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Grid View gridview_PageIndexChanged code in asp.net

Grid view Page Index Changed Event....   protected void gridview_PageIndexChanged(object sender, GridPageChangedEventArgs e)         {             gridview.CurrentPageIndex = e.NewPageIndex;             bindGrid();         }
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session code in page load in asp.net c#

Page_Load Event  protected void Page_Load(object sender, EventArgs e)         {                       if (Session["UserID"] == null)                 Response.Redirect("~/Login.aspx");             GetUserRoleid(Convert.ToInt32(Session["UserID"]));             if (!IsPostBack)             {                 bindGrid(Convert.ToInt32(Session["UserID"]), Convert.ToInt32(Session["StatusID"]));             }         }
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How to return application id using database in c#

 private string GetApplicationNo(string ApplicationID)         {             string returnval = string.Empty;             try             {                 query = @"select ApplicationNo from ApplicationMSt where ApplicationID=@ApplicationID";                 using (SqlCommand cmd = new SqlCommand(query, ObjCon))                 {                     cmd.Parameters.AddWithValue("@ApplicationID", ApplicationID);                     if (ObjCon.State != ConnectionState.Open)                         ObjCon.Open();                     objec...
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How to return datatable using id in ASP Dot

  private DataTable Getdat(int ApplicationId)         {             DataTable returndtt = new DataTable();             try             {                 query = "Select OrgTypeIdPresent from Appmst Where ApplicationId=@ApplicationId";                 using (SqlCommand cmd = new SqlCommand(query, ObjCon))                 {                     cmd.Parameters.AddWithValue("@ApplicationId", ApplicationId);                     SqlDataAdapter da = new SqlDataAdapter(cmd);                     da.Fill(returndtt);                 }         ...
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How Create step by setp Angular project

1) install visual studio code 2)install npm package 3)install Angular/cli 4)install node.js file Open cmd- Commands- Npm install -g @Angular/cli
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Insert Data in database and bind to gridview

using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; using System.Data; using System.Data.SqlClient; using System.Configuration; namespace Prartice1 {     public partial class Registration : System.Web.UI.Page     {         SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["Con"].ConnectionString);         protected void Page_Load(object sender, EventArgs e)         {             if(!IsPostBack)             {                 GetEmpDetails();             }         }         private void GetEmpDetails()         {             DataTable dt = new DataTable(); ...
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Api

  --- Step-by-Step: API Call with Bearer Token Header --- ✅ STEP 1: Add a Config Class for Token (Optional but Clean) File: AppConfig.cs (root folder) namespace ApiConsoleApp {     public static class AppConfig     {         // You can load this from config file or env variable too         public static string BearerToken = "YOUR_DYNAMIC_BEARER_TOKEN_HERE";         public static string ApiBaseUrl = "https://your-api-base-url.com/";     } } --- ✅ STEP 2: Modify API Client to Use Bearer Token File: ApiClients/UserApiClient.cs using System; using System.Net.Http; using System.Net.Http.Headers; using System.Text; using System.Threading.Tasks; using ApiConsoleApp.Models; using Newtonsoft.Json; namespace ApiConsoleApp.ApiClients {     public class UserApiClient     {         private readonly HttpClient _httpClient;         public UserApiCli...
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Oracle database

 using System; using System.Data; using Oracle.ManagedDataAccess.Client; class Program {     static void Main()     {         string connectionString = "User Id=your_username;Password=your_password;Data Source=your_datasource";         using (OracleConnection conn = new OracleConnection(connectionString))         {             try             {                 conn.Open();                 Console.WriteLine("Connected to Oracle Database.");                 string query = "SELECT * FROM your_table"; // Change to your actual query                 using (OracleCommand cmd = new OracleCommand(query, conn))                 using (OracleDataReader reader ...
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