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MySQL Java Python Ruby Machine Learning Misc DevOps AngularJS Server Security PHP Customer Service Javascript PostgreSQL HTML/CSS Interview Big Data Aapche TCL TK Git Zend Ruby on Rails

• Convert JSON to CSV
• Sending Email with Zend using Gmail SMTP
• Clear the cache from the Rails asset pipeline
• What does the "map" method do in Ruby? How is it different from "each"?
• Read JSON data into a list