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Generate otp (Send to Email)

Fill the information and click on 'Generate Id' ..The otp will get sent to you in your mail. Generate_id Link button code- protected void LinkButton1_Click(object sender, EventArgs e)     {         string s = ConfigurationManager.AppSettings["db"];         cn = new SqlConnection(s);         cn.Open();         string q = "select max(roll)+1 from gen_id ";         cm = new SqlCommand(q, cn);         SmtpClient sm = new SmtpClient("student-cell.com", 25);         sm.Credentials = new System.Net.NetworkCredential("contact@student-cell.com", "Fg8@or61");         sm.DeliveryMethod = SmtpDeliveryMethod.Network;         MailMessage mm = new MailMessage("contact@student-cell.com", TextBox3.Text);         if(TextBox3.Text == "" )         {         ...
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Selecting directory using DropDownList

ASSIGNMENT- The objective is to write the name of directory in the first textbox and click on Create dir then all directories have to added in the below DropDownList. By Selecting the image from FileUpload control and the directory from dropdownlist we can put the image in the specific selected directory How to add the directories using code-     protected void CheckDir_Click(object sender, EventArgs e)     {         Directory.CreateDirectory(Server.MapPath(TextBox1.Text) + "/");          DropDownList1.Items.Add(TextBox1.Text);     }   UploadButton Code-      protected void Upload_Click(object sender, EventArgs e)     {         FileUpload1.SaveAs(Server.MapPath("~") + "//"+DropDownList1.Text+"//" + FileUpload1.FileName);     } Insert 4 directories- 1. pic1 2. pic 2  3. pic3  4. pic4  Selecting pic2 from the Drop Down List an...
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Link Button in Grid View [Usage of Session]

  Create a Link Button using Template Field.  Create an event of link button- Steps- 1. Select the Grid View.  2. Go to source. 3. Create the Event 'OnClick' in Link Button's attribute.  4. Create the Event of link button in code window-  protected void send_click(object sender, EventAgrs e) { // activate the control GridViewRow gr1 = ((LinkButton)sender.NamingContainer as GridViewRow;  // find control  LinkButton l1 = (LinkButton) gr1.FindControl("lb1"); ; Session["name"] = gr1.Cells[0].Text; Session["amu"] =  gr1.Cells[1].Text;  Response.Redirect("NextPage.aspx"); } 2. We have to call the Session in the page_load event of NextPage-  protected void Page_load(object sender, EventArgs e) { Label1.Text = (string) Session["name"]; Label2.Text = (string) Session["amu"]; } 
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Grid View Assignment 02[Fetching Image from Data Base]

WRITE THE CODE FOR FIND BUTTON TO FIND THE DATA AND IMAGE WITH THE REFERENCE OF USER ID-     FIND BUTTON CODING-      protected void Find_Click(object sender, EventArgs e)     {         string k = @"Data Source=49.50.88.43;Initial Catalog=grkistdb;Persist Security Info=True;User ID=grkistuser;Password=q2oR5w_356";         cn = new SqlConnection(k);         cn.Open();         string q = "select * from addhar where id='" + TextBox1.Text + "'";         cm = new SqlCommand(q, cn);         dr=cm.ExecuteReader();         if (dr.Read())         {             TextBox2.Text = dr["name"].ToString();             TextBox3.Text = dr["address"].ToString();             Image1.ImageUrl = "~/pics/" + dr["status"].ToStr...
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Grid View Assignment -01 [Attendence]

  Q. Insert checkbox and textbox in grid view and create a column in data base table named "Attendence" when a user Select the record using checkbox and input present/absent in textbox should be reflected to the database table. Update Selection(button)  Code-  {         string s = @"Data Source=49.50.88.43;Initial Catalog=grkistdb;Persist Security Info=True;User ID=grkistuser;Password=q2oR5w_356";         cn = new SqlConnection(s);         cn.Open();         foreach (GridViewRow gr1 in GridView1.Rows)         {             CheckBox c1 = (CheckBox) gr1.FindControl("cb1");             TextBox t1 = (TextBox)gr1.FindControl("tb1");             if (c1.Checked)             {                        ...
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DataBase Assignment

