Until now we can use ASP.NET default output cache. We dont have any option to write our own output cache mechanisms. introduces extensible output cache programmers can write their own output cache providers. In this posting I will show you how to write your own output cache provider and give you my sample solution to download. Before we begin with .. more »

I was really blown away by the new features in Silverlight 4 demoed at the PDC keynote yesterday. The list is too long to include here so go here instead. If we have all these features in Silverlight, then why even bother with WPF? This will be one less technology we will have to learn about. The VS 2010 editor should simply have been written in .. more »

Just a decade and a half ago, the process of building a simple Windows-based application could have been described as a nightmare. The introduction of Visual Basic changed it so developers could for the first time implement Windows applications in an intuitive, graphical environment by dragging controls onto a form. The web revolution is here and .. more »

Ya tenemos la beta de Silverlight 4. Son muchas las novedades que hay, de momento voy a listarlas junto a sus enlaces: Mejores herramientas API de impresión Manejo del evento del click derecho Acceso al micrófono y webcam Soporte nativo a la rueda del ratón RichTextArea Control Soporte ICommand API del portapapeles Control WebBrowser para mos.. more »

I received the vague error message The project file ' ' has been renamed or is no longer in the solution while building a Visual Studio solution. I was unable to build any projects in the solution. Rebuild and Clean were not working and were responding with the same message. After a bunch of searching around and hair pulling, I was able to narrow .. more »

En la prxima versin de Windows Embedded CE 6 (la R3), incluir una versin de Silverlight. Aclaro esto, porque hay que coger la noticia con cuidado. Va a incluir una maquina de renderizado de XAML (de un subconjunto de Silverlight 2 XAML), para ello debes disear la aplicacin con Blend / Visual Studio y luego hacer un programa nativo en C++ para poder .. more »

After I graduated from the HIO Enschede (B.Sc level) in '94 I have worked with a lot of different platforms and environments: from 4GL's like System Builder, uniVerse and Magic to C++ on AIX to Java to Perl on Linux to C# on .NET. All these platforms and environments had one thing in common: their creators were convinced their platform was the best .. more »

As you may have noticed, Ive been blogging a bit about the , now the Reactive Extensions for .NET (Rx) and how it will change the way we approach asynchronous and event-based programming. Just as LINQ to Objects changed the way we deal with collections, The Reactive Extensions will change the way we deal with asynchronous and event-based .. more »

Several of the customers I work with are looking to build kiosk or point-of-sale applications with . The ease of deployment with browser-based Silverlight applications is definitely appealing. Sharing applications or components between customers kiosks and web sites is another appealing reasons to go with Silverlight. This post outlines the .. more »

To get the latest build of T4MVC: Go to download page on CodePlex   T4MVC build 2.5.00 brings a couple of fun new features that I’ll describe in this post.  I can’t take too much credit for them as they came from users who suggested them to Read More......(read more).. more »

Even if you can't make it to PDC for the convention you deserve a a chance to win some cool prizes! Learn how you could win an Asus netbook or a license to NetAdvantage for .NET by following @infragistics and tweeting about a #NotAtPDC session!.. more »

Keeping validation rules in web.config may grow it pretty long and it is not convenient to make changes there anymore. Developers can manage validation rules easily by using Enterprise Library Configuration tool and therefore there is no good reason to handle validation rules manually. In this posting I will show you how to load validation rules .. more »

Got this in the mail: Hi Roy, From time to time I'm reading your blog, and I must say that I'm quite behind. I would like to start an Agile Process in our company, but to be honest I do not have any knowledge from where to start. So from where to start ? Wow. what a simple and powerful question. I’d start incrementally, doing th.. more »

First of all,this is my first article so if you have any suggestions or comments on my article please post it. Many of us created a group options using "select" like this : as you can see it's pretty easy to do it using select tag,you can refer to this for more information on this tag. so if you use this optgroup,then you will be able to create a .. more »

Here is article I put together (with pictures) using process monitor to filter information on a specific W3WP process, listing USER property. I commonly reference how to do this @ http://forums.iis.net http://www.iislogs.com/articles/processmonitorw3wp/ Hope this helps, Steve Schofield Microsoft MVP - IIS...( read more ) Read More......(read more).. more »

Recently, I validated my website using HTML Validator . One strange error I found from validation result was: Attribute "border" exists, but can not be used for this element. I was not able to figure out the actual cause of this error at that time. I reviewed my asp.net page and there wasn't any border property used for any HTML tags. I searched a .. more »

My PHP installation is not working? I am not able to run my PHP scripts? A simple PHPINFO page is not loading in my browser? These are typical questions I hear from users in the forum. I would still say the best way to install PHP is to use WPI as described by me here and here . I am telling this because WPI installation involves non-manual steps .. more »

It has been several years since I researched the logging and tracing solutions last time so I need a revisit. ASP.NET always had tracing that can be turned on at the page level through page directive or the application level through the web.config file. The trace output can be either appended to the end of a page and viewed via trace.axd. ASP.NET .. more »

I’m getting a horrible amount of comment spam here on weblogs.asp.net lately. Anyone still maintaining this place? Anything you can do to beef up the spam filtering? I’m half tempted to turn off all comments on my blog posts and to quit using the site if things keep up as is! I would rather not do that, but it’s getting a tad ridicu.. more »

Im pretty much a Web Forms kinda guy but a few months ago I decided to write a talk for the Fall 2009 Microsoft ASP.NET Connections conference (part of conferences) that was an introduction to ASP.NET MVC for a Web Forms person (yes, this is not really equivalent to a Dummy so to speak, but the Dummies title sounded funner). Anyway, like always .. more »