Ruby On Rails

Blogs

How Fast Are Ractors?

How Fast Are Ractors? Ruby 3x3 is coming in about a month. One of its new concurrency primitives is Ractors, which used to be called "Guilds." (The other new concurrency primitive is Autofibers.)Ruby has a Global VM Lock (GVL), also called the Global Interpreter Lock (...

Dup, Don't Modify Input Hash Parameters in Ruby

Dup, Don't Modify Input Hash Parameters in Ruby This comes up all the time. Here’s why you always want to dup input options in Ruby that come in as a Hash.

Why the Release of Ruby 3 Will Be Monumental

Why the Release of Ruby 3 Will Be Monumental We’ve been living in the shadow of Ruby 2 for seven years now. Seven! Ruby 2 was released in 2013 (which incidentally is the same year as the initial public release of React 0.3.0!).In that span of time, Ruby performance has improved significantly...

Benchmarking JSON Parsers (OJ, SimdJson, FastJsonParser)

Benchmarking JSON Parsers (OJ, SimdJson, FastJsonParser) Performance Benchmarks between OJ, SimdJSON, FastJsonparser, and StdLibI was recently looking at the performance of some endpoints that process large amounts of JSON, and I wondered if we could do even better than we do in terms of performance for...

AWS SDK For Ruby V2 Maintenance Mode Reminder

AWS SDK For Ruby V2 Maintenance Mode Reminder This is a reminder that AWS SDK For Ruby Version 2 will enter planned Maintenance Mode starting November 20, 2020. APIs and features released after that date will only be available in Version 3.Upgrading from Version 2 to Version 3 is easy! If you...

Remote Ruby On Rails Jobs

Remote Ruby On Rails Jobs We are looking for 8 x Ruby on Rails Developer for a well known software company. Fully remote position. This is an initial 12 months contract + extensions. Rate is flexible for the right talent. Send your CV on email: nezir.zahirovic at gmail.com.

The Beginner's Guide to Rails Testing!

The Beginner's Guide to Rails Testing! Welcome to The Beginner’s Guide to Rails Testing! The purpose of this guideis to answer your biggest testing questions and help you get properly orientedas you begin your journey toward competent Ruby on Rails testing.The questions answered in thi...

How do I add tests to an existing Rails project?

How do I add tests to an existing Rails project? If you have little testing experience, I would suggest getting some practice on a fresh Rails app before trying to introduce testing to the existing Rails project you want to add tests to.Adding tests to an existing project is a distinct skill fro...

The Leaky Bucket rate limiter

The Leaky Bucket rate limiter A few months ago, a customer asked if I could supply a “leaky bucket” rate limiter as part of Sidekiq Enterprise’s rate limiter suite. It took me a while to find the time and energy to work on it (my need to mentally escape the 2020 election event...

RBS, duck-typing, meta-programming, and typing at httpx · HTTPX

RBS, duck-typing, meta-programming, and typing at httpx · HTTPX Ruby 3 is just around the corner, and with the recent release candidate, there’s been some experimentation in the ruby community, along with the usual posts, comments and unavoidable rants.Ruby 3 has 3 major features:JIT (since 2.6 in experimental...

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