Search Results for "how-to-hire-a-saas-software-developer-at-a-low-cost"

Lessons

How to Embed Images with Inline Email Attachments in rails

Apr 06, 2026 Pro

Embedding images in emails with Content IDs lets you avoid privacy protection for email tracking. We can do this with Action Mailer's inline attachments.

ActiveRecord in_order_of

Mar 23, 2026

Learn how to order records by a column with a set of values

Normalize All ActiveRecord Attributes

Feb 18, 2026

Learn how to normalize all ActiveRecord attributes with a quick peak at the Rails source code.

Removing Duplication Using with_options

Mar 09, 2026

Learn how to use Rails' with_options to DRY up duplicated options across method calls and associations, including how to nest them for shared defaults.

11m

Dynamic Partial Rendering

Feb 16, 2026

Learn how to dynamically render Rails partials using standard Rails behavior and model_name.plural when needed to clean up messy if/else conditionals in your views.

19m

valid with Context

Jan 19, 2026

Learn how to use validation contexts in Rails to conditionally validate models - like saving drafts without validation but requiring them when publishing.

19m

Rails 8.1 Structured Events

Oct 27, 2025 Pro

Rails 8.1 added a new event reporter class to allow for created structured events for use in your Rails apps. Let's see how to put one together.

Rails 8.1 Deprecated Associations

Oct 13, 2025 Pro

Active Record associations can now be marked as being deprecated in Rails 8.1 let's take a look at how to use this feature.

14m

How To Add Custom Renderers To Rails

Jul 28, 2025 Pro

Did you know you can add your own custom renderers to Rails? It's as easy as registering it with a name and providing a block for processing the options passed in.

How to use action_text-trix with Rails

Jun 04, 2025

Rails now ships the Trix editor as a separate gem (action_text-trix) instead of being included in ActionText. This allows for separate releases independently of Rails.

11m

Adding Turbo Frame Test Helpers

Jun 16, 2025 Pro

Learn how to write your own test helpers to build assertions. In this lesson, we're adding some test helpers to the turbo-rails gem to assert that turbo-frame tags in the response.

13m

Authentication Generator Test Helpers

Jun 09, 2025

The Rails Authentication generator is getting new test helpers. We'll take a look at how to use them with integration tests and how to extend them to work with system tests too.

11m

How to use Enumerable with Ruby Classes

Jun 02, 2025

Enumerable provides a suite of sorting, filtering, iterating functionality to any collection class in Ruby. It's easy to implement and use, so let's see how to use it.

13m

How to add Lazy Load Hooks to Rails Plugins

May 05, 2025

To provide clean integrations with Rails plugins, we can use lazy load hooks to add callbacks for when classes are loaded.

15m

Dynamic CSS For User Specific Styling

Apr 21, 2025 Pro

Let's look at how to apply CSS to the current user only to create a better UX for reading messages without using any JavaScript

13m

How to Debug Ubuntu and Debian Packages

We spend most of our time working with Ruby gems and node modules, but on the rare occasion, we might need to debug an Ubuntu / Debian package. In this lesson, we'll see how these packages work and debug something in the PostgreSQL package.