ASP.NET

public ActionResult DownloadPDF()
    {
        return File("~/Content/MyFile.pdf", "application/pdf", "MyRenamedFile.pdf");
    }

public ActionResult DownloadPDF()
    {
        return File("~/Content/MyFile.pdf", "application/pdf");
    }

public partial class MyNewService : ServiceBase
{
    public MyNewService()
    {
        //InitializeComponent();

        InitializeComponent();
        if(!System.Diagnostics.EventLog.SourceExists("DoDyLogSourse"))
            System.Diagnostics.EventLog.CreateEventSource("DoDyLogSourse","DoDyLog");

        eventLog1.Source = "DoDyLogSourse";
        // the event log source by which

        //the application is registered on the computer
        eventLog1.Log = "DoDyLog";
    }

    protected override void OnStart(string[] args)
    {
        eventLog1.WriteEntry("my service started");
        System.Console.WriteLine("my service started");
        System.Console.ReadKey();
    }

    protected override void OnStop()
    {
        eventLog1.WriteEntry("my service stoped");
        System.Console.WriteLine("my service stoped");
        System.Console.ReadKey();
    }

    protected override void OnContinue()
    {
        eventLog1.WriteEntry("my service is continuing in working");
        System.Console.WriteLine("my service is continuing in working");
        System.Console.ReadKey();
    }

    protected override void OnPause()
    {
        eventLog1.WriteEntry("my service is Paused");
        System.Console.WriteLine("my service is Paused");
        System.Console.ReadKey();
    }

    protected override void OnShutdown()
    {
        eventLog1.WriteEntry("my service is Paused");
        System.Console.WriteLine("my service is Paused");
        System.Console.ReadKey();
    }
}