NPM@5 Arrived. But Is It as Fast as Yarn?
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Last Updated on July 4, 2023 Earlier this month, I posted about how yarn is much faster than npm, but today NPM itself posted on …
Should I Migrate to Yarn?
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Last Updated on July 4, 2023 Yarn is an alternative package manager for Node.js and Javascript. Acclaimed for being much faster, reliable and secure compared …
Functional Object Composition and MVC
Gluing together encapsulation and functional programming
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Last Updated on May 29, 2023 I just read a great blog post on the internet about MVC not being object-oriented, and I could not …
Crystal by Numbers
Benchmarking Kemal, Ruby on Rails, and Sinatra
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Last Updated on May 29, 2023 TL;DR Kemal delivers 8.3x more requests than Rails and 1.5x than Sinatra, using only 15MiB (against 110MiB in Rails …
NodeJS and Good Practices
Separation of concerns doesn’t need to be boring
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Last Updated on July 4, 2023 Softwares are subject to change all the time, and one aspect that contributes to defining the quality of a …
Parallel Tests with AVA
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Last Updated on July 4, 2023 There are a lot of test frameworks for JavaScript/Node.js and I’ve been working with Mocha, Jasmine and Lab for …
How to Test Shared Behavior in Elixir
Implementing functionality similar to RSpec’s shared examples
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Last Updated on May 29, 2023 Create a new mix project if you want to follow along: $ mix new calculator $ cd calculator Suppose …
Zero to Up and Running a Rails Project only using Docker
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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 Registry
From developing a solution to gradually improving it by listening to the pain
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Last Updated on May 29, 2023 My team was given a particularly laborious task: implement responsive images throughout a legacy Rails application. Back then, the …
Halving Response Times: Lessons Learned
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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 …
Codeminer42’s Engineering Blog
