Nam Vo Website
I developed this website to
share my knowledge and satisfy my coding passion
LATEST BLOG
CORS and CSRF: How Attackers Exploit the Gaps
I used to think CORS was a security feature. It is, partially. But the more I understood it, the more I realized how narrow its protection actually is. This post walks through how CORS works under the hood, where it breaks down, what CSRF is, and how...
2026-04-04 18:08:15 +0700
· 5 mins read
Software Engineer
Software Engineer
Optimizing Bulk Create Operations in Rails
Recently, my team ran into performance issues while handling bulk CUD (Create, Update, Delete) operations in a Rails application.Active Record provides validations and callbacks, which are excellent tools for maintaining data consistency. Rails contr...
2026-01-03 19:48:24 +0700
· 4 mins read
Software Engineer
Software Engineer
Ruby on Rails
Ruby on Rails
Top blogs
Explore the most popular blog posts. View all
How to restore scroll position in React Router 6
When developing a Single Page Application (SPA) with React and React Router V6, I encountered a scroll restoration issue. When I go to the new page, the scroll position persists instead of being on the topReact Router V6 offers a ScrollRestoration co...
Frontend
Frontend
2024-09-22 18:28:45 +0700
· 2 mins read
How Google achieves seamless SSO across multiple domains like Gmail and Youtube?
Have you ever wondered how logging into Gmail can automatically sign you into YouTube, Google Drive, and all other Google services? This behind-the-scenes technique is called Single Sign-On (SSO). In this blog, I will show you some techniques that Go...
Software Engineer
Software Engineer
2024-10-13 18:14:25 +0700
· 2 mins read
How to Manage and Renew SSL Certificates Using Docker Compose
Securing your website with SSL certificates is essential to protect data transmitted between the server and client. Managing and renewing SSL certificates can be a cumbersome task, but Docker simplifies this process. In this blog post, we will demons...
Docker
Docker
Software Engineer
Software Engineer
2024-08-15 21:06:08 +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
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