Blog
2026
June
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My Fish Shell Setup
Notes on how I have fish shell set up on macOS. Fish is the shell I land in every time I open Alacritty, so I spend a lot of time
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My Alacritty Setup
Quick rundown of how I have Alacritty configured on macOS. The whole file is around 30 lines of TOML and lives at
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Automating My Busywork With Scheduled AI Agents
For a while my week had three leaks I could never quite plug. Too many Slack channels to keep up with, a review queue that grew faster than I could drain it,...
May
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tmux Cheatsheet
Personal cheatsheet for my tmux setup. Prefix is Ctrl-b
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Neovim Cheatsheet
Personal cheatsheet for my Neovim setup. Leader key is <Space
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Clean HTTPS URLs for Your Home Server Services
Running self-hosted services at home is great until you have to remember that Sonarr is on port 8989, Radarr is on 7878, Prowlarr is on 9696, and so on. Typing...
March
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Privacidade: O preço da civilização?
Estou relendo o livro "Limites da Fundação" , de Isaac Asimov, e me deparei com alguns trechos interessantes que eu não lembrava desde a primeira vez que li,...
2025
July
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Open Source AI
I'm pretty sure you already heard or even use Open Source AI models. In fact, as of today, there are more than 1 million models hosted on HuggingFace. But...
June
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Running your local LLM on MacOS using Docker and Ollama
In this post, we will explore how to run a local Large Language Model (LLM) on MacOS using Docker and Ollama. This setup allows you to leverage the power of...
April
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Inspiration
This is not a technical post, but I want to share that here. I'm again attending RubyKaigi, which is held this year in Matsuyama, Ehime, Japan. I have been to...
January
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Changing GPG Password
Sometime ago I posted about GPG Key explaining how to generate, setup, backup and restore it. Now I would like to add something to it, recently I decided to...
2024
December
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Management (From a Software Engineer's POV)
This is an R-rated post. I am going to be very direct and honest, based on my personal experience and how I see things. It is not a general rule. If you do not...
April
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Controller Area Network (CAN)
Today I want to talk about something that has been part of my work for the past few years: the Controller Area Network, or CAN. You have probably heard the...
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Preventing package upgrade with Homebrew
These days at work a collegue came with a question about Homebrew. He had a package installed with Homebrew, and he didn't want it to be upgraded. He asked me...
2023
June
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Change MacOS machine name from command line
One of the first things I do when I get a new Mac is to change the machine name. I hate the default name that Apple gives to the machine, so I always change
2022
October
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macOS disable/enable DarkMode for specific Apps
I've been disappointed with macOS for quite some time. I'm still using Mac daily because I still need to deal with iOS and Mac development. I'll not go into...
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Alacritty, Fish, tmux, moving forward with my dev environment
I have been using the combination of ZSH + iTerm2 on my command line environment even before Apple adopted ZSH on macOS Catalina. My first experience with ZSH...
September
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Software development vocabulary in Japanese
I decided to put together a list of vocabulary of software development in Japanese, this is just a small list of things I know, and I’ll keep updating this...
July
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Binary Search, algorithms, Ruby
Binary Search with Sorted
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Back to the basics!
I'm going to start a series of posts about some basic computer science stuff, specially related to algorithms, data structure and possible visit some of the...
2021
May
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GPG Key, generate, setting up, backup and restore
GPG Key, generate, set up, backup, and
March
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AppleScript ref links
AppleScript ref
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Weekly Update 02/28~03/06 2021
BTC rises up more and more every day but a lot of alert around Blockchain and climate change, here few links I saw this week about the DarkSide of...
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Weekly Update 02/21~02/27 2021
Here a quick update from last week of February
February
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Weekly Update 02/14~02/20 2021
Links i've received from friends - http://boringtechnology.club Must Read - https://crawshaw.io/blog/one-process-programming-notes -...
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