Ruby On Rails

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How to run parallel tests in RSpec on GitLab CI Pipeline and speed up Ruby

How to run parallel tests in RSpec on GitLab CI Pipeline and speed up Ruby GitLab CI allows you to run tests much faster thanks to CI parallelisation feature. You can run parallel jobs across multiple GitLab Runners. In order to do it, you will learn how to split tests in a dynamic way across parallel tasks to ensure the...

Fetching millions of rows from PostgreSQL with Rails

Fetching millions of rows from PostgreSQL with Rails This SQL query might take anything from some milliseconds to a couple of seconds on a regular sized application. But what if you have millions of users, and each of them have millions of posts and each post has lots of data? This is where that sim...

Ruby on Rails Developer Series: Spinning Up a JSON API in Minutes

Ruby on Rails Developer Series: Spinning Up a JSON API in Minutes Welcome to the first of four Ruby on Rails Developer Series. In this series, the goal is to outline how to strengthen your API with Postgres, how to dockerize your project and add security layers to mitigate attacks to your application. In this ar...

Reading Ruby Metaprogramming inside Devise

Reading Ruby Metaprogramming inside Devise It's hard to avoid using Devise in a Rails project. That's mostly because the ease of using it is hard to beat.Devise is incredibly configurable and that often means having code that can be hard to follow. Providing places in a library for configu...

Ruby on Whales: Dockerizing Ruby and Rails development

Ruby on Whales: Dockerizing Ruby and Rails development This post is a B-side of my RailsConf 2019 talk “Terraforming legacy Rails applications”. Today I am not going to convince you to switch to Docker for application development (though you can check the RailsConf video for some arguments). My goal i...

💎🕸 Ruby library to run WebAssembly binaries.

💎🕸 Ruby library to run WebAssembly binaries. 💎🕸 Ruby library to run WebAssembly binaries. Contribute to wasmerio/ruby-ext-wasm development by creating an account on GitHub.

Ruby Security Handbook

Ruby Security Handbook Ruby Security Best Practices for Developers. Download the free handbook and improve your Ruby security skills.SECURITY CHEAT SHEETIt’s not always obvious what needs doing, and the payoffs of good security are at best obscure. Who is surprised when...

Minimum viable example of calling Rust from Ruby without a gem.

Minimum viable example of calling Rust from Ruby without a gem. For Rubyfmt I'm currently looking at rewritingsignificant sections in Rust, because there's some performance issues. Broadlyspeaking, it turns out that cleaning up a very large Ruby parse tree (e.g. 4000lines) can be slow because of the number of ...

Stream Chat official Ruby API Client

Stream Chat official Ruby API Client stream-chat-ruby is the official Ruby client for Stream chat a service for building chat applications.You can sign up for a Stream account at https://getstream.io/chat/get_started/.You can use this library to access chat API endpoints server-side....

Ruby on Rails Podcast 278: Introducing Sorbet: A Ruby Typechecker with Paul Tarjan

Ruby on Rails Podcast 278: Introducing Sorbet: A Ruby Typechecker with Paul Tarjan Paul Tarjan is a lifelong nerd, juggler and engineer. Nowadays, he works at Stripe on developer productivity and infrastructural components. He is the technical lead of Sorbet, a new static type checker for Ruby.

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