Sep 27, 2021Improving Time To First Byte and Web VitalsIn 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 Development8 min readWeb Development8 min read
Sep 19, 2021How to store raw values with Rails.cacheI 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 Rails5 min readRuby On Rails5 min read
Sep 12, 2021N+1 & Eager loading & BeyondHey 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…Performance4 min readPerformance4 min read
Sep 4, 2021🔙 Reflections of five years doing HacktoberfestHey 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…Hacktoberfest5 min readHacktoberfest5 min read
Nov 26, 2020Circuitbox: How to Circuit Breaker in RubyA 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 Breaker8 min readCircuit Breaker8 min read
Nov 3, 2020How I avoid the side project frustrationI 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…Productivity6 min readProductivity6 min read
Jul 5, 2020Loading a directory as a tree structure in NodeHey 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.Nodejs6 min readNodejs6 min read
Jun 13, 2020JSCity visualizing JavaScript codeHey 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…JavaScript6 min readJavaScript6 min read
Published in Open GraphQL·Oct 12, 2018Feature 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…GraphQL4 min readGraphQL4 min read
Published in Open GraphQL·Aug 9, 2018Apollo 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…GraphQL5 min readGraphQL5 min read
