Adding a Real-Time Module to your Rails API

Rails is a great framework for building web apps, but what about adding some real-time event logic to your app?

There are different solutions out there that might work for different scenarios. Perhaps the easy-way-out is to go…

ActiveRecord + PostgreSQL Materialized Views

Materialized views are a special kind of view that stores the view’s output as a physical table in the cache, rather than executing the underlying query on every access.

Spoon Testing with Robotium

Spoon is an Android framework that aims to simplify testing on devices by distributing instrumentation test execution and displaying the results in a meaningful way. Instead of attempting to be a new form of testing, Spoon makes existing instrumentation tests more useful. If we…

Extracting Configuration in Ruby Application

Hi! Today I’m going to present you a little gem that I extracted after solving the same problem over and over again in Rails. But it can also be used in any Ruby application.

Unicorn Not Trapping USR2

One of our main rails projects at Wolox is hosted in AWS on an Ubuntu 12.04.1 LTS using Unicorn and Nginx. A few days ago we started a migration from Capistrano2 to Capistrano3 and noticed that there was something wrong with Unicorn when we tried to reload it.

How to Create a Facebook Invite for a Web App

In this post, I will explain you how to create Facebook invites for web apps. This is mainly because Facebook does not allow invites for web apps, it only allows invites for games, IOS and android apps. Then, a “hack” had to be made for this to be…

Hello World!

Hi everybody! Today we are inaugurating our engineering blog. Here you will find posts related to the technologies we use, projects that we want to share with the world or just plain geek stuff.

Because we are an Argentinian based startup some posts might be in spanish but the…