Answer / q

StreamReader sr = new StreamReader(@"C:/Documents and
Settings/232838/Desktop/Sample1.txt");

string test = sr.ReadToEnd().Replace("<", "&lt;").Replace
(">", "&gt;");

Answer / b

xcopy /Y "D:\Bala\General\HIS_CLAIM.doc" "D:\"

Answer / xy

Set exCon = Server.CreateObject( "ADODB.Connection" )
Set dbCon = Server.CreateObject
( "ADODB.Connection" )

'open connection to excel
'had to use the JET driver since some of
the ODBC functionality didnt work
exCon.ConnectionTimeout = 30
' exCon.open "Driver={Microsoft Excel Driver
(*.xls)};Dbq=" & Filepath & ";UID=admin;TypeGuessRows=0;"

exCon.open "Provider=Microsoft.Jet.OLEDB.4.0;Data
Source=" & Filepath & ";Extended Properties=""Excel
8.0;IMEX=1;ImportMixedTypes=Text;TypeGuessRows=0"""

exCon.CommandTimeout = 90

'open connection to DB
openDBConnection(dbCon)

set rs=exCon.OpenSchema(20)
strPageName = rs(2)
'ADO replaces a ' with a '' by default. we
need to undo this change during the import.
if instr(strPageName, "''") > 0 then
response.write "The name of the
Spreadsheet tab cannot have a comma. "
response.write "The current name
["& replace(strPageName,"''","'") &"] must be corrected
before it can be uploaded.<BR>"
response.End()
end if

response.write "Page <B>" & strPagename
& "</B> was imported"

rs.close
set rs=nothing
Set RS = Server.CreateObject
("ADODB.Recordset")
RS.ActiveConnection = exCon
RS.CursorType =
1
RS.LockType =
1
RS.Source = "SELECT * FROM [" &
strPageName & "] where siteno is not null and projcode = '"
& strProjCode & "'"
RS.Open
if not rs.eof then
arrData = rs.getrows()
else

response.redirect "/error.asp?msg=Template Projcode
Mismatch ! (" & Request.ServerVariables("URL") & ")"
response.end
end if

Answer / d

using System.Data.OleDb;

string strFilePath = @"D:\Development\Test.xlsx";
try {
string strConnectionString = string.Empty;
//strConnectionString =
@"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" +
strFilePath + @";Extended Properties=""Excel
8.0;HDR=YES;IMEX=1""";
strConnectionString =
@"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" +
strFilePath + @";Extended Properties=""Excel 12.0
Xml;HDR=YES;IMEX=1""";
OleDbConnection cnCSV = new OleDbConnection
(strConnectionString);
cnCSV.Open();
OleDbCommand cmdSelect = new OleDbCommand
(@"SELECT * FROM [Sheet1$]", cnCSV);
OleDbDataAdapter daCSV = new OleDbDataAdapter();
daCSV.SelectCommand = cmdSelect;
DataTable dtCSV = new DataTable();
daCSV.Fill(dtCSV);
cnCSV.Close();
daCSV = null;

Response.Write(dtCSV.Rows.Count);
gvTest.DataSource = dtCSV;
gvTest.DataBind();


} catch (Exception ex) {
} finally {
}


<asp:GridView ID="gvTest" runat="server"
AutoGenerateColumns="false">
<Columns>
<asp:BoundField HeaderText="GDCID" DataField="GDCID" />
<asp:BoundField HeaderText="EmpID" DataField="EmpID" />
</Columns>
</asp:GridView>

Answer / d

Put it inside <configuration> section

<connectionStrings>
<add key="conString" value="server=01HW154261\SQLEXPRESS;
database=MyDB; user id=; password=;" />
</connectionStrings>

SqlConnection con = new SqlConnection();

con.ConnectionString = ConfigurationManager.AppSettings
["conString"].ToString();

con.Open();

SqlDataAdapter adapter = new SqlDataAdapter("Select a.State
From State as a inner join Country as b on a.CountryID =
b.CountryID where b.CountryID = " + countryID, con);

DataSet dstCountry = new DataSet();

adapter.Fill(dstCountry);

con.Close();

