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Articles of interest for Ruby on Rails
Displaying articles 201 - 225 of 5374 in totalArticle Sources
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Creating a Rack Middleware
Rack provides a minimal, modular, and adaptable interface for developing web applications in Ruby. In this episode, we create and insert our own Rack Middleware into a Rails 6 application.
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Plugging in AnyCable
ActionCable can handle quite a bit of traffic, but it gets to a point where it can become a burden on the server. With AnyCable, we can not only handle more traffic, but it is also lighter on the resources.
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Testing External APIs with VCR
Testing integrations with external APIs in your Rails app can be hard. You don't know what requests are being made (or even the responses), so how can you properly mock them out? VCR to the rescue.
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Website Accessibility
In this episode, we add Bootstrap into a Rails 6 application and look at various aspects of website accessibility.
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Progressive Web Applications
Progressive Web Applications (PWA) are web applications that are regular web pages or websites, but can appear to the user like traditional applications or native mobile applications. In this episode, we add this functionality to a Rails 6 application.
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GitHub Actions with Ruby on Rails: Setting up Continuous Integration
Learn how to set up GitHub Actions to run Continuous Integration (CI) with Ruby on Rails
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Polling with StimulusJS
Sometimes an old techniques with a modern twist can not only solve the problems at hand, but can also simplify the application's architecture.
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How to write System Tests in Rails
System tests allow you to use a browser for testing your Rails app including Javascript
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Ruby on Rails Tips and Tricks
Ruby and Ruby on Rails tricks from, dot files, operators, bundling, StimulusJS and more.
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How to write Controller & Integration Tests in Rails
Learn how to write integration tests in Rails to test controllers and actions
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Reactive Applications with Stimulus Reflex
Create Reactive and Single Page Application like with no javascript or with Stimulus Controllers.
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How to use Devise Test Helpers
Adding Devise test helpers allows you to quickly login a user for testing controllers in Rails
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Creating Health Checks
Health Checks are an important part of monitoring an application's health. However, a simple status response may not be sufficient. In this episode, we look at creating a health check which monitors some dependencies of a Rails application.
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How to use Fixtures to create sample test data
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.
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Client Side Validation with StimulusJS
Give clients quick feedback on form validation errors with ValidateJS and StimulusJS.
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Test Driven Development Basics
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.
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Creating and Publishing a Stimulus Controller Library
In this episode, we create a public StimulusJS Controller and publish it to NPM to that it can be shared and reused in other applications.
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How to Test Validations in Rails
Learn how to write tests for validations on ActiveRecord objects in Ruby on Rails
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Push Notifications with ActionCable
In this episode, we look into using Push Notifications within our Rails application and then using ActionCable to broadcast Push Notifications to the user.
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How to use Multiple Databases in Rails 6.0
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.
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3D Secure 2 Credit Cards and Stripe Checkout
Banks which require further authentication on transactions may decline charges if Strong Customer Authentication is not being performed on 3D Secure enabled Credit Cards. In this episode, we look at adding Stripe Checkout and webhooks to our Rails application.
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Handle Race Conditions with Pessimistic Locking
Race conditions can cause problems with data integrity. We can prevent these issues with Pessimistic Locking in ActiveRecord which uses database row-level locking.
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AWS Security Groups and Deploying Rails 6 to Beanstalk
Back in Episode #106, we configured and deployed to a very simple AWS Beanstalk environment. However, in this episode, we take things a bit further and explore security groups, an existing database and redis service. Also, there are a few changes that we have to do in order to get Rails 6 working within Beanstalk.
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Preventing Conflicts with Optimistic Locking
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.
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