Hacker News on 28 March 2015

• Parents with annual family incomes below $125,000 will pay no tuition
• Clean Up Your Mess – A Guide to Visual Design for Everyone (2011)
• Exploit Exercises
• The FedEx Problem
• A standard for building APIs in JSON
• A fast, offline reverse geocoder in Python
• Notes from Facebook's Developer Infrastructure at Scale F8 Talk
• Monsanto Weedkiller Is ‘Probably Carcinogenic,’ WHO Says
• Monte Carlo Methods, Stochastic Optimization
• Free Art Books from the Metropolitan Museum of Art