Hacker News on 17 April 2015

• The Fuck – Correct your previous console command
• RethinkDB 2.0 is amazing
• x*sin(y)
• Ask HN: What are the most uplifting comments you've read on HN?
• Ask HN: When do you know your startup has failed?
• WikiLeaks publishes 30,000 leaked Sony documents
• Chord progressions of 25,000 songs
• PEP 492 – Coroutines with async and await syntax
• A QUIC update on Google’s experimental transport
• Why and How I Wrote My Academic Book in Plain Text