spinlock_ Karma 60 Created 5 years ago Recent Submissions 1. ▲ What are abstractions in software engineering (thevaluable.dev) 4 points · 2 years ago · 2 comments 2. ▲ The Unix Operating System (1982) [video] (youtube.com) 2 points · 2 years ago · 0 comments All submissions on HN · View profile on HN