Ruby On Rails

Tutorials

Deploying Rails on Kubernetes

Deploying Rails on Kubernetes Kubernetes hellonode tutorial is great, but it didn’t answer many questions that I had when building and deploying an actual app such as “how does my database get setup?”, “when do app packages get installed?”, “how does the developer environment ...

Writing a C extension for Ruby in 2016

Writing a C extension for Ruby in 2016 Now that Ruby has crested the hype cycle, settled down and taken out a mortgage, you'd expect the posts around the community to be more about big business concerns. Whilst that might be true, I'd like to row against the tide by telling you about t...

Profile picture (or any file) uploading with Grape + Trailblazer + CarrierWare Assume that you have a Grape API (in fact it can be a Rails API or anything else, not the point) with something like Angular.JS for the frontend. As a modern Ruby developer you already using (or want to) Trailblazer for business logic encapsulatio...

What are Devise Modules In my previous blog post I wrote a basic introduction to Devise. Go check that out if you’re not already familiar with installing Devise. In this post I will be diving deeper and exploring the 10 modules that make up Devise.

FizzBuzz with pattern matching (in Ruby)

FizzBuzz with pattern matching (in Ruby) Tom Dalling recently (re)posted a blog post about playing with FizzBuzz in Ruby, to get a grasp of different approaches to problem solving. I decided to create a small addition to this topic: how to do FizzBuzz in Ruby using pattern matching techn...

Free Book Learn how to set up CI and CD to AWS

Free Book Learn how to set up CI and CD to AWS In this eBook you will learn how to set up Continuous Deployment to Amazon Web Services (AWS) for your Docker Apps. We'll talk about EC2, ECS, ECR, Elastic Beanstalk and CodeDeploy.

7 Design Patterns to Refactor MVC Components in Rails

7 Design Patterns to Refactor MVC Components in Rails In our previous post, The Basics of MVC in Rails, we discussed theoretical aspects of the MVC design pattern. We defined what MVC stands for, identified what each MVC component is responsible for, addressed what happens when a component contains r...

Rails Docker App: Setup

Rails Docker App: Setup In this paper will document the process of upgrading this standard monolithic rails app to be managed by Docker & Compose. In the next article, document how to update a more complicated modern SOA rails app to Docker and then deploy to production ...

How do Native Extensions Manage Memory? Part 1: Ruby (MRI)

How do Native Extensions Manage Memory? Part 1: Ruby (MRI) One of the most interesting design challenges in a programming language interpreter or VM is what kind of memory management API to offer to native extensions. This issue is more or less invisible unless you’re writing a native extension. When you...

How to build a network stack in Ruby

How to build a network stack in Ruby Like many young programmers I began my career without a degree in Computer Science or Software Engineering. The recent influx of approachableresources has made it easier than ever to start making apps and getting paid.

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