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by Aamir Hasan   on Wednesday, February 22, 2012
In this example you will see how to insert record in database using linq. More
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by Aamir Hasan   on Friday, February 4, 2011
By default, the web server assigns random selected port for localhost.. More
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by Aamir Hasan   on Tuesday, January 11, 2011
In this post, you will see how to get number of active visitor's online in asp.net web site... More
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by Aamir Hasan   on Monday, December 6, 2010
Yesterday developer asked me, distinct method on a column using linq is not woking. So, i have decided to wite this example in my blog to share with all of you. Let’s startOpen your Visual Studio 2008/2010 from File -> New -> New Web Site. Following is the code of Default.aspx page.<html xmlns="http://www.w3.org/1999/xhtml"><head runat="server">    <title></title></head><body>    <form id="form1" runat="server">    <div>        <asp:GridView ID="GridView1" runat="server">        </asp:GridView>    </div>    </form></body></html>Following is the code of Default.aspx.cs page. protected void Page_Load(object sender, EventArgs e)    {        GridView1.DataSource = from i in getAllEmployee()                               group i by i.FullName into temp1                               select temp1.Key;        GridView1.DataBind();    }    public List<Employee> getAllEmployee()    {        List<Employee> emp = new List<Employee>()        {            new Employee(){ ID=1, FullName="Aamir Hasan", Age=25 },            new Employee(){ ID=2, FullName="Awais Ahmed", Age=21 },            new Employee(){ ID=3, FullName="Saba khan", Age=11 },            new Employee(){ ID=4, FullName="Mahwish Hasan", Age=18 },            new Employee(){ ID=5, FullName="Hina", Age=26 },            new Employee(){ ID=6, FullName="John", Age=24 },            new Employee(){ ID=7, FullName="Aamir Hasan", Age=22 },            new Employee(){ ID=8, FullName="Awais Ahmed", Age=21 },            new Employee(){ ID=9, FullName="Aamir Hasan", Age=20 },          };        return emp;    }    public class Employee    {        public int ID { get; set; }        public String FullName { get; set; }        public int Age { get; set; }    } Note: You can get distinct values of any column by using above  linq query syntax. Output Download Linq-Distinct-column-fetch-records.zip (1.11 kb) See live demo
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by Aamir Hasan   on Sunday, August 1, 2010
Microsoft announce ASP.NET 4 and Visual Studio 2010 few days ago. It includes new feature and improvements. It includes: ASP.NET 4 ASP.NET MVC 2 Visul Web Developer 2010 Express .Net Framework 4 Download ASP.NET 4 and Visual Studio 2010 Released For more information visit asp.net
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by Aamir Hasan   on Sunday, June 6, 2010
Here Aamir Hasan has explained how to implement paging in ASP.NET Repeater Control. More
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by Aamir Hasan   on Wednesday, August 5, 2009
DAL DbConnectionusing System.Configuration;namespace AamirHasan.DAL{    public class DBConnection    {        public DataACDataContext GetDBContext()        {            return new DataACDataContext(ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString);        }    }}   DataAC.dbml     AamirHasan.BLL ICountry.cs using System;using System.Collections.Generic;using System.Linq;using System.Text;namespace AamirHasan.BLL{    public class ICountry    {        private long id;        private string name;        public long ID        {            get { return id; }            set { id = value; }        }        public string Name { get { return name; } set { name = value; } }    }} Country.cs using System;using System.Collections.Generic;using System.Linq;using System.Text;using AamirHasan.DAL;namespace AamirHasan.BLL{    public class Country : ICountry    {        public List<Country> getAllCountriesName()        {            DBConnection d = new DBConnection();            using (var db = d.GetDBContext())            {                List<Country> _List = (from Obj in db.countries                                       select new Country                                       { ID = Obj.id, Name = Obj.name }).ToList<Country>();                return _List;            }        }    }} <script src="JavaScript/jquery.js" type="text/javascript"></script>    <script src="JavaScript/jtemplates.js" type="text/javascript"></script>   <link href="CSS/StyleSheet.css" rel="stylesheet" type="text/css" />    <script type="text/javascript">        $(document).ready(function() {            $.ajax({                type: "POST",                url: "Default.aspx/getAllCountriesName",                data: "{}",                contentType: "application/json; charset=utf-8",                dataType: "json",                success: (function Success(data, status) {                    $('#placeholder').setTemplateURL('JTemplates/ForEachTemplate.htm');                    $('#placeholder').processTemplate(data.d);                })            });                 });    </script></head><body>    <form id="form1" runat="server">        <p><h1>How to Apply Jtemplate in asp.net using,Linq</h1></p>    <p><h4>Author:Aamir Hasan<br />www.aspxtutorial.com<br />092 333 5494532</h4></p>    <div id="placeholder" style="clear: both;"></div>    </form>   Download password:aamirhasan
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