Answer / x

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class _Default : System.Web.UI.Page
{
public string qry = string.Empty;
public SqlDataAdapter dap = null;
public DataSet dst = null;
public string proj;
public string mod;

protected void Page_Load(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection();
con.ConnectionString =
ConfigurationManager.ConnectionStrings
["Connection"].ToString();
con.Open();

string sql = string.Empty;
string projCode = string.Empty;
string moduleID = string.Empty;

if (!IsPostBack)
{
qry = "Select Projcode from Etmtech.dbo.Project
where edgesupported = 1 and libraryname = 'recon' order by
projcode";
dap = new SqlDataAdapter(qry, con);
dst = new DataSet();
dap.Fill(dst);

selProject.DataSource = dst;
selProject.DataTextField = dst.Tables[0].Columns
["Projcode"].ToString().ToUpper();
selProject.DataBind();

dap.Dispose();
dst.Dispose();

qry = "Select clientname,clientid from
etmtech.dbo.client (nolock) order by clientid";
dap = new SqlDataAdapter(qry, con);
dst = new DataSet();
dap.Fill(dst);

selClient.DataSource = dst;
selClient.DataTextField = dst.Tables[0].Columns
["clientname"].ToString();
selClient.DataValueField = dst.Tables[0].Columns
["clientid"].ToString();
selClient.DataBind();

dap.Dispose();
dst.Dispose();

}

projCode = selProject.SelectedValue.ToString();

if(Session["projCode"] == null || !projCode.Equals
(Session["projCode"].ToString()))
{
qry = string.Empty;
qry = "Select descr,moduleid from
Recon.dbo.Recon_Menu (Nolock) where projcode = '" +
selProject.SelectedItem.Text + "'";
dap = new SqlDataAdapter(qry, con);
dst = new DataSet();
dap.Fill(dst);

selModule.DataSource = dst;
selModule.DataValueField = dst.Tables[0].Columns
["moduleid"].ToString();
selModule.DataTextField = dst.Tables[0].Columns
["descr"].ToString();
selModule.DataBind();

dap.Dispose();
dst.Dispose();

Session["projCode"] = projCode;
}

moduleID = selModule.SelectedValue;

if (!moduleID.Equals(string.Empty))
{
qry = string.Empty;
qry = "select
o.objectorder,o.descr,pt.name,p.parmvalue from
recon.dbo.recon_object o (nolock)";
qry = qry + " ,recon.dbo.recon_parameter p
(nolock),recon.dbo.recon_lu_parametertype pt (nolock)";
qry = qry + " where o.moduleid =" +
Convert.ToInt32(moduleID) + " and o.objectid = p.objectid
and p.parmtypeid = pt.parmtypeid order by o.objectorder";
dap = new SqlDataAdapter(qry, con);
dst = new DataSet();
dap.Fill(dst);

GVobj.DataSource = dst;
GVobj.DataBind();

if (dst.Tables[0].Rows.Count > 0)
{
btSave.Enabled = true;
btCancel.Enabled = true;
}

dap.Dispose();
dst.Dispose();

}

string client = selClient.SelectedValue.ToString();

}

protected void GVobj_RowDataBound(object sender,
GridViewRowEventArgs e)
{
if (e.Row.RowIndex == 0)
{
proj = e.Row.Cells[1].Text;
}

if (e.Row.RowIndex > 0)
{
if (proj.Equals(e.Row.Cells[1].Text))
{
e.Row.Cells[1].Text = "";
}
}
}
}

Answer / x

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
public partial class _Default : System.Web.UI.Page
{
public SqlDataAdapter dap = null;
public DataSet dst = null;
public string projDesc = string.Empty;
public string divisionName = string.Empty;
protected void Page_Load(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection();
con.ConnectionString =
ConfigurationManager.ConnectionStrings["conString"].ToString
();
con.Open();
string sql = string.Empty;
string projCode = string.Empty;
string divisionCode = string.Empty;

