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Rubber and Amazon EC2
Deploying to Amazon EC2 allows you to scale an application quickly. Learn how to use Rubber to deploy to the cloud with just a few commands and monitor the cluster with various web tools.
(17 minutes)
Nested Resources
In this episode I show how to nest resources through routing and go into some new additions in Rails 2.2.
(10 minutes)
Exporting CSV and Excel
As you will see it is easy to add a CSV export option to Rails. Here I also show how to export for Excel in a variety of formats.
(6 minutes)
Turbolinks
Turbolinks can make your Rails app feel faster by using JavaScript to replace the page content when clicking a link. It will be default in new Rails 4.0 applications, but here I show how to use it in Rails 3 and mention some of the gotchas.
(7 minutes)
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)
DataTables
DataTables makes it easy to convert a plain HTML table into one with pagination, sorting, and searching - all done with JavaScript and jQuery. Here I show how to set this up and use a Rails application as the data source.
(9 minutes)
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)
Getting Started with Rails
Learning Ruby on Rails can be overwhelming, especially if you are new to programming. Here I will take you on a tour through various resources to help get started with Rails.
(7 minutes)
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)
Active Record Reputation System
If you need to calculate an average user's rating or sum up a number of votes, consider using the activerecord-reputation-system gem. Here I will cover the basics and also briefly present a from-scratch solution.
(10 minutes)