Hacker News on 26 October 2019

• An Illustrated Guide to Useful Command Line Tools
• Facebook crawls links in PDFs you send in Messenger
• One Page Dungeon Generator
• Hitman hires hitman who hires hitman who hires hitman who hires hitman
• Tesla’s new Solar Roof costs less than a new roof plus solar panels
• Bruno Simon – 3D Curriculum
• Tor Browser 9.0
• PostgreSQL example of self-contained stored procedures
• Containers in 2019: They're Calling It a Hypervisor Comeback
• Patents are about sharing information – don't shroud them in secrecy