Parallel Tests with AVA
by There are a lot of test frameworks for JavaScript/Node.js and I’ve been working with Mocha, Jasmine and Lab for a while. But I decided to …
Category: Posts
How to Test Shared Behavior in ElixirImplementing functionality similar to RSpec’s shared examples
by Create a new mix project if you want to follow along: $ mix new calculator $ cd calculator Suppose you have a Calculator module and …
Zero to Up and Running a Rails Project only using Docker
by Disclaimer: this post is based on Quickstart: Compose and Rails — Docker the main difference is that I will run everything with my own user …
Refactoring Ruby: From Subclass to RegistryFrom developing a solution to gradually improving it by listening to the pain
My team was given a particularly laborious task: implement responsive images throughout a legacy Rails application. Back then, the app was sending disproportionally large image …
Halving Response Times: Lessons Learned
by Response times under 100 ms are capable of lightening anyone’s heart. It’s even better when you reach that milestone as a side effect of some …
Your App Across the GlobeIs Internationalization/Localization really important?
by In 2017 world population is estimated in 7.5 billion. This number seems/looks enormous and if put in a graphic by continent one may note that …
Refatorando para JavaScript Funcional: Composição de Funções (parte 1)
by If you cannot read in Portuguese, try to use the Google Translator. Each code sample here will be written in English. Feel free to translate …
Refatorando para JavaScript Funcional: Composição de Funções (parte 2)
If you cannot read in Portuguese, try to use the Google Translator. Each code sample here will be written in English. Feel free to translate …
Refatorando para JavaScript Funcional: Composição de Funções (parte 3)
If you cannot read in Portuguese, try to use the Google Translator. Each code sample here will be written in English. Feel free to translate …
Towards Minimal, Idiomatic, and Performant Ruby CodeDebunking some popular Ruby idioms
I try to embrace a particular way of working with code: it should be minimal, idiomatic, and performant by default. Sometimes it is necessary to …