip Files from selected file(s), Add Ionic.Zip.dll in Bin folder in application root. HTML SOURCE OF PAGE 1: <form id="form1" runat="server">

File Upload Large Files In Asp.Net Or Size Limit

2012-04-06T14:51:00.000+05:30

If we use FileUpload Control In Asp.Net to upload big or large files,we get error message or uploading fails because of default maximum file size limit of 4mb. we can reset this limit in web.config to enable larger file uploads. For single application 1: <system.web> 2: 3: <httpRuntime executionTimeout="3600" maxRequestLength="512000"/> 4: 5: </system.web>

Read Web.Config Connection String Using JavaScript

2012-04-05T16:09:00.000+05:30

This example explains How To Read Web.Config Using JavaScript In Asp.Net. I am reading Connection String from Web.Config File In onclick Event of html Input Button through JavaScript function and displaying it in Label. HTML SOURCE 1: <body> 2: <form id="form1" runat="server"> 3: <input id="Button1" type="button" 4: value="Read Web.Config" 5: onclick="

FileUpload Control In UpdatePanel Asp.Net Ajax

2012-04-04T17:57:00.000+05:30

If you are uploading files with FileUpload Control In UpdatePanel Using Asp.Net Ajax and not able to do so, this is because few controls doesn't work with Ajax or Partial page postbacks. FileUpload1.HasFile method returns false inside Update Panel. To make full page postback for uploads to work we need to define PostBackTrigger for upload button outside ContentTemplate in html source.

Print GridView Data In Asp.Net C# VB

2012-04-04T00:25:00.001+05:30

To Print GridView Data In Asp.Net Using C# And VB, I have placed GridView inside a Div and this Div will be called for printing using javascript.Print window will be opened in onclick event of Button. Javascript to print data is written in Page Load event of page and registered with RegisterStartupScript. HTML SOURCE OF GRIDVIEW 1: <div id="gvDiv"> 2: 3: <asp:GridView ID="

Read Web.Config ConnectionString AppSettings

2012-04-02T13:15:00.001+05:30

In web or windows forms application we need to Read Write ConnectionString Or AppSettings from Web.Config/App.Config file In Asp.Net to connect to Sql Server database. This post explains How to Write Or Read Connection Information From configuration file for DB driven Applications. We can either use connectionStrings section or AppSettings and can Write Programmatically At Run Time as well.

Unable to debug The binding handle is invalid VS2005 [del.icio.us]

2012-02-15T10:21:09-08:00

AutoNumber Column or Auto Number in GridView or DataList ASP.NET [del.icio.us]

2012-02-15T10:20:49-08:00

AutocompleteExtender Textbox Loading Progress Image [del.icio.us]

2012-02-15T10:20:27-08:00

Add Dynamic CheckBox Handle CheckedChanged Event ASP.NET [del.icio.us]

2012-02-15T10:19:53-08:00

Shopping Cart Example Code In ASP.NET GridView DataList [del.icio.us]

2012-02-15T10:19:35-08:00

Insert Update Edit Delete record in GridView [del.icio.us]

2012-02-15T10:18:51-08:00

Edit Update Multiple Records/Rows In Gridview With Checkbox ASP.NET [del.icio.us]

2012-02-14T21:54:09-08:00

Delete Multiple Rows Records Gridview CheckBox Confirmation [del.icio.us]

2012-02-14T21:53:50-08:00

Export Import Excel Data into Sql Server Using SqlBulkCopy-ASP.NET [del.icio.us]

2012-02-14T21:53:30-08:00

Trace Mobile Number Location Operator in India [del.icio.us]

2012-02-14T21:53:08-08:00