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| C# : Alert |
| .Net 1 |
<script language="C#" runat="server">
protected void Page_Load(object sender, EventArgs e){
//Set the button's client-side onmouseover event
btnClick.Attributes.Add("onClick", "alert('You clicked me!');");
}
</script>
<form runat="server" ID="Form2">
<asp:button runat="server" Text="Click Me!" id="btnClick" />
</form>
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| .Net 2 |
<asp:Button ID=button1 runat=server
OnClientClick="return('Are you sure you want to delete this record')"
Text="Delete Record" />
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| Jump to Top |
| C# : Basic |
| User.cs Class |
using System;
namespace WAB.Conexis
{
/// <summary>
/// Summary description for User.
/// </summary>
public class User
{
public User()
{
//
// TODO: Add constructor logic here
//
}
public int Login(string username, string password)
{
if (username == "charles" && password == "111111")
{
return 1;
}
else
{
return 0;
}
}
}
}
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| WebForm1.aspx.cs |
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using WAB.Conexis;
namespace CSharpTest
{
/// <summary>
/// Summary description for WebForm1.
/// </summary>
public class WebForm1 : System.Web.UI.Page
{
protected System.Web.UI.WebControls.Label lblMessage;
private void Page_Load(object sender, System.EventArgs e)
{
// Put user code to initialize the page here
User user = new User();
int ret = user.Login("charles", "111111");
lblMessage.Text = Convert.ToString(ret);
}
#region Web Form Designer generated code
}
}
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| C# : Config |
| app.config |
<?xml version="1.0" encoding="Windows-1252"?>
<configuration>
<appSettings>
<add key="serverName" value="myServer" />
<add key="userName" value="sa" />
<add key="password" value="password" />
<add key="packageName" value="TestDTS" />
<add key="interval" value="30000" />
</appSettings>
</configuration>
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| file |
using System.Configuration;
string serverName = ConfigurationSettings.AppSettings["serverName"];
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| Jump to Top |
| C# : Console App |
string x = "yyy ntp est";
if (x.IndexOf("np") != -1)
{
Console.WriteLine("valid");
Console.ReadLine();
}
else
{
Console.WriteLine("in-valid");
Console.ReadLine();
}
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| C# : Convert |
timer.Interval = Convert.ToDouble(ConfigurationSettings.AppSettings["interval"]);
Convert.ToDateTime(txtDepartDate.Text);
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| Jump to Top |
| C# : DTS |
Click here
Runtime Callable Wrapper (RCW):
1) Strong Name Tool: create key sn.exe -K c:\dts.snk
(c:\program files\microsoft visual studio .net\sdk\v1.1\bin)
2) Create RCW assembly: Click here
3) Install RCW in GAC: Click here
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| C# : Event Log |
using System.Diagnostics;
EventLog.WriteEntry("POPService", x.Message);
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| Jump to Top |
| C# : Filestream |
private void AddToFile(string contents)
{
FileStream objFileStream = new
FileStream(@"c:\pop3grabber.txt", FileMode.OpenOrCreate, FileAccess.Write);
StreamWriter objStreamWriter = new StreamWriter(objFileStream);
objStreamWriter.BaseStream.Seek(0, SeekOrigin.End);
objStreamWriter.WriteLine(contents);
objStreamWriter.Flush();
objStreamWriter.Close();
}
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| Jump to Top |
| C# : IndexOf |
string x = "yyy npz est";
if (x.IndexOf("np") != -1)
{
Console.WriteLine("valid");
Console.ReadLine();
}
else
{
Console.WriteLine("not valid");
Console.ReadLine();
}
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| C# : Set Focus |
| .Net 1 |
private void SetFocus(String ctrlID)
{
// Build the JavaScript String
System.Text.StringBuilder sb = new System.Text.StringBuilder();
sb.Append("")
// Register the script code with the page.
Page.RegisterStartupScript("FocusScript", sb.ToString());
}
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| .Net 2 |
void Page_Init(object sender, EventArgs e)
{
SetFocus(ControlToSetFocus);
}
// OR (call in Page_Load)
TextBox1.Focus();
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| C# : Starts With |
private string VerifyMessage(string subject)
{
if (subject.ToLower().StartsWith("np"))
{
return "NPTest.txt";
}
else if (subject.ToLower().StartsWith("sonoma"))
{
return "sonoma.txt";
}
else
{
return "";
}
}
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| Jump to Top |
| C# : Windows Service |
Click here
Install:
C:\> cd windows\microsoft.net\framework\v1.1.4322
C:\windows\microsoft.net\framework\v1.1.4322> installutil c:\services\MyService.exe
Remove:
C:\windows\microsoft.net\framework\v1.1.4322> installutil /u c:\services\MyService.exe
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