Ruby On Rails

Tutorials

git push --force and how to deal with it

git push --force and how to deal with it Now, if you’re thinking, “this doesn’t sound like something I’d ever do”, well, let’s not get overly confident. Sooner or later, this is going to happen. When working with several remotes in the same Git repository, eventually, you will git push -...

Build a modal form with Rails, Turbo, and the dialog element

Build a modal form with Rails, Turbo, and the dialog element Turbo is great because it allows us to enhance the server-rendered behavior that Rails already excels at. We can build our feature in the traditional way, using familiar Rails techniques: model, route, controller, and view. Once the basics are in ...

Introduction to Minitest Mocks

Introduction to Minitest Mocks Minitest implements mocks in Minitest::Mock which lets us define expectations for called methods with expect and then verify them with assert_mock or verify. This method confirms the method was actually called.Since Mocks needs to be passed direct...

Return an Enumerator When Your Collection Has Multiple Traversals

Return an Enumerator When Your Collection Has Multiple Traversals Unlike an array where usually there’s only a single way you’d want to traverse it, binary trees have many common ways of being traversed. Let’s say you’re building a binary tree object and you want to support the 3 classic depth-first traversals:P...

How to use Dev Containers with Rails (Example) | GoRails

How to use Dev Containers with Rails (Example) | GoRails One of the toughest hurdles we see in Rails is just getting started. Learning how to install Ruby using a version manager, installing and running databases, as well as other dependencies for compiling gems or image processing can be quite a pain.T...

Rails 7.2 Adds Support For Devcontainer. | Saeloun Blog

Rails 7.2 Adds Support For Devcontainer. | Saeloun Blog A development container (or dev container for short) allows us to use a container as a full-featured development environment.It can be used to run an application, to separate tools, libraries, or runtimes needed for working with a codebase, and to...

Turbo Streaming AKA Broadcasting over Web Socket explained

Turbo Streaming AKA Broadcasting over Web Socket explained This episode is complementary to the previous one ( • 🔥 Hotwire, Turbo Drive, Frames and St... )We discuss and show examples Turbo Streaming AKA Broadcasting. At the end we point one important aspect that you must be aware of in multi-user/mult...

How it became like this? Ruby Range class

How it became like this? Ruby Range class Years ago, my studies into the Ruby Evolution started with the persuasion that mastering the programming language to express one’s intentions clearly and efficiently may grow significantly by understanding how it evolved and what intentions were p...

Understanding Hash Value Omission in Ruby

Understanding Hash Value Omission in Ruby The hash literal value omission was added to Ruby version 3.1 in 2021. This is the feature proposal that describes the feature request and the one that was implemented.

Persistent Redis Connections in Sidekiq with Async::Redis: A Deep Dive. - DEV Community

Persistent Redis Connections in Sidekiq with Async::Redis: A Deep Dive. - DEV Community Async is a composable asynchronous I/O framework for Ruby. It allows you to do things concurrently using Fibers. Since 3.0, Ruby has a fiber scheduler and Ruby core supports it. This means you can have non-blocking I/O without much effort, for exa...

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