My dog has a little bit of separation anxiety so when we leave him alone, he barks some times. We are training him to be home-alone and we want to know if he barks or not when we are not home. Let's implement a bark detector!

We performed a migration to Java 11 and a bug fix about negative symbol for negative numbers in Java ruined our implementation. This article describes the situation and the lessons learned.

While the development of https://www.agalera.eu/standalone-app-raspberry-pi/ I needed to use python's BaseHttpServer and inject some dependencies into it. It turns out, there's no easy way of doing that. Moreover, I wanted to achieve 100% code coverage testing, so I should found a way of testing that code.

I'm building a small application to give treats to my dog in a remote manner. I setup a Raspberry Pi with a very basic HTTP server connected to a servo motor that will open or close the deposit where the treats are stored. In this article I'll explain all the challenges I found to make this application standalone.

Currently we’re investigating usage of SNS to send Push notifications. We have some friends working already with Firebase and recommend us to check it out. We discovered that SNS supports sending messages to Firebase. However, not everything is as easy as it looks like.