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Publishing a Gem
Episode #303Nov 28, 201130 comments

Publishing a Gem

In this second part on making a gem, you will learn how to publish a gem by releasing it to rubygems.org, testing it through Travis CI, documenting it on RubyDoc.info, and advertising it on various sites. (11 minutes)
New Gem with Bundler
Episode #245Dec 20, 201037 comments

New Gem with Bundler

Creating new gems is easy with the `bundle gem` command. In this episode I will walk you through how this works. (7 minutes)
Deploying to a VPS
Episode #335Mar 21, 2012389 comments

Deploying to a VPS

Deploying a Rails application can be overwhelming because there are so many different options. Here I present a pattern for deploying a Rails app to a VPS using nginx, Unicorn, PostgreSQL, rbenv and more. (18 minutes)
Fast Tests
Episode #413Apr 10, 2013200 comments

Fast Tests

A slow test suite can put a damper on test-driven development. In this episode I show a variety of ways to optimize specs including: selective testing, preloading Rails, and testing outside of Rails. (17 minutes)
Migrating to PostgreSQL
Episode #342Apr 17, 2012137 comments

Migrating to PostgreSQL

Postgres is a feature-packed relational database that every Rails developer should consider using. Here you will learn how to install it, add it to a new application, and transition from an existing SQLite app using the "taps" gem. (8 minutes)
Bundler (revised)
Episode #201Mar 16, 201258 comments

Bundler (revised)

Bundler makes it easy to manage Ruby Gem dependencies. Learn how to use it in a Rails application, see what's new in Bundler 1.1, convenient ways to run bundle exec, and how to fix gem compilation issues. (9 minutes)
Fast Rails Commands
Episode #412Apr 04, 2013179 comments

Fast Rails Commands

Rails commands, such as generators, migrations, and tests, have a tendency to be slow because they need to load the Rails app each time. Here I show three tools to make this faster: Zeus, Spring, and Commands. (8 minutes)
Hstore
Episode #345Apr 24, 201299 comments

Hstore

With hstore you can add schema-less data to PostgreSQL. This allows you to store model attributes without creating separate database columns. Watch how to do this using the activerecord-postgres-hstore gem. (10 minutes)
Console Tricks (revised)
Episode #48Jun 09, 201271 comments

Console Tricks (revised)

Here you will learn how to get the most out of the Rails console. I will also demonstrate several utility gems and how to use them without adding them to the Gemfile. (9 minutes)
Brakeman
Episode #358Jun 15, 201270 comments

Brakeman

The Brakeman gem will scan the Ruby code of a Rails application and alert you to common security vulnerabilities. (8 minutes)