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Hi,
I can confirm 18,433 transfers is correct minimum for 64 discs.
You can solve all such problems with a little program (below 50 lines of code).
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How can I limit the login failed attempts to my website, I'm using Forms-Based Authentication and I have a database keeping the user names and passwords....
Ambar Violeta
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Have a column called Flag along with userName and passWord.
Whenever the user enters a wrong password, increment the Flag by one
and check if this value exceeds a threshold.If it exceeds, never permit to login.
Make sure to reset it to ZERO when the user enters right password.
Regards,
Arun Kumar.A
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You also might want to have a timer to reset the login, or some other method to reset the users password, so the user isn't permanently locked out.
Dave Kreskowiak
Microsoft MVP
Visual Developer - Visual Basic 2006, 2007
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hi
i'm using VC# 2005, i want to design my report and change paper Size for print, can anybody help me (by code)?
thanks
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- I use this code to set tomorrow date to DateTimePicker. In Design mode, it display correct, but when i run, it still display today date. I need help, thanks.
[code]
this.dtpCheckOut.Value = System.DateTime.Today.AddDays(1);
[/code]
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I would guess that the page load you might not be setting the value. Where is the code above in your application?
Ben
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@kubben: i don't know why, but when i restart .NET, everything is work well, thanks your reply
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i have developed an application with .net 2005 and made a deploy package
to install application at end users
the problem is i need to install the package on each end user machine
i need away to make the debug folder on server and each user connect to this folder .iam tryed to make shortcut on each machine to connect on server it failed so i need help for destribute the application with less work effort
thanks in advance
Mano
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Typically deploying a distributed app causes a client application to be installed locally on each user's machine. The client programmatically connects to the server application. If you want to install a shortcut that simply points to an app on the server, you can use a UNC path in the shortcut's target.
\\server\share\directory\filename.exe /ravi
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how i set computer clock time?
thanks.
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I don't think you can do it using the framework by itself. You'll have to look at PInvoke. 5 seconds of googling turned up this[^]
Cheers,
Vıkram.
"But nowadays, it means nothing. Features are never frozen, development keeps happening, bugs never get fixed, and documentation is something you might find on wikipedia."
- Marc Clifton on betas. Join the CP group at NationStates. Password: byalmightybob
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How do I go about removing existing handlers from an event delegate? I have a Repeater (Web) control that I bind to different GridManager objects. The GridManager provides a handler for the repeater’s ItemDataBound event, but when I bind one GridManager to it I want to remove any existing handlers from any other grid managers.
I would like to do something like:
Repeater.ItemDataBound.Clear();
Repeater.ItemDataBound += new RepeaterItemEventHandler(detailRepeater_ItemDataBound);
"A little learning is a dangerous thing; drink deep, or taste not the Pierian spring: there shallow draughts intoxicate the brain, and drinking largely sobers us again.", by Alexander Pope
My Blog
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Brady Kelly wrote: Repeater.ItemDataBound += new RepeaterItemEventHandler(detailRepeater_ItemDataBound);
Instead of adding Event handler like this,
have a function that accepts the object
"new RepeaterItemEventHandler(detailRepeater_ItemDataBound)".
In the function do the following steps:
1.Add the object to the Repeater control.
2.Also assign it to the variable eve(RepeaterItemEventHandler eve)
which must be a member of the class.
Before step 1 check if eve is not null.If it is not null, remove the
existing handler by,
Repeater.ItemDataBound -= eve.
Regards,
Arun Kumar.A
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Hi.
i write a net program and need to know which computers are connected to my computer by their ip.
I run a tcp port in some computer and my goal is finding them but first need to get all ip in my network.
first i start with getting my ip summask and with a loop check all ip from 1 to 255 but this is too slow so want a command like "net view" for getting all available ip and only test them.
Your help may be Great
Regards Amir Jalaly
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I do not know about any network related classes.Hope U will get
good solution from any other member.
But If U did not find the solution do this:
using Process.Start to execute the net.exe file
with "view" as argument.
Redirect the output of the command to a string
and from that find patterns for the IP address.
Regards,
Arun Kumar.A
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Hi everyone,
I have a class called Request and a whole bunch of inherited classes,
for example RequestEntity. And I have a WebMethod Execute which takes
the Request class as an argument:
public class Request {...}
public class RequestEntity:Request {...}
[WebMethod]
public void Execute(Request) {}
My goal would be, that I can pass any of the inherited classes to the
Execute WebMethod, which should work since they are inhereted from
Request.
But the Problem is that at the client side I just can see the Request
class and not the inherited ones like RequestEntity.
So my question is, if there is a way to force the webservice to supply
the client also with the definitions of all the inherited classes?
Thank you very much for your help!
Martin
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Where U have defined the Execute Method?
If U have defined it in the RequestEntity class,
and if U pass reference of another class(which inherits the Request class),
U will not be able to execute the functions defined in the other class.
Or can U supply the skeleton of the the 3 classes
(Base class and the 2 derived classes)so that every one can
find it easy to understand Ur requirement and answer Ur question?
