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Guest User Record
Episode #393Nov 21, 2012101 comments

Guest User Record

Instead of presenting a sign up form to the user, consider creating a temporary guest record so the user can try out the application without filling in their information up front. They can then become a permanent member afterwards. (9 minutes)
Tagging
Episode #382Sep 22, 2012125 comments

Tagging

There are several gems to help implement tags in a Rails app. Here I show you how to integrate acts-as-taggable-on and then show how to do it from scratch. (11 minutes)
Cache Digests
Episode #387Oct 20, 201291 comments

Cache Digests

The cache_digests gem (also included in Rails 4) will automatically add a digest to the fragment cache key based on the template. If a template changes the cache will auto-expire. But watch out for the gotchas! (7 minutes)
Ransack
Episode #370Aug 03, 201293 comments

Ransack

Ransack allows you to easily build complex search forms. It also helps in adding sortable links and building a dynamic advanced search page. (10 minutes)
MiniProfiler
Episode #368Jul 24, 2012107 comments

MiniProfiler

MiniProfiler allows you to see the speed of a request conveniently on the page. It also shows the SQL queries performed and allows you to profile a specific block of code. (9 minutes)
Globalize3
Episode #338Apr 04, 201267 comments

Globalize3

Rails has great internationalization (I18n) support making it easy to translate static text into other languages, but how do we translate database content? Learn how using Globalize 3 in this episode. (5 minutes)
ElasticSearch Part 1
Episode #306Dec 12, 201164 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)
Markdown with Redcarpet
Episode #272Jun 27, 201186 comments

Markdown with Redcarpet

Redcarpet is an easy-to-use gem which interprets Markdown. Here I show how to customize it and add syntax highlighting through Pygments and Albino. (6 minutes)
Subdomains in Rails 3
Episode #221Jul 05, 201083 comments

Subdomains in Rails 3

It is now possible to add subdomains to Rails 3 without the use of additional plugins. Learn how in this episode. (13 minutes)