if (!IsPostBack)
{
dap = new SqlDataAdapter("select * from
Project", con);
dst = new DataSet();
dap.Fill(dst);
ddlProject.DataSource = dst;
ddlProject.DataValueField = dst.Tables
[0].Columns["ProjCode"].ToString();
ddlProject.DataTextField = dst.Tables[0].Columns
["ProjDesc"].ToString();
ddlProject.DataBind();
dap.Dispose();
dst.Dispose();
}
projCode = ddlProject.SelectedValue.ToString();
if (Session["projCode"] == null || !projCode.Equals
(Session["projCode"].ToString()))
{
sql = "select * from Division where ProjCode
= " + Convert.ToInt32(projCode);
dap = new SqlDataAdapter(sql, con);
dst = new DataSet();
dap.Fill(dst);
ddlDivision.DataSource = dst;
ddlDivision.DataValueField = dst.Tables
[0].Columns["DivisionID"].ToString();
ddlDivision.DataTextField = dst.Tables
[0].Columns["DivisionName"].ToString();
ddlDivision.DataBind();
dap.Dispose();
dst.Dispose();
Session["projCode"] = projCode;
}
divisionCode = ddlDivision.SelectedValue.ToString();
if (!divisionCode.Equals(string.Empty))
{
sql = "select a.ProjDesc, b.DivisionName,
c.MemberName from Project a inner join Division b on
a.ProjCode = b.ProjCode ";
sql += "inner join Member c on b.DivisionID =
c.DivisionID where a.ProjCode = " + Convert.ToInt32
(projCode);
sql += " and b.DivisionID = " + Convert.ToInt32
(divisionCode);
dap = new SqlDataAdapter(sql, con);
dst = new DataSet();
dap.Fill(dst);
gvProj.DataSource = dst;
gvProj.DataBind();
dap.Dispose();
dst.Dispose();
}
con.Close();
}

protected void gvProj_RowDataBound(object sender,
GridViewRowEventArgs e)
{
gvRowCheck(e);
}
private void gvRowCheck(GridViewRowEventArgs e)
{
if (e.Row.RowIndex == 0)
{
projDesc = e.Row.Cells[0].Text;
divisionName = e.Row.Cells[1].Text;
}
if (e.Row.RowIndex > 0)
{
if (projDesc.Equals(e.Row.Cells[0].Text))
{
e.Row.Cells[0].Text = "";
}
if (divisionName.Equals(e.Row.Cells[1].Text))
{
e.Row.Cells[1].Text = "";
}
}
}

}

Answer / d

/* Default.aspx */

<div>
<asp:DropDownList ID="ddlProject" runat="server"
AutoPostBack="true"></asp:DropDownList>
<asp:DropDownList ID="ddlDivision" runat="server"
AutoPostBack="true"></asp:DropDownList>
<asp:GridView ID="gvMember" runat="server"
AutoGenerateColumns="false"
OnRowDataBound="gvMember_RowDataBound">
<Columns>
<asp:BoundField DataField="ProjDesc"
HeaderText="Project Name" />
<asp:BoundField DataField="DivisionName"
HeaderText="Division Name" />
<asp:BoundField DataField="MemberID" HeaderText="Member
ID" />
<asp:BoundField DataField="MemberName"
HeaderText="Member Name" />
</Columns>
</asp:GridView>
</div>

/* Default.aspx.cs */

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class _Default : System.Web.UI.Page
{
public string projDesc = string.Empty;
public string divisionName = string.Empty;


protected void Page_Load(object sender, EventArgs e) {
string projCode = string.Empty;
string divisionID = string.Empty;

if (!IsPostBack) {
PopulateData.LoadProject(ddlProject);
}

projCode = ddlProject.SelectedValue.ToString();

if (Session["projCode"] == null || !projCode.Equals
(Session["projCode"].ToString())) {
PopulateData.LoadDivision(ddlDivision,
projCode);
Session["projCode"] = projCode;
}

divisionID = ddlDivision.SelectedValue.ToString();

if (!divisionID.Equals(string.Empty)) {
gvMember.DataSource =
PopulateData.LoadMemberDetails(projCode, divisionID);
gvMember.DataBind();
}
}


protected void gvMember_RowDataBound(object sender,
GridViewRowEventArgs e) {
if (e.Row.RowIndex == 0) {
projDesc = e.Row.Cells[0].Text;
divisionName = e.Row.Cells[1].Text;
}

if (e.Row.RowIndex > 0) {
if (projDesc.Equals(e.Row.Cells[0].Text)) {
e.Row.Cells[0].Text = "";
}

if (divisionName.Equals(e.Row.Cells[1].Text)) {
e.Row.Cells[1].Text = "";
}
}
}
}

