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• Uncrippling Windows XP's IIS 5.1

  Posted: 24 Apr 2006 at 08:00 by Juan Xavier Larrea

  Windows XP's IIS 5.1 is thoroughly crippled out of the box. It allows only one root website, and a maximum of ten concurrent connections to that website. Microsoft really, really doesn't want us hosting slashdot.org on our XP Pro box. These limits are so aggressive that they can get in the way of l

• Visual Studio 2005 free permanently!

  Posted: 24 Apr 2006 at 08:00 by Juan Xavier Larrea

  Effective April 19th, 2006, all Visual Studio 2005 Express Editions including Visual Basic, Visual C#, Visual J#, Visual C++, and Visual Web Developer Express will be free permanently! Dear Visual Studio Express community, We are incredibly excited to announce that effective April 19th, 2006, all V

• All .NET Languages List

  Posted: 28 Mar 2006 at 09:00 by Juan Xavier Larrea

  Surely you use C# and VB.NET. Probably sometimes even J#. But did you know that there are dozens more languages? Cobol, Phyton, Pasacal, PHP syntax and even LISP are avaliable for the .NET Framework. The following from dotnetpowered.com is an up-to-date list of these languages: Ada A# - port of Ada

• Free USB Keys From Microsoft

  Posted: 01 Mar 2006 at 08:00 by Juan Xavier Larrea

  Some things will always be a mistery. Windows licensing doesn't have to be one. That seems to be the tagline of the new Microsoft licensing awareness campaign. If you care (or not) about software licensing and filling a 4 question form go ahead and take a free Microsoft USB key drive containing han

• Watch ASP.NET Webcasts, Get Visual Studio 2005 for free

  Posted: 01 Mar 2006 at 08:00 by Juan Xavier Larrea

  More freebies from the good fellas at Microsoft: free webcast series specifically built to help PHP, JSP, and ColdFusion developers extend their skill sets to include ASP.NET. Attend three webcasts and get a bunch of great free stuff including Visual Studio 2005 Standard Edition, ASP.NET books, hos

• ASP.NET: Modifying the page output using Response Filters

  Posted: 01 Mar 2006 at 08:00 by Juan Xavier Larrea

  The task was apparently simple: highlight all the output text of a webform that matched query keywords in a search. Truth is, i had no idea how to manipulate the final rendered html in ASP.NET. Searching through the Response object i found a property that seemed useful: Response.Filter. With the he

• Downloadable MSDN Magazine issues

  Posted: 27 Feb 2006 at 08:00 by Juan Xavier Larrea

  A short post: I thought you'd like to know that now the MSDN Magazine is available as free CHM downloadable files. The archive contains issues from January 2005 to March 2006. Visit the MSDN Magazine Area and check all the downloads. Enjoy!

• Sending authenticated e-mails in .NET 2.0

  Posted: 26 Feb 2006 at 08:00 by Juan Xavier Larrea

  Sending e-mails in the .NET Framework 2.0 is about the same as in version 1.x. There are just a couple of variations. First, all the functionality is within the new System.Net.Mail namespace. The System.Web.Mail namespace, wich was used in the 1.x frameworks is now considered obsolete. Lets get rig

• ADO.NET 2.0: Building a generic DAL

  Posted: 19 Feb 2006 at 08:00 by Juan Xavier Larrea

  A data access layer (DAL) component encapsulates the ADO.NET code to query and modify a database through SQL commands. It typically abstracts the details of creating ADO.NET connection and commands and instead exposes these through methods that can be called with appropriate parameters. In a N-Tier

• Client-side DataSets with Ajax.NET Pro

  Posted: 10 Feb 2006 at 08:00 by Juan Xavier Larrea

  Everybody loves .NET's DataSets. They provide the most simple yet powerful way to manipulate in-memory tables and data collections on the server-side. Good news for hardcore AJAX web developers: using Michael Schwarz's amazing Ajax.NET Professional library we can unleash the power of server-side Da

