Nam Vo Website
I developed this website to
share my knowledge and satisfy my coding passion
LATEST BLOG
Reducing ActiveRecord Queries to Speed Up Your Requests
In Rails, ActiveRecord is one of the things that makes the framework so enjoyable to use. It reads almost like natural language and lets you write database logic in a clean, Ruby-style way.But every line of Active Record still turns into real SQL beh...
2025-10-06 09:52:56 +0700
· 2 mins read
Software Engineer
Software Engineer
Ruby on Rails
Ruby on Rails
Choose the Correct HTTP Status Codes for CRUD APIs
When building REST APIs, many people default to returning 200 OK for everything. But HTTP provides a rich set of status codes that communicate exactly what happened. Using them correctly makes your API more predictable, debuggable, and self-documenti...
2025-09-30 16:25:30 +0700
· 2 mins read
Software Engineer
Software Engineer
Top blogs
Explore the most popular blog posts. View all
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 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
Interpreted vs Compiled Programming Languages
Programming languages serve as powerful tools for developers to create software applications and bring their ideas to life. Behind the scenes, these languages are executed by either compiling or interpreting processes. In this blog, we will explore t...
Software Engineer
Software Engineer
2024-07-10 17:07:38 +0700
· 4 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!