Hacker News on 23 December 2017

• How I went from programming to consulting (2012)
• Tiananmen Square 1989 death toll was at least 10,000 according to UK documents
• Academic success is either a crapshoot or a scam
• Blackbird: Bitcoin arbitrage
• Ten years in, nobody has come up with a use for blockchain
• NumPy Tricks and Pitfalls
• Algorithmic Solution to My Insomnia
• Ask HN: Has working remotely harmed your career growth?
• Keras Tutorial – Traffic Sign Recognition
• In Final Holiday Push, UPS Grabs Its Accountants to Deliver Packages