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April 2006 - Posts

Friday, April 28, 2006 11:37 PM

Define an Event Handler for a HyperLink Server Control

Hello, a common question on the ASP.NET Forum is: How to define an Event Handler for a HyperLink? The solution as follows: protected System.Web.UI.WebControls.HyperLink HyperLink1; private void Page_Load(object sender, System.EventArgs e) { HyperLink1.Attributes.Add("onClick",
Posted by BilalHaidar [MVP] | 0 Comments
Thursday, April 27, 2006 11:35 PM

Modal Dialog Window Caching Problem

Hello: Suppose you open a Modal Dialog window inside your ASP.NET page. In that dialog window, you have a GridView, DataGrid, or whatever control. Do some changes on that control, you will see that the data has changed right? Ok, then close the dialog
Posted by BilalHaidar [MVP] | 0 Comments
Tuesday, April 25, 2006 7:55 AM

Define Custom Events in UserControls

A very common question on the ASP.NET forums is: How to define an event in a UserControl, and process this event in the Page holding this UserControl? The answer is simple, follow this post, and you will be able to define your own events very easily.
Posted by BilalHaidar [MVP] | 1 Comments
Sunday, April 23, 2006 11:31 PM

DNN - FixLogin - Revisted

I have made slight changes on the FixLogin module in such a way, the super user or the *host* account will be able to change the *Redirect To* page online, using the DNN website. In the first version, although I had a Setting variable to change that page,
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Sunday, April 23, 2006 3:54 AM

Traverse a TreeView in ASP.NET 2.0

I'm working those days on an application, which relies a lot on TreeView Control in ASP.NET 2.0. However, it is not just working with it out of the box, I am forced to go down and program with the control. However, I was trying to traverse a Tree and
Posted by BilalHaidar [MVP] | 0 Comments
Saturday, April 22, 2006 12:25 AM

The Observer Pattern

The pattern I am going to talk about today is the Observer Pattern. Another new and cool pattern to discuss. Observer Pattern defines a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated
Posted by BilalHaidar [MVP] | 1 Comments
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Saturday, April 22, 2006 12:05 AM

Visual Studio 2005 Express Free For Ever

I read a great post from some time, that Microsoft has decided to make the Visual Studio 2005 Express Editions free for ever!! Read more here: Visual Studio Express Editions are Free Forever Regards
Posted by BilalHaidar [MVP] | 0 Comments
Friday, April 21, 2006 9:09 AM

The Strategy Pattern

This is the first post for me in the field of Design Patterns. I am new to this field, but decided to summarize each pattern I cover in my great book called: Head First Design Patterns . The Strategy Pattern: Defines a family of algorithms, encapsulates
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Tuesday, April 18, 2006 3:25 AM

ASP.NET 2.0 Training Center

I wanted to share with you a great website I passed by today: ASP.NET 2.0 Training Center Has lots of great resources through articles, webcasts, and others. Make sure to visit that site. Regards
Posted by BilalHaidar [MVP] | 0 Comments
Tuesday, April 18, 2006 1:55 AM

Paging With ObjectDataSource in One Trip

This post assumes you have the previous post on the DataObjectTypeName and ObjectDataSource . Usually, when we want to allow paging when we are using ObjectDataSource, we should enable paging in both the Data-Bound Control (GridView an example) and the
Posted by BilalHaidar [MVP] | 0 Comments
Tuesday, April 18, 2006 12:32 AM

DataObjectTypeName and ObjectDataSource

For most of you using the ObjectDataSource, you must have passed by DataObjectTypeName property of the ObjectDataSource. I have been working with it for a while, but thought of sharing with you the beauty of that property. Usually, ObjectDataSource uses
Posted by BilalHaidar [MVP] | 1 Comments
Sunday, April 16, 2006 10:26 PM

ASP.NET 2.0 Localize Control

In my research on Localization in ASP.NET 2.0, which is my topic of the next Community Night Session at Microsoft Office in Beirut, I passed by the <asp:Localize> control in ASP.NET 2.0. This control inherits from the Literal Control. It is mainly
Posted by BilalHaidar [MVP] | 0 Comments
Sunday, April 16, 2006 3:53 AM

DotNetNuke Module - FixLogin

In a new DotNetNuke 3.2.2 website I am working on, supposedly will be online this coming week, I faced the following problem: DotNetNuke uses by default a Login Page. So, when users come to sign in, if authenticated they will be redirect to the page they
Posted by BilalHaidar [MVP] | 2 Comments
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Sunday, April 16, 2006 3:27 AM

Happy Easter - Part 1

I would like to wish all the world's Christians, and mainly our brothers and sisters, the Lebanese Christians, having their Easter this week, a Happy Easter, with the hope and wish of having more peace and wealth all over our beloved country Lebanon.
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Wednesday, April 12, 2006 10:51 PM

Define a Custom Event inside UserControls

If you are working with either a new custom server control or a normal web user control, this is the proper way of adding an event that can be handled by the parent control of the child control you are develping: Add the following to the control (Server
Posted by BilalHaidar [MVP] | 1 Comments
Wednesday, April 12, 2006 8:42 PM

Handle MasterPages' Control Events in Content Page

Hi: While working on a project having MasterPages, Content Pages, TreeView Controls, Themes, etc ... I was faced with the following situation: In one of the master pages in my application, I had a TreeView, and a custom menu, in a sense, once a button
Posted by BilalHaidar [MVP] | 0 Comments
Friday, April 07, 2006 7:37 AM

System Restore in Windows Server 2003

As you know, Windows Server 2003 comes with no System Restore feature. I had been fighting for two days to rescue my VPC, unforunately, when I was able to enable System Restore in it, I found there were no restore points :(. Anyways, I was able to rescue
Posted by BilalHaidar [MVP] | 0 Comments
Saturday, April 01, 2006 10:38 AM

Back to Lebanon

I have arrived to Lebanon 2 days ago. The Lebanese MVPs and I spent a great time in London and Cambridge City. We had great sessions on C# 3.0, Windows Vista, Web Services, SQL Server 2005 and many other valuable sessions especially those given by the
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