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Codeminer42’s Engineering Blog

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Author: Edy Silva

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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 …

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, 2024January 8, 2026

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 …

Profiting with Elixir, Erlang and C Getting distributed systems to 'Rinha de Backend'

Profiting with Elixir, Erlang and C

Getting distributed systems to 'Rinha de Backend'

Edy Silvaby Edy SilvaMay 22, 2024May 22, 2024

On March 10th, the second edition of the "Rinha de Backend" ("Backend Fight"), a very fun hackathon, finished. I participated in this edition, and I …

Two’s Complement trick revealed

Two’s Complement trick revealed

Edy Silvaby Edy SilvaFebruary 8, 2024April 11, 2024

In my last post I made a promise. We talked about IEEE 754 Standard and some other things. One thing we talked about was Two’s …

Be cool. Don’t use float/double for storing monetary values A tour on how hardware deals with numbers and math

Be cool. Don’t use float/double for storing monetary values

A tour on how hardware deals with numbers and math

Edy Silvaby Edy SilvaJuly 12, 2023September 4, 2024

What you’re looking for You saw that joke telling that JavaScript doesn’t know math because of the expression below. 0.1 + 0.2 === 0.3 This …

Improve Your Workflow with Git Worktrees

Improve Your Workflow with Git Worktrees

Edy Silvaby Edy SilvaJanuary 17, 2023February 24, 2026

In our last post about git, we discussed the git-stash command. We thought of a situation where we get interrupted to work on more urgent …

Mastering Git workflow – Part 1/2 git-stash for when you get interrupted

Mastering Git workflow – Part 1/2

git-stash for when you get interrupted

Edy Silvaby Edy SilvaAugust 9, 2022May 26, 2023

Hi guys. In today’s post, will talk about git. At this point, you probably already know that all the usual commands (e.g git-add, git-checkout, git-commit) …

How to use dynamic Components in Vue Understanding dynamic and async components  by example

How to use dynamic Components in Vue

Understanding dynamic and async components by example

Edy Silvaby Edy SilvaMay 11, 2022July 4, 2023

Hi guys, in today’s post I want to share an interesting scenario about using dynamic components with you. Imagine this situation where you have a …

How to Easily Deploy Your Web App to Firebase Hosting

Getting to know Firebase Hosting

Edy Silvaby Edy SilvaMarch 9, 2022

There are different stages in application development. Some of these stages are nicer than others, and some are necessary, like deployment. The deployment stage might …

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