Nam Vo Website
I developed this website to
share my knowledge and satisfy my coding passion
LATEST BLOG
PWA and Service Worker: Making Your Web App Feel Native
You might have seen browsers allow you to install a website like an app. Building a native application takes significant effort, and not many common applications support it. Google Calendar and Gemini are examples. To use them like a native app, I ju...
2026-04-25 17:28:32 +0700
· 3 mins read
Software Engineer
Software Engineer
Frontend
Frontend
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
Top blogs
Explore the most popular blog posts. View all
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
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
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
Popular apps
Discover the ultimate collection of free tools, conveniently accessible in one place. View all
Image Tools
Transform your images effortlessly, all within your browser. No uploads, no tracking—just pure, private image editing.
Try it now!
Link Shortener
Now you can shorten your link with a custom path. Say goodbye to complex shortened link characters and enjoy the convenience.
All for free!
QR Code Generator
Simply input your link, and instantly create a QR Code that directly leads to your website, no redirects or tracking involved.
Custom sizes are supported for use in your design.
What is my IP Address?
Check your IP address and find your IP location including city, region, country and postal code
Check it now!