Regards,
Arun Kumar.A
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The execute method is a WebMethod defined in the class service which inherits from System.Web.Services.WebService.
That means i got following:
public class Request { (some public variables) }
public class RequestEntity : Request { (some more public variables) }
[WebService(Namespace = "xyz")]
public class Service : System.Web.Services.WebService
{
[WebMethod]
public void Execute(Request h)
{
RequestEntity o = (RequestEntity)h;
....
}
}
And a client which should see all the classes to be able to do something like this:
Service service = new Service();
RequestEntity entity = new RequestEntity();
service.Execute(RequestEntity);
At the moment I can only see the Request class, not the RequestEntity class at the client of the webservice.
Thank you a lot again!!!
Martin
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hi
i'm working in MDI, there is a Main Form with a button1 and a button2. There is a Child form containing Panel1.
scenario 1
when button1 is clicked, the Child form is opened displaying its Panel1.
this scenario works fine
scenario 2
when Button2 is clicked, the Child form opens without displaying its Panel1.
this scenario is not working, ,how do i make it work??
all suggestion will be appreciated
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Have a public method in Form2 which acceps a boolean argument.
Pass either true or false to the function and make the Panel visible true or false respectively.
Regards,
Arun Kumar.A
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Hi..I am looking for some usefull information about bandwidth utilization module in C#. Please Tell me how can I program this module in C#. There will be a console for each subscriber for ISP. He can check his data uploaded and downloaded from there. Plz reply
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Hi all,
For the last several days I've been trying to figure out why my windows mdi forms application doesn't tidy up resources correctly and continues to grow through multiple iterations of the same processes - ie Leaks Memory. To that end I created a small (single form) test Windows Application (TestGC). The TestGC form has 3 buttons (buttonShow, buttonShowDialog, buttonCollect) and a text box (textBoxMemory). The TestGC app was created as a standard vanilla app using VS (VS2005).
I added the following line to the form Dispose method
System.Diagnostics.Debug.WriteLine( "disp-"
+ HashIdent() + disposing.ToString() );
and the following code to the TestGC form class.
public readonly string testGCSource;
public TestGC( string testGCSource ) : this() {
this.testGCSource = testGCSource;
this.Text = HashIdent();
System.Diagnostics.Debug.WriteLine( "ctor." + HashIdent() );
}
public TestGC() {
this.testGCSource = String.Empty;
InitializeComponent();
}
private string HashIdent() {
return String.Format( "TestGC:{0}[{1}]",
this.testGCSource, this.GetHashCode() );
}
private void buttonShow_Click( object sender, EventArgs e ) {
(new TestGC( "Show" )).Show();
}
private void buttonShowDialog_Click( object sender, EventArgs e ) {
(new TestGC( "ShowDialog" )).ShowDialog( this );
}
private void buttonCollect_Click( object sender, EventArgs e ) {
this.textBoxMemory.Text = System.GC.GetTotalMemory( true ).ToString("N0");
}
~TestGC() {
System.Diagnostics.Debug.WriteLine( "dtor~" + HashIdent() );
}
What the simple test app demonstrates is that a form and all of its controls when displayed using the Show() method are NEVER destructed, they are Disposed(true) but not ever destructed. That is the class instance once created is never destroyed. This seems to be a total disaster (obviously not here, but for complex, multi-paged forms with perhaps hundreds of controls in mdi projects with many hundreds of forms) and is by every definition an example of a true memory leak. (The ShowDialog display method on form Close does call the destructor and gets fully GC'ed).
So my questions -
Is there any way to request of the GC why it will not specifically Finalize a class instance?
Is there any way to force the GC to Finalize (destruct) a Windows component? (Form + Controls).
(ie Is there a WinApi type dll call to force the Form (+ Controls) to go out of scope and be GC'ed?
From the above code it is obvious there are no 'local' references to any component after the Dispose method is called.
Thanks in advance,
David.
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Dispose will normally call SuppressFinalize[^] as it is doing the cleanup. This prevent the form being promoted to the next GC generation. Hence it is normal the destuctor is not executed, and it is certainly no disaster.
I do hope you are not using the task manager to determine the "leak" by the way?
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I am using the Task Manager and it shows that each iteration of a new large form grows the exe memory usage by around 3MB (grows by 20MB during form execution, drops by around 17MB when the form is closed and GC.GetTotalMemory( true ) is called). After opening, running and closing just a few series of forms the app memory usage grows from 30MB to over 60MB, User Objects grows from 60 odd to over 130 and GDI objects grows from 80 plus to over 400. GC.GetTotalMemory( true ) returns around 7MB (Probably close to the correct value for chached data). I see that all class objects I create in the application are GC'ed except the forms and in the forms Dispose method I Close all appropriate objects and set all appropriate references to null.
My client requires that the application be run under Citrix and the application is expected to remain open on the user desktop for the whole day. That means that over the course of the day the application could grow by several hundred megabytes multiplied by the number of Citrix clients on the server to me adds up to a disaster.
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