General Configuring Amazon's Route 53 DNS for your Heroku app AWS Route 53 is a highly available and scalable DNS service. Follow this tutorial from

   
heroku-weekly

General

Configuring Amazon's Route 53 DNS for your Heroku app

AWS Route 53 is a highly available and scalable DNS service. Follow this tutorial from Dustin Hoffman to configure Route 53 to serve as the DNS for your app on Heroku.

dinosaur

Understanding Heroku dynos

A dyno is a lightweight, virtualized, container running a single user-specified command. Dynos are the basic unit of composition for running your application on Heroku and are an important concept. For an additional perspective see Randall Degges' in-depth look at a Heroku dyno.

Quickly check the health of your app from the CLI

Install the heroku-healthcheck plugin to quickly check the status of your app.

$ heroku plugins:install https://github.com/neilmiddleton/heroku-healthcheck.git

This CLI plugin by Neil Middleton confirms the status of your running processes, any custom domains and recent log output to determine if your app is healthy.

Development

Over 40 hours of Rails and Heroku college-level curriculum available for free

Heroku Ruby evangelist Richard Schneeman has released over 40 hours of his University of Texas Database Management with Rails course material online. It's a great collection of videos and resources for anybody looking to learn Rails and deployment with Heroku.

rubygems

Run your own RubyGem server on Heroku

With the recent security incident involving potentially compromised gems on RubyGems.org you may be wondering what other gem-hosting options are available. Mitchell Hashimoto, the creator of Vagrant, released this buildpack which lets you host your own gems on Heroku. While such security incidents are rare, this is also a great approach to running your own gem-server instead of using git submodules to resolve private dependencies.

JSON serialization performance in Rails vs. Postgres

New in Postgres 9.2 is a native JSON datatype and the ability to transform row and array data to JSON. WIth Heroku Postgres' support for PG 9.2, this holds interesting opportunities for API-centric apps on Heroku to return JSON directly from the database. Here, Jack Christensen from Hashrocket dives into the performance considerations for JSON serialization in Rails vs. Postgres.

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Classics

12factor-preso

Twelve-Factor app presentation

Here are the slides for Craig Kerstiens's talk at CloudEast 2012 about the Twelve-Factor style of application development.

On distributed systems

Engineer Pedro Belo talks about lessons learned building distributed systems at Heroku at RubyConf Argentina 2011.

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