Ruby On Rails

Tutorials

Rails 6 adds tools for Action Cable testing.

Rails 6 adds tools for Action Cable testing. Testing Action Cable prior to Rails 6Prior to Rails 6, there were no tools for testing Action Cable functionality provided out of the box. One can use action-cable-testing gem which provides test utils for Action Cable.Rails 6 adds tools for Actio...

Opal Ruby Express Socket.io

Opal Ruby Express Socket.io Opal Ruby Express Socket.io. Contribute to sebyx07/opal-express-socketio development by creating an account on GitHub.

How to use Codefresh CI parallel steps to run RSpec a few times faster for Rails project

How to use Codefresh CI parallel steps to run RSpec a few times faster for Rails project Codefresh.io seems to be a very nice CI solution to work with if you are a Ruby developer. I’ve tested one of my projects on Codefresh to see how it allows.

How to deploy Rails 5.2 on AWS EC2 Ubuntu Nginx Passenger

How to deploy Rails 5.2 on AWS EC2 Ubuntu Nginx Passenger In this article, I will illustrate how to deploy a Rails 5.2 app on AWS EC2, Ubuntu, Nginx and Passenger in details. Install Ruby secifying a particular version that you want to use globally,.

Active Merchant is a simple payment abstraction library extracted from Shopify.

Active Merchant is a simple payment abstraction library extracted from Shopify. Active Merchant is an extraction from the ecommerce system Shopify. Shopify's requirements for a simple and unified API to access dozens of different payment gateways with very different internal APIs was the chief principle in designing the libra...

Rails 6 adds delete_by and destroy_by methods.

Rails 6 adds delete_by and destroy_by methods. Rails has provided methods like find_by, find_or_initialize_by, and find_or_create_by to fetch, initialize, and create record respectivley, based on the passed conditions.Similar method to delete or destroy record(s) was missing in Rails.As per th...

Exploring Linux File Locking Mechanisms in Ruby | λ Lambda Papers

Exploring Linux File Locking Mechanisms in Ruby | λ Lambda Papers An exploration of File Locking mechanisms and their pitfalls on Linux in Ruby.On a recent automation spree I produced a couple of hundred lines of ruby that needed persistence. The built-in PStore is a natural choice for a project that size. I’ve ...

How to Make Colors With Ruby and Bitwise Operations

How to Make Colors With Ruby and Bitwise Operations Leverage softPwn on the Raspberry Pi to control a mutli-colored LED with Ruby hexadecimal primitives, and some bitwise operations.The RGB LED I'm working with has four pins. Three of these pins take input that control the brightness level for (R)...

Let's hash this out.

Let's hash this out. How hashes have changed in the last few versions of Rails, and how you can handle them to minimize the pain of your next upgrade.Ruby hashes are wonderfully versatile. You can store any kind of object using any kind of key and do all sorts of wack...

Getting Started with AWS S3 IAM Policies Security Config for Rails Apps

Getting Started with AWS S3 IAM Policies Security Config for Rails Apps Storing files on S3 is for many developers, the first contact with AWS cloud. Unfortunately, the “quick and easy” configuration can be insecure. If you are uploading files to an S3 bucket but never configured a custom AWS IAM policy it’s possible ...

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