Posts
Crystal by Numbers
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% of CPU (against…
Posts
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NodeJS and Good Practices
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 is to be…
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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 give a try…
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How to Test Shared Behavior in Elixir
Create a new mix project if you want to follow along: $ mix new calculator $ cd calculator Suppose you have a Calculator module and a sum_list function:…
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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 and cache the…
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Refactoring Ruby: From Subclass to Registry
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 files over to…
