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Private Pub
Episode #316Jan 16, 201289 comments

Private Pub

Private Pub makes it easier than ever to publish and subscribe to real-time events in a Rails app. You can use publish_to with a block of JavaScript or supply a hash for use with JSON. (7 minutes)
Rollout and Degrade
Episode #315Jan 09, 201214 comments

Rollout and Degrade

Learn how to use the Rollout gem to deploy a feature to a select group of users and the Degrade gem to automatically disable it upon failure. Also included is a way of doing this from scratch. (13 minutes)
Pretty URLs with FriendlyId
Episode #314Jan 09, 201259 comments

Pretty URLs with FriendlyId

If you are tired of model ids in the URL, overriding to_param can only get you so far. The friendly_id plugin can help by making it easy to generate a URL slug and maintain a history. (7 minutes)
Delayed Job (revised)
Episode #171Jan 07, 201227 comments

Delayed Job (revised)

Long requests should be moved into a background process, and Delayed Job is one of the easiest ways to do this because it works with an Active Record database. (8 minutes)
Cron in Ruby (revised)
Episode #164Dec 29, 201112 comments

Cron in Ruby (revised)

Cron is a common solution for recurring jobs, but it has a confusing syntax. In this episode I show you how to use Whenever to create cron jobs using Ruby. Some alternative scheduling solutions are also mentioned. (6 minutes)
ElasticSearch Part 2
Episode #307Dec 12, 201137 comments

ElasticSearch Part 2

This final part on ElasticSearch and Tire will show how to make more complex search queries, customize the indexing, and add facets. (16 minutes)
ElasticSearch Part 1
Episode #306Dec 12, 201135 comments

ElasticSearch Part 1

Add full text searching using ElasticSearch and Tire. Here I will show the steps involved in adding this search to an existing application. This is the first part in a two part series. (9 minutes)
Thinking Sphinx (revised)
Episode #120Dec 09, 201113 comments

Thinking Sphinx (revised)

Sphinx is a full-text search engine for use with MySQL or PostgreSQL. Learn how to add Thinking Sphinx by defining an index on your model and searching with various options. (10 minutes)
OmniAuth Identity
Episode #304Dec 05, 201155 comments

OmniAuth Identity

With the release of OmniAuth 1.0 there is a new Identity strategy which allows users to register/login with a password if they don't want to use an external provider. (11 minutes)
Cropping Images (revised)
Episode #182Dec 02, 201141 comments

Cropping Images (revised)

Allow users to interactively crop uploaded images using Jcrop and Carrierwave. Includes a live preview that shows the resulting image. (11 minutes)