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Rafael Nunes
Rafael Nunes

211 Followers

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Sep 27, 2021

Improving Time To First Byte and Web Vitals

In this post we will cover quite a few different concepts I recently explored that influence the page speed, how they relate to Core Web Vitals and how to improve them! Let’s start by agreeing on some terminologies and concepts that will be often referred on this post! Time To…

Web Development

8 min read

Improving Time To First Byte and Web Vitals
Improving Time To First Byte and Web Vitals
Web Development

8 min read


Sep 19, 2021

How to store raw values with Rails.cache

I was using the Rails cache and Redis and I quickly overflew the memory storage so I went on a small quest to better understand the Rails cache implementation. I thought it worths writing a bit about it. TLDR; use your cache client directly or pass the raw option as…

Ruby On Rails

5 min read

How to store raw values with Rails.cache
How to store raw values with Rails.cache
Ruby On Rails

5 min read


Sep 12, 2021

N+1 & Eager loading & Beyond

Hey all, this is a cross post from the original post on my website. Although I am not sure if I should keep cross-posting here it is one more. The N+1 problem is one of the most common issues when our applications grow. That is frequently associated with ORMs because…

Performance

4 min read

Performance

4 min read


Sep 4, 2021

🔙 Reflections of five years doing Hacktoberfest

Hey all, this is a cross post from the original post on my website. I just realized my Medium is way behind the website, and although I am not sure if I should keep cross-posting I think I will do it at least for the few next posts. The event…

Hacktoberfest

5 min read

🔙 Reflections of five years doing Hacktoberfest
🔙 Reflections of five years doing Hacktoberfest
Hacktoberfest

5 min read


Nov 26, 2020

Circuitbox: How to Circuit Breaker in Ruby

A few years ago, I made a post called Hystrix: from creating resilient applications to monitoring metrics where I talked about avoiding catastrophes with circuit breakers in Java and monitoring our applications using Prometheus and Grafana. This post focused on using Circuitbox, a Ruby gem for creating circuit breakers. If…

Circuit Breaker

8 min read

Circuitbox: How to Circuit Breaker in Ruby
Circuitbox: How to Circuit Breaker in Ruby
Circuit Breaker

8 min read


Nov 3, 2020

How I avoid the side project frustration

I just don’t do them anymore. Okay, seriously now… How many repositories of unfinished side projects do you have? I have a lot of them. There is no secret sauce in this post, but I realised that some methods that I already know could push me to be more productive…

Productivity

6 min read

How I avoid the side project frustration
How I avoid the side project frustration
Productivity

6 min read


Jul 5, 2020

Loading a directory as a tree structure in Node

Hey you all 👋! This article is the first follow up on JSCity series. If you haven't read it yet, feel free to check it out in the post bellow. JSCity visualizing JavaScript code This is the very first article that talks about the idea, motivation and the mvp of JSCity. I learned a lot while doing…peaonunes.com In this post we will explore: Loading directories using node APIs. Building a tree structure that represents the directories loaded.

Nodejs

6 min read

Loading a directory as a tree structure in Node
Loading a directory as a tree structure in Node
Nodejs

6 min read


Jun 13, 2020

JSCity visualizing JavaScript code

Hey everyone 👋 it's been a long time since I do not post here! The main reason why that's the case is because I've been posting more on my dev.to account and making my personal blog on peaonunes.com. I do not know if I'll keep posting in this platform so…

JavaScript

6 min read

JSCity visualizing JavaScript code
JSCity visualizing JavaScript code
JavaScript

6 min read


Published in Open GraphQL

·Oct 12, 2018

Feature Flag approach for React using Apollo Client 🚀

Feature flag (or feature toggle, feature switch…) comes with different shapes and implementations, however is a well known and powerful technique for allowing teams to modify system behaviour without changing code. The idea behind is: enable or disable features during execution time without any deploy. There are hundreds of implementations…

GraphQL

4 min read

Feature Flag approach for React using Apollo Client 🚀
Feature Flag approach for React using Apollo Client 🚀
GraphQL

4 min read


Published in Open GraphQL

·Aug 9, 2018

Apollo Multiple Clients with React?

updated at: 06/08/2019 This quick post explains how to use different Apollo clients in the same React application, but in the end, discuss other approaches when working on multiple GraphQL APIs. This is not intended to question the GraphQL philosophy by any means 😝! I wrote this because I found…

GraphQL

5 min read

Apollo Multiple Clients with React?
Apollo Multiple Clients with React?
GraphQL

5 min read

Rafael Nunes

Rafael Nunes

211 Followers

Software Engineer @ Airtasker | casual blog post writer & open sourcerer https://peaonunes.com

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