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13:24
How to use Fixtures to create sample test data
#312 · Pro

You can use Fixtures in Rails to create sample database records for your tests to run against. They're easy to setup and extremely quick.
15 1
13:02
Test Driven Development Basics
#311 · Pro

Test Driven Development, or TDD, is a pretty simple process that allows you to write your code in conjunction with tests to ensure a high level of confidence and code coverage.
25 4
9:44
How to Test Validations in Rails
#310 ·

Learn how to write tests for validations on ActiveRecord objects in Ruby on Rails
26 2
14:25
How to use Multiple Databases in Rails 6.0
#309 ·

With Rails 6.0, you can now define multiple primary and replica databases, define separate migrations for each primary database, and configure each model to read and write from different databases.
13 1
10:17
Handle Race Conditions with Pessimistic Locking
#308 · Pro

Race conditions can cause problems with data integrity. We can prevent these issues with Pessimistic Locking in ActiveRecord which uses database row-level locking.
8 0
10:54
Preventing Conflicts with Optimistic Locking
#307 · Pro

When things (users, jobs, etc) attempt to update the same record at the same time, we can often lose changes. Optimistic locking uses a lock version number to warn you about updating stale objects so you can handle that safely.
15 1
15:35
How to use AMP with Ruby on Rails
#306 · Pro

Learn how to add support for Accelerated Mobile Pages (AMP) from Google to Ruby on Rails in this tutorial
12 0
8:19
Ruby's Array() and Array.wrap
#305 ·

Learn how to remove conditionals and make your code simpler and more reliable using Ruby and ActiveSupport's Array wrap methods
23 1
17:00
How to use Twilio Markup Language (TwiML) in Rails
#304 · Pro

Reply to inbound SMS and phone calls using TwiML to create XML responses to Twilio conversations

4 1
17:07
Inbound SMS in Rails with Twilio
#303 · Pro

Receiving inbound SMS in Rails with Twilio is very similar to handling inbound emails with Action Mailbox
12 0
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