/* Populate.cs */

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

/// <summary>
/// Summary description for PopulateData
/// </summary>
public class PopulateData
{
public PopulateData()
{
//
// TODO: Add constructor logic here
//
}

public static DataSet LoadProject() {
string query = string.Empty;
query = "select * from Project";
DataSet dst = Data.getDataSet(query);
return dst;
}

public static void LoadProject(DropDownList ddlProject)
{
string query = string.Empty;
query = "select * from Project";
DataSet dst = Data.getDataSet(query);
ddlProject.DataSource = dst;
ddlProject.DataValueField = dst.Tables[0].Columns
["ProjCode"].ToString();
ddlProject.DataTextField = dst.Tables[0].Columns
["ProjDesc"].ToString();
ddlProject.DataBind();
dst.Dispose();
}

public static DataSet LoadDivision(string projCode) {
string query = string.Empty;
query = "select * from Division where ProjCode = "
+ Convert.ToInt32(projCode);
DataSet dst = Data.getDataSet(query);
return dst;
}

public static void LoadDivision(DropDownList
ddlDivision, string projCode) {
string query = string.Empty;
query = "select * from Division where ProjCode = "
+ Convert.ToInt32(projCode);
DataSet dst = Data.getDataSet(query);
ddlDivision.DataSource = dst;
ddlDivision.DataValueField = dst.Tables[0].Columns
["DivisionID"].ToString();
ddlDivision.DataTextField = dst.Tables[0].Columns
["DivisionName"].ToString();
ddlDivision.DataBind();
dst.Dispose();
}

public static DataSet LoadMemberDetails(string
projCode, string divisionID) {
string query = string.Empty;
query = "select c.ProjDesc, b.DivisionName,
a.MemberID, a.MemberName from Member a";
query += " inner join Division b on a.DivisionID =
b.DivisionID";
query += " inner join Project c on b.ProjCode=
c.ProjCode";
query += " where a.ProjCode = " + Convert.ToInt32
(projCode) + " and a.DivisionID = " + Convert.ToInt32
(divisionID);
DataSet dst = Data.getDataSet(query);
return dst;
}
}

/* Connection.cs */

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

/// <summary>
/// Summary description for Connection
/// </summary>
public class Connection
{
public Connection()
{
//
// TODO: Add constructor logic here
//
}

public static SqlConnection OpenConnection
(SqlConnection con) {
con.ConnectionString =
ConfigurationManager.ConnectionStrings["conString"].ToString
();
con.Open();
return con;
}

public static void CloseConnection(SqlConnection con){
if (con.State == ConnectionState.Open) {
con.Close();
}
}
}

/* Data.cs */

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

/// <summary>
/// Summary description for Data
/// </summary>
public class Data
{
public Data()
{
//
// TODO: Add constructor logic here
//
}

public static DataSet getDataSet(string query) {
SqlConnection con = new SqlConnection();
DataSet dst = new DataSet();
SqlDataAdapter dap = new SqlDataAdapter(query,
Connection.OpenConnection(con));
dap.Fill(dst);
Connection.CloseConnection(con);
return dst;
}
}

Answer / s

http://www.codeproject.com/KB/webforms/NingLiangSimpleContro
l.aspx

Answer / rao

server.transfer is transfer to with in the application
pages.but responce.redirect can transfer to any page.
ex
response.redirect("www.google.com");
it is not work for server.transfer.

What is the purpose of using MVC programming pattern in ASP.NET?

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what do you mean software devlopment ?

9 Answers   HCL,

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1 Answers  

Explain cookies with example.

0 Answers  

Difference between ASP Session and ASP.NET Session?

2 Answers  

can i use store procedure in disconnected mode? give me answer

2 Answers  

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What is viewstate parameter?

0 Answers