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Nam Vo Website
I developed this website to
share my knowledge and satisfy my coding passion
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Moments Captured
Recent moments
Capturing the beauty of everyday life through my lens.
Tainan - Taiwan
Cloud Forest - Singapore
Singapore - Fort Canning Park
Vung Ro - Phu Yen
Alishan - Taiwan
Dong Van - Ha Giang
Reading room
Insightful articles, tutorials, and my coding journey.
LATEST BLOGS
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...
2026-10-26 21:46:17 +0700
· 5 mins read
Software Engineer
Software Engineer
Ruby on Rails
Ruby on Rails
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...
2026-10-14 20:29:07 +0700
· 6 mins read
Ruby on Rails
Ruby on Rails
How to customize YJIT in the Rails app
In this post, we'll dive into what YJIT is, how to enable it in your Rails app, and how to monitor and configure it for optimal performance.What is YJIT?YJIT is a lightweight Just-In-Time (JIT) compiler introduced in Ruby to speed up method execution...
Software Engineer
Software Engineer
Ruby on Rails
Ruby on Rails
2025-02-01 17:28:04 +0700
·
3 mins read
Common Mistakes When Using Sidekiq
Sidekiq is a popular background job processing library for Ruby that allows you to offload time-consuming tasks from your main application thread. While Sidekiq can significantly improve the performance and responsiveness of your application, it's es...
Ruby on Rails
Ruby on Rails
2024-08-27 21:25:30 +0700
·
3 mins read
Rails 7.2+: How to show all model attributes in Rails Console
With the release of Rails 7.2, a new change was introduced to the way ActiveRecord models are inspected in the Rails console. Prior to this version, calling inspect on an ActiveRecord model instance would display all the model's attributes by default...
Ruby on Rails
Ruby on Rails
2025-04-22 11:12:40 +0700
·
2 mins read
Custom Fullscreen Button: A Cross-Browser Solution
Fullscreen functionality is a common requirement in web development, especially with media elements like custom video player. In this blog post, I'll share my experience working with fullscreen APITL;DRNote: On iOS browsers, the element must be a vid...
Frontend
Frontend
2024-07-10 21:59:43 +0700
·
2 mins read
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