Blog

In my last post, I blogged about non-first normal form, SimpleDb in particular, and the problems that arose in the query language when dealing with multiple attributes, such as “a != b” not being the same as “not a = b”. The SimpleDb team has now...

Anyone who is starting almost any kind of software nowadays should be thinking on internationalization, even more if it is web-based. The effort required to prepare a system for localization (the difference between internationalization and localization...

Almost everybody likes jQuery, I’m one of them. Recently Microsoft publish Client Templates preview 3 which is a awesome client side template engine. One of the best aspects of Client Templates is it’s declarative syntax for attaching behaviors (Sys...

Since last week I have been learning and working with ASP.NET MVC Beta. I found a lot of interesting and easy-to-use things which convinced me that it is a good choice for web development. The Membership Framework is one of those. Unfortunately a...

Normalization is one of the key concepts involved when designing a good relational database model. There is quite a lot of theory behind this relatively simple concept as you can see from the wikipedia article. To make a long story short, you have...

I had to fix a problem in a Silverlight application we are building. The problem was that it’s CPU usage was constant, between %20 and %40, and never stopped. I won’t go into the details of how I discovered the problem, but I’ll tell you what the problem...

In all previous posts I’ve tried to teach the different aspects inside my thesis. But after going deeper and deeper, the concepts tend to complicate too much, and much more dedication from the reader is needed. After trying to add another technical...

In this post I will show two different sets of properties that any variation of λ-calculus with explicit substitutions may or must have. The must: Any substitution must end, i. e. the process of change a variable by a term must always end, no matter...

Updated November 20th, you can download slide and demos here. On Tuesday 18th, Juan and I will be presenting ASP.NET 4.0 Roadmap. Check which other talks are available and register here. This is the event information: Horario: martes, 18 de noviembre...

Last night I was a victim of the AVG8 bug that marked User32.dll as a trojan (just a false positive). What annoys me the most is not the bug per se, but the fact that AVG Heal option simply deleted the file without any warning or simply backuping it...