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How to read Flamegraphs and Profiling Results

How to read Flamegraphs and Profiling Results Howdy Rubyists! Time for another installment of the Speedshop newsletter. This time, I want to talk about reading the flames.When you're looking at the profiling output of a Ruby web application, one thing you have to understand is the concept of ...

Is it time to replace Rake?

Is it time to replace Rake? Do you have really heavy Rakefiles?I do. My day job includes working in a Ruby-based repository with a lot of test, build, and release tooling, living in an enormous Rakefile. Actually, an enormous main Rakefile, plus lots of additional Rakefiles ...

Ruby's Roots and Matz's Leadership

Ruby's Roots and Matz's Leadership I recently had the excellent fortune to be invited to a gathering at CookPad in Bristol, where Matz, Koichi, Yusuke Endoh (a.k.a. Mame) and Aaron Patterson all gave great talks about Ruby.I was especially interested in Matz’s first talk, which was...

The Delegation Challenge of Ruby 2.7 · On the Edge of Ruby

The Delegation Challenge of Ruby 2.7 · On the Edge of Ruby Ruby 3.0 will introduce the separation between positional and keyword arguments. The upcoming Ruby 2.7 release aims to introduce warnings for every argument behavior that will change in Ruby 3.0 to ease migration. However, delegation that works fo...

Testing with RSpec - A Quick Look Into Request Spec

Testing with RSpec - A Quick Look Into Request Spec When building applications with Test Driven Development(TDD) approach, it is a common practice for developers to write testing code to test different parts of the application individually such as unit test or as a whole like integration test. In t...

Ruby 2.7preview2, a Quick Speed Update

Ruby 2.7preview2, a Quick Speed Update As you know, I like to check Ruby’s speed for running big Rails apps. Recently, Ruby 2.7 preview2 was released. Normally Ruby releases a new version every Christmas, so it was about time.I’ve run Rails Ruby Bench on it to check a few things - firs...

JRuby 9.2.9.0 Released — JRuby.org

JRuby 9.2.9.0 Released — JRuby.org JRuby 9.2.x is compatible with Ruby 2.5.x and stays in sync with C Ruby. As always there is a mix of miscellaneous fixes so be sure to read the issue list below. All users are encouraged to upgrade.

Please Don't Write Clever Code

Please Don't Write Clever Code I came across this code the other day, the author was quite proud of it but I would reject this PR in a heartbeat. I’m not trying to disparage the author, most of us have gone through a “clever” code phase, myself included. I do want to take the t...

2020 Fukuoka Ruby Award Competition - Entries to be judged by Matz

2020 Fukuoka Ruby Award Competition - Entries to be judged by Matz 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.2020 Fukuoka Ruby Award Competition ...

Best 5 Open Source Ruby On Rails CMS

Best 5 Open Source Ruby On Rails CMS Developing an impressive website is great but maintaining the site with dynamic updates for all along is the real battle. Furthermore, Having a Content management system is the great way to handle any dynamic websites, with the help of one effecti...

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