  1. Registration page(Design)  Note:- We used Range validator in Age 's textbox.  Coding- using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls;  using System.Data.SqlClient; public partial class Registration : System.Web.UI.Page {     SqlConnection cn;     SqlCommand cm;     SqlDataReader dr;     protected void Page_Load(object sender, EventArgs e)     {     }      //Coding of submit button     protected void Button1_Click(object sender, EventArgs e)     {         string p=@"Data Source=49.50.88.43;Initial Catalog=grkistdb;Persist Security Info=True;User ID=grkistuser;Password=q2oR5w_356";         cn = new SqlConnection(p);         cn.Open();         string q = "insert into Chitransh_reg values ( '"+TextBox1.Te...
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DBMS- Queries

  1. display all records of data base-   Query- select * from Chitransh_stu;  2. display the name whose age is lesser than 20- Query-   SELECT name FROM     Chitransh_stu WHERE  (age < 20);  3. display the marks of students with their names whose section is BCA- Query-  SELECT name, marks FROM     Chitransh_stu WHERE  (course = 'BCA'); 4. Delete a record from the table whose address is jabalpur- Query-   DELETE FROM Chitransh_stu WHERE  (address = 'jabalpur'); 5. Delete the records whose marks are greater than 60- Query-   DELETE FROM Chitransh_stu WHERE  (marks < 60); 6. Insert a new record in the table- Query-   INSERT INTO Chitransh_stu                   (roll, name, age, course, address, marks) VALUES (10, 'sidhharth', 34, 'mca', 'jabalpur', 89); 7. Update the course of Students whose marks are greater than 70- Que...
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FileUpload And QueryString

1. Took File Upload control, Button, Image button control,  Label (First Page) [Browse your desired file > Click on Upload Button > Image will be shown in Image Button Control  ]  Inside the event of ImageButton QueryString is defined.  CODING- 2. When we click on it then the next page will be shown Image ,Using QueryString-  (Next Page) Image control will be used-  Inside page_load event we will call QueryString.
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QueryString_Assignment

    Write a code for this-                                                                    1.Registration.aspx- Coding of SUBMIT button- using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; public partial class Registration : System.Web.UI.Page {     protected void Page_Load(object sender, EventArgs e)     {     }     protected void Button1_Click(object sender, EventArgs e)     {         Response.Redirect("Login.aspx?name=" +TextBox1.Text + "&email=" + TextBox2.Text + "&mobile=" +TextBox3.Text + "&pass=" +TextBox4.Text + "&city=" + DropDownList1.Text);      } } 2. Login.aspx- Coding of LOGIN button- using System; using System.Collections.Generic; using System.Linq; using...
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Quiz[Session]

  3.USING SESSION-   Code- using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; public partial class Assign2 : System.Web.UI.Page {     protected void Page_Load(object sender, EventArgs e)     {     }     protected void Button11_Click(object sender,EventArgs e)     {         if (RadioButtonList1.SelectedIndex == 0)              TextBox1.Text = "1";         else              TextBox1.Text = "0";                               if (RadioButtonList2.SelectedIndex == 2)             TextBox2.Text = "1";         else             TextBox2.Text = "0";           ...
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Implementation Of RadioButtonList

  2.QUIZ(Implementation Of RadioButtonList)- using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; public partial class Assign2 : System.Web.UI.Page {     protected void Page_Load(object sender, EventArgs e)     {         if (!IsPostBack)         {         }     }     protected void Button11_Click(object sender,EventArgs e)     {         if (RadioButtonList1.SelectedIndex == 0)              TextBox1.Text = "1";         else              TextBox1.Text = "0";                               if (RadioButtonList2.SelectedIndex == 2)             TextBox2.Text = "1";     ...
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Implementation Of DropDownList

  1. Implementation Of DropDownList-    (i) Design - (ii) Code - using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; public partial class Assign1 : System.Web.UI.Page {     protected void Page_Load(object sender, EventArgs e)     {     }     protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)     {         if (DropDownList1.Text == "UG")         {             DropDownList2.Items.Clear();             DropDownList2.Items.Add("CSE");             DropDownList2.Items.Add("IT");             DropDownList2.Items.Add("CIVIL");             DropDownList2.Items.Add("MECH");             DropDownList2.Items.Ad...
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Assignment_Console

1. WAP to make a calculator- using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace ConsoleApplication1 {     class Program     {         public void calc(float a, float b,int z)         {             float result;             switch (z)             {                 case 1: result = a + b;                     Console.WriteLine("the Addition is" +result);                     break;                 case 2: result = a - b;                     Console.WriteLine("the Subtraction is" + result);                     break;   ...
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