ASP.NET

Without Use Of Stuff Function With Use Of Stuff Function

Introduction: This article explains how to add delete confirmation for ButtonField, CommandField and TemplateField columns in a GridView. In this example, I am using a GridView and delete buttons to just hide the row to keep the demo simple. Markup: < html   xmlns = "http://www.w3.org/1999/xhtml" > < head   runat = "server" >      < title ></ title > </ head > < body >      < form   id = "form1"   runat = "server" >      < asp : GridView   ID = "GridView1"   runat = "server"   Font-Names = "Tahoma"   Font-Size = "Small"          CellPadding = "4"   BorderColor = "#507CD1"   BorderStyle = "Solid"   AutoGenerateColumns = "false"          ForeColor = "#333333"   GridLines = "None"   OnRowDataBound = "GridView1_RowDataBou...

Introduction: This article explains how to sort GridView without getting sorted resultset from database thereby saving a database hit. Example in this article uses a GridView with three columns. Background: Showing images to denote the column sorted and sort direction helps user differentiate sorted column from others. Images can be added to header in different ways. One way is keeping a Panel in HeaderTemplate and adding Images dynamically. Another simple way is inserting image HTML in Header Text along with Header Text in Data Binding Event. Markup: < form   id = "form1"   runat = "server" > < asp : ScriptManager   ID = "sc"   runat = "server"   EnablePartialRendering = "true" > </ asp : ScriptManager > < asp : UpdatePanel   ID = "up"   runat = "server" >      < ContentTemplate >          < asp : GridView   ID = "GridView1" ...

Introduction: This article shows how to load DropDownList from Enumeration using extension methods. Example in this demo loads DropDownlists from DayOfWeek and SpecialFolders Enumerations respectively. Background: Extension Methods often helps extend base functionality of an object by refactoring code. Unfortunately, Classes such as System.Enum, System.Object cannot be extended like a string or integer type. There are different ways to convert Enumeration to a List but I prefer using Enum GetNames and GetValues methods to make a list. Markup: html > < head   runat = "server" >      < title ></ title > </ head > < body >      < form   id = "form1"   runat = "server" >      < table   style = " font-family :  Tahoma ;  font-size :  small ;" >          < tr >   ...

Introduction: This articles shows how to toggle checkboxes selection in a ListView using Javascript. Example in this article shows a ListView populated with random records with SelectAll functionality Background:   Often we are required to make one or multiple selection when different options are presented in a databound control such as GridView, Repeater, ListView so on. It is cumbersome to deselect each item individually when the selection has to be cleared. ListView Header can contain a checkbox to select/deselect items in all items of the ListView. Markup:    < html   xmlns = "http://www.w3.org/1999/xhtml" > < head   id = "Head1"   runat = "server" >      < title ></ title >      < script   type = "text/javascript" >          function  toggleCheckBoxes(source) {       ...

Code : For i=1 to listview1.listitems.count Listview1.Listitems(i).Checked=True next

Remove Duplicate Chars From String CREATE FUNCTION dbo.REMOVE_DUPLICATE_INSTR ( @datalen_tocheck INT , @string VARCHAR ( 255 )) RETURNS VARCHAR ( 255 ) AS BEGIN DECLARE @str VARCHAR ( 255 ) DECLARE @count INT DECLARE @start INT DECLARE @result VARCHAR ( 255 ) DECLARE @end INT SET @start = 1 SET @end = @datalen_tocheck SET @count = @datalen_tocheck SET @str = @string WHILE ( @count <= 255 ) BEGIN IF ( @result IS NULL) BEGIN SET @result = '' END SET @result = @result + SUBSTRING ( @str , @start , @end ) SET @str = REPLACE ( @str , SUBSTRING ( @str , @start , @end ), '' ) SET @count = @count + @datalen_tocheck END RETURN @result END GO Usage: SET CONCAT_NULL_YIELDS_NULL OFF SELECT dbo.Remove_duplicate_instr (< CHAR length OF a duplicate SUBSTRING >,< string contain duplicate >) Example: To keep char set in a string unique and remove duplicate 3 char long string run this UDF as inline function. SET CONCAT_NULL...