Hacker News on 30 June 2017

• Silicon Valley Women, in Cultural Shift, Frankly Describe Sexual Harassment
• “Which word begins with “y” and looks like an axe in this picture?”
• Scott's Cheap Flights: Growing a small side project into a booming business
• Why We Chose Typescript
• Effectively Using Matplotlib
• I ask 100 information questions to four digital assistants
• Exactly-once Semantics: How Kafka Does it
• McClure steps back at 500Startups after internal sexual misconduct investigation
• In the summer of 1962, the U.S. blew up a hydrogen bomb in outer space
• How do you cut a monolith in half?