Golden clouds above a quiet line of power poles

NAMVO WEBSITE

Ideas, code, and
everyday moments.

Practical code, useful ideas, and lessons I’m learning.
Notes from the journey in this life

0
Total Articles
0
Article Views
0
Photo Captured

Recent moments

Capturing the beauty of everyday life through my lens.

Turtle Tower - Ha Noi

Turtle Tower - Ha Noi

Garlic Fields - Ly Son Island

Garlic Fields - Ly Son Island

Glowing Cloud

Glowing Cloud

Violet flowers in my university

Violet flowers in my university

The boy and his dog

The boy and his dog

Tay Ninh Holy See

Tay Ninh Holy See

Independence Palace

Independence Palace

Fairy

Fairy

Reading room

Insightful articles, tutorials, and my coding journey.

LATEST BLOGS
blog cover

From Heroku to Kamal: Taking Control of My Rails Deployment

I used to deploy my Rails application to Heroku. It was convenient: push the code, wait for the build, and let the platform handle the infrastructure. But eventually, I wanted more control over my server and a more cost-effective way to host my perso
published 2026-10-26 21:46:17 +0700 · 5 mins read
Software Engineer
Software Engineer
Ruby on Rails
Ruby on Rails
blog cover

Include, Extend, Prepend in Rails: Understanding Ruby Modules

When I first started working with Rails, I saw include everywhere. Models included modules, controllers included concerns, and some classes used extend or prepend. At first, the differences seemed simple:include adds instance methods.extend adds clas
published 2026-10-14 20:29:07 +0700 · 6 mins read
Ruby on Rails
Ruby on Rails