Patrick McFadin gives an introduction to Cassandra and explains how the database can excel in distributed contexts to provide maximum uptime and stability.
Josh Dzielak, the VP of Engineering at Keen IO, shows how the term “full stack developer” is expanding to include a knowledge of distributed systems. Note: The video includes only slides and ambient room audio. Slides of the full presentation can be found here.
Josiah Carlson presents a number of detailed examples of how to build on the strengths of Postgres while using Redis.
BJ Orvis provides an overview of web security and focuses in particular on Rails, presenting some common vulnerabilities as well as their corresponding solutions.
Conrad Irwin lays out common debugging strategies and discusses how to debug Ruby code more effectively.