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Thursday, February 17, 2005 11:33 AM

A sa(i)mple Online Exam Engine on ASP.NET

Some time ago, a customer that attended my MSDN session, asked me to help him developing an online exam engine. They wanted something simple that retrieved questions from a database or a file and allowed employees to take some online exams. In order to
Posted by nunos | 4 Comments
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Thursday, December 09, 2004 2:22 PM

Storing images in a database - MSDN session related

Well, after receiving lots of feedback about the code used in the MSDN sessions in November, I seem to have forgotten something. In the title generation sample in which we retrieve one of several images from the database (the one currently selected as
Posted by nunos | 7 Comments
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Friday, December 03, 2004 4:09 PM

MSDN Session - Sample Code

Ok, as promised, here is the code that I used in the MSDN session: http://nunosilva.members.winisp.net/samples/CustomPipelineDemo.zip Any questions you might have about it, either post a comment to this post, or send me an email. Have fun!
Posted by nunos | 0 Comments
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Friday, November 26, 2004 9:50 AM

November MSDN event in Portugal

Well, it's been three great days acting as a speaker at the MSDN event in Portugal. My session was about extending ASP.NET with Http Handlers, Modules and SOAP Extensions and we held the event in three cities in Portugal: Aveiro, Porto and Lisboa. Besides
Posted by nunos | 1 Comments
Wednesday, November 03, 2004 10:33 AM

Great article on Http Handlers and Modules

I'm still writing part 2 and 3 of the "Let's Extend ASP.NET" article. I'll really try to post at least part 2 until the end of the week but I can make no promises. In the meantime, if you want to look further, there's a MSDN article that shows a great
Posted by nunos | 1 Comments
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Wednesday, October 27, 2004 4:18 PM

Let's Extend ASP.NET (part 1 of 3)

I’m currently preparing a session for a MSDN event in Portugal about Http Handlers, Http Modules and SOAP extensions. I actually never touched the subject until the request for the session came in, so I was really unaware of the possibilities this kind
Posted by nunos | 1 Comments
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Wednesday, July 28, 2004 12:24 PM

Redirect web services at run time

Well, this is not an advanced topic or anything like it. Actually it's a very simple thing to do. However, every so often I run into someone who is developing and consuming web services and don't know about this. So here comes a typical scenario: you
Posted by nunos | 7 Comments
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Friday, March 12, 2004 11:25 AM

How to create a "Loading" page in ASP.NET

Many times we are faced with heavy or slow processing pages in our projects. If we cannot improve performance, how do we display some sort of information in the browser while the page is processing? I used to have this problem when accessing slow databases
Posted by nunos | 29 Comments
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Friday, March 12, 2004 10:33 AM

Adding security patches to a new Windows XP installation

It's common knowledge that you can integrate a service pack with the installation bits of Windows (a technique called splistreaming). However, the security update that prevents the Blaster worm is post SP1. Recently I've been asked to figure out a way
Posted by nunos | 4 Comments
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Friday, March 12, 2004 10:28 AM

Accessing an external CRL through a proxy

One of the good ways to safely authenticate users in a web application is using client certificates. When accessing the web application, IIS will ask the client for a certificate installed on the local machine, check if it's valid or not and then allows
Posted by nunos | 2 Comments
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Friday, March 12, 2004 10:20 AM

Concerning the credentials double hop issue

Being an ASP .NET enthusiast, I've soon came across this issue and had to deal with it. This happened very shortly after the release of the .NET Framework and, at the time, seemed like a major headache for developers. Well, actually it still does seem
Posted by nunos | 13 Comments
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