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Category: Posts

Welcome to the worst form ever! How Cognitive Biases Can Ruin or Improve User Experience

Welcome to the worst form ever!

How Cognitive Biases Can Ruin or Improve User Experience

Luiza Carvalhoby Luiza CarvalhoNovember 5, 2024

Welcome to the worst form ever! I am sure you have seen some bad forms around the internet. Sometimes the inputs are disabled at the …

A Day In The Life of a Ruby Enumerator Let's see what is under the hoods

A Day In The Life of a Ruby Enumerator

Let's see what is under the hoods

Edy Silvaby Edy SilvaOctober 29, 2024October 29, 2024

I spent some time trying to elaborate a good introduction for this post. I wanted to start with a great quote or something like that …

A Noob’s Neovim Journey: Pt. 1 “But Why?” Beginner's Guide to Neovim: Understanding the Basics and Why I'm doing this

A Noob’s Neovim Journey: Pt. 1 “But Why?”

Beginner's Guide to Neovim: Understanding the Basics and Why I'm doing this

João Pedro Marquesby João Pedro MarquesOctober 23, 2024August 11, 2025

Introduction If you’re a programmer, you’ve probably heard of Vim, either from your colleagues who type frantically on their niche mechanical keyboards at the office …

Rails 8.0 is out Rails 8.0.0.beta1 brings simplicity with killer features such as a new authentication system and reduced dependency overhead.

Rails 8.0 is out

Rails 8.0.0.beta1 brings simplicity with killer features such as a new authentication system and reduced dependency overhead.

Edy Silvaby Edy SilvaSeptember 27, 2024

Rails 8.0 has arrived, bringing along many exciting new features that aim to simplify and empower the Rails development workflow. Authentication “The medicine you don’t …

Ruby Enumerators: A Point of View You’ve Never Had When and how to use custom Enumerators

Ruby Enumerators: A Point of View You’ve Never Had

When and how to use custom Enumerators

Edy Silvaby Edy SilvaSeptember 4, 2024September 4, 2024

The 80-20 rule is empirically observed in many human phenomena and activities and it is no different in programming. By understanding a portion of the …

Getting started with Lua It's not rocket science

Getting started with Lua

It's not rocket science

João Victor Voglerby João Victor VoglerAugust 28, 2024

Just like the Moon is constantly influencing planet Earth’s ocean tides, it is likely that, at some point, Lua influenced your navigation over the internet. …

Git Reflogs: A Guide to Rescuing Your Lost Work

Git Reflogs: A Guide to Rescuing Your Lost Work

Daniel Brasilby Daniel BrasilAugust 20, 2024

Introduction Have you ever experienced one of those heart-stopping moments when something goes horribly wrong with your Git history? Maybe you accidentally deleted a branch, …

The Day Github Almost CrowdStriked Us All (Again)

The Day Github Almost CrowdStriked Us All (Again)

João Victor Voglerby João Victor VoglerAugust 15, 2024

In the world of tech startups, everyone aspires to become the next unicorn. Okay, maybe not this kind of unicorn: If you have no idea …

CodeTips#11: useEffect the right way Why useEffect is necessary and why we should avoid it when it comes to data fetching

CodeTips#11: useEffect the right way

Why useEffect is necessary and why we should avoid it when it comes to data fetching

Marcio Flavioby Marcio FlavioAugust 13, 2024September 4, 2024

Recently, I’ve been delving into the basics of front-end development with React, one observation I’ve made is that many people in the front-end world usually …

Understanding complex Rails projects – Ruby on rails stack trace made easy

Understanding complex Rails projects – Ruby on rails stack trace made easy

Carlos Pohlodby Carlos PohlodAugust 7, 2024August 8, 2024

The challenge of understanding complex systems Imagine a scenario where a project is so large and its features so complex that tracking and understanding the …

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