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2022 Fukuoka Ruby Award Competition - Entries to be judged by Matz

2022 Fukuoka Ruby Award Competition - Entries to be judged by Matz Dear Ruby Enthusiasts,The Government of Fukuoka, Japan together with “Matz” Matsumoto would like to invite you to enter the following Ruby competition. If you have developed an interesting Ruby program, please be encouraged to apply.2022 Fukuoka R...

Compiler Explorer

Compiler Explorer Compiler Explorer is an interactive tool that lets you type code in one window and see the results of its compilation in another window. Using the site should be pretty self-explanatory: by default the left hand pane is the source window and the ...

A Sneak Peek of Ruby's New Debugger!

A Sneak Peek of Ruby's New Debugger! debug is Ruby's new debugger and will be included in Ruby 3.1. Since I've been both contributing to and using it for a while, I feel it's time to give you guys a sneak peek before its 1.0 release 🙂(Since it's not officially released yet, any featu...

I've made a dependency graph for DRY-RB Ruby gems family

I've made a dependency graph for DRY-RB Ruby gems family When I've been starting to learn DRY-RB gems ecosystem, I've been wondering, what the hell should I start learning first. Which gems are the best to learn at the beginning, and which one I should skip?I hope in this article I'll be able to put som...

Ruby 2D

Ruby 2D Create 2D applications, games, and visualizations with ease. Just a few lines of code is enough to get started. See what you can build!.

Getting Partial AWS Account IDs for any Cloudfront Website

Getting Partial AWS Account IDs for any Cloudfront Website Yesterday Amazon released a new Cloudfront API that returns partial AWS account ids and Cloudfront distribution ids associated with some given domain name, to help you determine which of your own AWS accounts serves traffic for that domain.

Ruby Ractor Experiments: Safe async communication

Ruby Ractor Experiments: Safe async communication Ractors (api documentation, design documentation) are a new concurrency abstraction for Ruby 3.0 inspired on the actor model.From the point of view of a Ractor that wants to send some information to another, communication can either be:asynchrous ...

Webpack ALL the Assets!! - The Lean Software Boutique

Webpack ALL the Assets!! - The Lean Software Boutique With the release of Rails 6, Webpack was introduced as the default JavaScript bundler by using the Webpacker gem. We tend to think about Webpack only as a tool to handle JavaScript files, but it can be used to handle all kinds of asset files. This...

The Performance Chain

The Performance Chain One thing I get involved in a lot at clients is improving monitoring and observability of performance issues. Teams want to improve their understanding of where they sit with perf before they decide on work, priorities, and user stories. That's gr...

Making Rails run just a few tests faster

Making Rails run just a few tests faster Some time ago, I learned that Rails parallel testing had a significant overhead due to database setup and fixture loading. Essentially, each process will set up its own database and load all the fixtures, and this is not free for non trivial datas...

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