Ruby On Rails

Tutorials

Rails introduces disallowed deprecations in ActiveSupport

Rails introduces disallowed deprecations in ActiveSupport But, when developing new features after it, we might use end up using deprecated update_attributes again. We might ignore these deprecation warnings and on next Rails upgrade we will encounter new issues.To avoid the above case, Rails has introduc...

How Was My Experience Migrating a Rails API to Crystal AWS Lambda? Part I

How Was My Experience Migrating a Rails API to Crystal AWS Lambda? Part I Today I am going to tell you how was my first project as a Codeminer42 employee. Two colleagues and I were charged of building a microservice for a logistics company. It was a great experience to learn about new services, features, and even a new ...

Rubynetes: Kubernetes config the easy way

Rubynetes: Kubernetes config the easy way Kubernetes is a useful system for managing modern deployments, but it is a big beast whose flexibility brings with it a new twist on some old, old problems - how do we tell the machine what to do and keep that up to date over time? Configuration a...

Understanding Rails secrets/credentials

Understanding Rails secrets/credentials I personally have found Rails credentials really hard to understand. I think there are three reasons why this is.The official Rails docs about the credentials feature are a little terse and not easily discoverable.The feature changed somewhat dras...

Calculate a mean average from a Ruby array

Calculate a mean average from a Ruby array Ruby doesn’t provide a native method to generate an average (mean) value from an array of integers. Its built-in Math library focuses on more complex calculations and there’s no built-in .

Gemifying Your Style Guide to DRY Your CSS

Gemifying Your Style Guide to DRY Your CSS At Ombu Labs we like to follow a style guide to drive our own products. A style guide is a document that provides guidelines for the way your brand should be presented from both a graphic and language perspective. You can see Fast Ruby's style gui...

lambdas Are Better Than procs

lambdas Are Better Than procs Many Rubyists believe that lambda and nonlambda Procs are pretty much the same and that choosing which one to use is a subjective preference. This is an unfortunate fallacy.This article will attempt to achieve two purposes:1) to explain the differ...

How to pass arguments to methods in ruby and how it affects their arity

How to pass arguments to methods in ruby and how it affects their arity We had mentioned in one of our previous blog that the method definition in Ruby is extremely flexible. Let’s delve a little deeper into that statement and talk about the different type of arguments a method can take and how it affects its arity.Le...

Deploying Rails 6 application with Dokku

Deploying Rails 6 application with Dokku Heroku, AWS, Google Cloud are great services for hosting Rails application but they are expensive. If you are developing a small app, kicking off a startup or just playing with Rails you can use cheaper solutions - cloud hosting, like DigitalOcean...

Error handling with Monads in Ruby

Error handling with Monads in Ruby Many modern languages, including Ruby, use Exceptions as the primary method of error handling.In this blog post, I will walk you through the history of error handling.I will briefly describe popular options but will mostly focus on the pros and co...

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