![Ruby5 show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/035/068/small/ruby5.png)
Summary: Today's red-hot episode wraps up with Flame Graphs but before you can learn about that, you must endure stories about PostgreSQL vulnerabilities, Rails insecurities (yawn), cache busting, backend frameworks for iOS, and a sweet new Vim plugin.