Hacker News on 24 December 2019

• My Business Card Runs Linux
• Minimalism – An undervalued development skill
• Show HN: Gameslab, a FPGA powered handheld game console
• Category Theory for Programmers (2014) [pdf]
• Darktable 3.0
• An IT migration corrupted 1.3B customer records
• Ask HN: What do top engineers you know do that others don't?
• French cities trying to ban public adverts
• A Twitter app bug was used to match 17M phone numbers to user accounts
• LaTeX, Instantly: Extract LaTeX from PDFs or Handwritten Notes