HirotoYoshidome Engineering Notes
- Basic AWS Architecture Notes
Quick explanations of the AWS services in a simple web/batch/FTP architecture.
- Ops Command Cheatsheet
Linux, shell, Apache, DNS, MySQL, and cron commands I often need when working on infrastructure.
- Why I Switched from Windows 10 to Ubuntu
Notes on replacing my home Windows machine with Ubuntu and the steps I followed.
- Six Months in Infrastructure
Reflections from moving from application work to an infra team and the fundamentals I focused on.
- TLS Basics
Why services drop TLS 1.0/1.1, how to test connections, and tips for enforcing newer versions.
- Why We Review Pull Requests
Thoughts on the purpose, scope, and size of pull requests and reviews.
- The Three Grades of HTTPS
Explaining DV, OV, and EV SSL certificates and when to use each.
- Trying Out Laravel
Setup notes from building and launching a tiny Laravel app on Windows.
- Mocks and Stubs with Rails' MiniTest
How to use MiniTest::Mock and stubs when writing Rails unit tests.
- What I Learned from Running Rundeck
My notes on Rundeck's architecture, pros/cons, and real-world troubleshooting tips.