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Check the response. I think you are ending the response before writing the output.
Also use Response.BinaryWrite to write binary data in response.
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I also tried that but the result is same.
This code works when I used it on same Block where i generate the pdf.But when i pass the Pdf file name in session and used it in the Button click event this error throws.
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hii
i want that at a time only one item can be selected in a text box.for this i have written following code at selected index changed event but its not working f9.plz tell me where m i wrong...
protected void CheckBoxList1_SelectedIndexChanged(object sender, EventArgs e)
{
for (int i=0; i < CheckBoxList1.Items.Count-1; i++)
{
if (CheckBoxList1.Items[i].Selected == true)
{
for (int j = i + 1; j <= CheckBoxList1.Items.Count - 1; j++)
{
CheckBoxList1.Items[j].Selected = false;
}
}
else
{
CheckBoxList1.Items[i].Selected = false;
}
}
}
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If you want only one item to be selected, use radio buttons. Not check box.
Best wishes,
Navaneeth
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if i want to do it using checkbox what shud i do.can i do this without using script.
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Just put one Javascript which might uncheck all other checkboxes whenever one checkbox is checked.
var thiselement = null;
var elem = document.getElementsByName('groupname');
for(var i=0; i<=elem.length; i++){
if(!elem[i].id.equals('checkboxclientid')
elem[i].checked = false;
else
thiselement = elem[i];
}
thiselement.checked = true;
Just pass appropriate groupname and checkboxclientid and you are done.
Cheers.
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mylogics wrote: .can i do this without using script.
FYI : Abhishek, I guess he is not looking for Script.
Abhijit Jana | Codeproject MVP
Web Site : abhijitjana.net
Don't forget to click "Good Answer" on the post(s) that helped you.
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Yes.... But How can he do this without script.. .There is no way.. If he dont want to use script.. only way out is to move to Radiobutton...
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If you want to select only one item at a time then please use radio button
Thanks
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hi,
Is there any artical or any code is there to make good forum for post and reply
thanks.
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hello,
Am trying to write a project. it is an online bookstore. wat can u do?
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Whats that got to do with the original question?
manikebs wrote: wat can u do?
Lots. What can you do?
Bob
Ashfield Consultants Ltd
Proud to be a 2009 Code Project MVP
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Hi
I have one datagrid i am binding the grid from backend. Data grid has 5 column col1, col2, col3, col4 and col5. I need to select any cell run time and drag only the selected cell into another grid. If I click row[1][3] i have to drag only the cell. Next time i will select row[3][5] in run time.
My question is how to find the selected cell value in server side.
I tried with selected index. But it will work only if we know the column name for ex row[0][4], but the column selection will change next time.
Can any one help me please?
regards
kesavan
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Selected Index will give you the selected row, and for each cell in RowDataBound attach a javascript function which updates a hdnValue on click ,
Access that hidden value to find row and column combination
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hi can you explain with example please
regards
kesavan
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Hi all,
While i went to an interview interviewer asked me Difference between Application and Session ? Application common for all users but session is user level, but he didn't convinced with my answer. Please explore on my question.
Thanks..
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According to Wikipedia[^],
"a web application is an application that is accessed via a web browser over a network such as the Internet or an intranet. The term may also mean a computer software application that is hosted in a browser-controlled environment (e.g. a Java applet) or coded in a browser-supported language (such as JavaScript, possibly combined with a browser-rendered markup language like HTML) and reliant on a common web browser to render the application executable."
By comparison, a browser session starts when an individual user accesses or logs onto a particular website and concludes when the user logs off, closes the browser, or clicks away from that website. The session may or may not involve authentication.
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satyamzen wrote: While i went to an interview interviewer asked me Difference between Application and Session ?
I guess he has asked about "Application State" Not "Application" . You can explain them in following way.
System.Web.HttpApplicationState class is used to maintain the Application State For ASP.NET Application.It provides methods for storing information which can be accessed globally means it common for the all used.
As For Example :
Storing Info At Application Variable :
Application["Title"] = "Welcome";
// Reading the Information from application variable
string Title;
if (Application["Title"] != null)
Title = Application["Title"].ToString();
On the other hand Session stored on server side and its unique for each and every user. We can interact with Session State with System.Web.SessionState.HttpSessionState class, because this provides built in Session Object with Asp.Net Pages.
As For Example :
Following code is used for storing a value to session
Session["UserName"] = txtUser.Text;
Now, let see how we can retrieve values from Session
if (Session["UserName"] != null)
{
lblWelcome.Text = "Welcome : " + Session["UserName"].ToString();
}
else
{
}
Below are the associated events that are used for Session and Application State. This are events for Global.asax file.
For Application : Application_Start, Application_End
For Session : Session_Start and Session_End
Abhijit Jana | Codeproject MVP
Web Site : abhijitjana.net
Don't forget to click "Good Answer" on the post(s) that helped you.
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The simplest answer to that question would be that an Application or variables in Application state are initialized when the application receives the first user request. Data in the application state is common to all users. Application variables generally get recycled during Application Pool recycling [This is my understanding, somebody please confirm!!].
Session on the other hand is user specific and starts when the server receives the first request from a user browser and ends after the user closes the browser. Each user gets a separate share of memory for his session data and hence Session variables have to be used cautiously. Also, one user can open more than one session from the same computer using different browsers, i.e. I can get two session to CP and login using 2 different logins, from IE and Firefox, simultaneously.
HTH!!
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Dinesh Mani wrote: ends after the user closes the browser
No, session does not end when user closed the browser. Session stored in Server Side. So If you are using Inproc session Session will automatically end when it reached the Session Timeout .
So, If user close the browser, session will not end that time. Some of application may trap the Browser close and close the session from server end too.
Thanks !
Abhijit Jana | Codeproject MVP
Web Site : abhijitjana.net
Don't forget to click "Good Answer" on the post(s) that helped you.
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I meant from a generic user perspective! That's why I had mentioned as "after the user closes the browser" and not as "when the user closes his browser".
Since the Session expiration policy is different for different session policy I didn't want to get into the details! Anyway I guess I should have been very particular and specific!
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Does this anything related with ASP.NET ? This is ASP.NET Forum. Better if you ask this question on C# or Visual Studio Forum.
Abhijit Jana | Codeproject MVP
Web Site : abhijitjana.net
Don't forget to click "Good Answer" on the post(s) that helped you.
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Ok thanks, I'll move it to C# or Visual Studio Forums.
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