• Math Expression Evaluator for C#

  Posted: 09 Feb 2006 at 08:00 by Juan Xavier Larrea

  My friend Antonio Begue has created a mathematical expression evaluator completly in C#. It solves operations like: sum, difference, multiplication, divison, exponentials and log(e). string strExpression = "2+3-5*(60/20)"; double result= Evaluator.Eval(strExpression); You can download the Math Expr

• Screen Scraping with C#

  Posted: 05 Feb 2006 at 08:00 by Juan Xavier Larrea

  Some days ago i needed to create a newsletter system wich, among other stuff, had to be able to screen scrap a given URL and use it as the mail message body. This is how it's done: Getting the HTML It was incredibly easy to aquire the HTML from a site using the .NET library. In fact, it can done in

• Nullable Types in C# 2.0

  Posted: 01 Feb 2006 at 08:00 by Juan Xavier Larrea

  One of the new features in C# 2.0 is what is known as Nullable Types. This types address the scenario where you want to be able to have a primitive type with a null (or unknown) value. This is common in database scenarios, but is also useful in other situations. The whole thing is achieved using th

• The "Using" Statement in C#

  Posted: 30 Jan 2006 at 08:00 by Juan Xavier Larrea

  The new using statement in the c# language allows us to define an scope for an object lifetime. This statement obtains the resource specified, executes the statements and finally calls the Dispose() method of the object to clean it up. using (SqlConnection conn = new SqlConnection(connString)) { Sq

• Url Rewriting with Regex for ASP.NET 2.0

  Posted: 28 Jan 2006 at 08:00 by Juan Xavier Larrea

  A new feature in ASP.NET 2.0 is it's built-in url rewriting support. When i looked into this new feature i found out it lacked regular expressions support, wich is really the point of an Url Mapper. ScottGlu at his blog, explains the reason why the ASP.NET team didn't implemented this feature. Basi

• Visual Studio add-ins every developer should have

  Posted: 26 Jan 2006 at 08:00 by Juan Xavier Larrea

  James Avery in his "Visual Studio Add-Ins Every Developer Should Download Now" article on MSDN introduces us to to some of the best Visual Studio add-ins available today that can be downloaded for free. I actually didn't know half of them existed and some proved to be extremely useful and productiv

• Transactions made easy with .NET 2.0

  Posted: 24 Jan 2006 at 08:00 by Juan Xavier Larrea

  One of the more significant improvement in .NET 2.0 is the transactions area. Now with a single line it becomes extremely easy to support transactional code blocks using the concept of "ambient" transaction thanks to TransactionScope in the System.Transactions namespace. Check out the following cod

• Profile Provider in ASP.NET 2.0

  Posted: 23 Jan 2006 at 08:00 by Juan Xavier Larrea

  ASP.NET 2.0 provides a generalized Provider Model wich lets developers implement solution specifying a custom class to be used. The custom class must implement the system's already defined API, but it allows it to be seamlessly "plugged in". Among many others, ASP.NET 2.0 has a Profile Provider mod

• Free Code Highlighter for ASP.NET

  Posted: 22 Jan 2006 at 08:00 by Juan Xavier Larrea

  I have implemented the free Actipro CodeHighlighter ASP.NET Control wich allows me to automatically highlight the syntax of source code posted on this site. It supports several languages, wich are defined on XML files, and includes: C#, CSS, HTML, INI files, Java, JScript, Perl, PHP, Python, SQL, V

• Must-have free ASP.NET controls #2

  Posted: 22 Jan 2006 at 08:00 by Juan Xavier Larrea

  I have implemented the free Actipro CodeHighlighter ASP.NET Control wich allows me to automatically highlight the syntax of source code posted on this site. It supports several languages, wich are defined on XML files, and includes: C#, CSS, HTML, INI files, Java, JScript, Perl, PHP, Python, SQL, V