Hacker News on 5 May 2018

• “Manager READMEs” from some tech companies
• The United States of Japan
• Hello Qt for Python
• Our Approach to Employee Security Training
• A mistake about manufacturing costing Americans millions of jobs
• AstroNavigation – A free course
• The Erlang Runtime System
• Google, please fix Android's slow, bloated share UI
• Are interruptions worse for programmers than for other knowledge workers?
• Prevalence of vitamin D deficiency in adults admitted to psychiatric hospital