Introduction

Peter Arsenault Industries

Technical writer, technology, and tech

September 30, 2025

I have been writing Java Open Programming.  

April 29, 2024

How does my browser know that my computer is in dark mode? I explored SCSS, @media queries, User-Agent Client Hints, Hugo shortcodes, and responsive HTML in my most recent post.  

December 9, 2023

I eulogized the Touch Bar and wrote a tutorial about programming Photo Booth for Touch Bar.

Building macOS apps

Apple’s iconic hardware and software have had an immense influence on the world. Did you know that you can still make macOS apps using libraries developed in the ’90s?

Apple acquired a company called NeXT Software in 1997, and their engineering fingerprints are embedded in macOS to this day.

For more information, see the macOS posts.

Recent Posts