Should I Migrate to Yarn?
by Yarn is an alternative package manager for Node.js and Javascript. Acclaimed for being much faster, reliable and secure compared to Npm. But does it really …
Category: Posts
Functional Object Composition and MVCGluing together encapsulation and functional programming
by I just read a great blog post on the internet about MVC not being object-oriented, and I could not agree more — after all, we …
Crystal by NumbersBenchmarking Kemal, Ruby on Rails, and Sinatra
by TL;DR Kemal delivers 8.3x more requests than Rails and 1.5x than Sinatra, using only 15MiB (against 110MiB in Rails and 47MiB in Sinatra) and 56% …
NodeJS and Good PracticesSeparation of concerns doesn’t need to be boring
by Softwares are subject to change all the time, and one aspect that contributes to defining the quality of a code is precisely how easy it …
Parallel Tests with AVA
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 …
How to Test Shared Behavior in ElixirImplementing functionality similar to RSpec’s shared examples
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
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 …