Blog

Last month I started working on my master thesis in the context of Manas Research. The idea for this research is to contribute with Farm Radio International (an organization that works with many partners in Africa to deliver effective programs to serve...

Among the client certificates present in an HSPD-12 smart card, you may find a Windows Smart Card Login certificate used for authentication, which has several particularities, one of them being storing the Subject Alternative Name (this is, the Windows...

It is known that instantiating ActiveRecord objects is slow. When querying, most of the time it's necessary to instantiate them so we can invoke their methods or navigate their relationships. When you need to do a custom select with a...

Ever since Rails 3.1 adopted coffeescript within the asset pipeline as a default, coffescript has become an increasingly popular language for easily writing your javascript code. Despite a lot of tutorials out there on how to write coffee and take...

Rails provides several handy options for specifying how to deal with associated models upon deletion, for example: class Blog has_many :posts, :dependent => :destroy end The destroy value for the dependent option will call the destroy method for...