Hacker News on 8 July 2017

• What Is Ethereum?
• Photos of Mosul 2017
• Minimal PDF
• Ask HN: Which sites you visit on a regular basis for knowledge and inspiration?
• API Security Checklist for developers
• Ask HN: How to prepare for an Engineering Manager interview?
• 100 days of algorithms
• Benchmarking TensorFlow on Cloud CPUs: Cheaper Deep Learning Than Cloud GPUs
• Judge rules Utah law banning undercover farm filming is unconstitutional
• Linux tracing systems and how they fit together