How to setup docker to work with SELinux

From time to time I need to get this working, either by a new computer or some reinstall. Lately I had to do this twice because my new Dell XPS laptop needed to be serviced and I had to reinstall my OS of choice: Fedora Linux.

December 8, 2017


Migrate a Rails application to use UUID with PostgreSQL

UUID stands for Universally Unique IDentifier, a standard used to get unique identifiers for resources. The major benefit of using UUID as identifier is that it can be generated without collisions in different systems, so we can have several systems geneting IDs.

October 11, 2017


Load test using Ruby and JMeter

In this post I will describe the steps to start creating load tests to your API or application, in Ruby, that will use Apache JMeter to run the tests and collect the metrics.

April 21, 2017


First Padrino framework contribution

For those who don’t know what Padrino is, it’s a web framework written in Ruby, known to be lighter compared with Ruby on Rails, but complete enough to create full-blown web applications.

January 7, 2017