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Rails 6.1 adds support for signed ids to Active Record

Rails 6.1 adds support for signed ids to Active Record There are many ways of generating a signed link for implementing things like invitation email, unsubscribe link or password reset feature. You could add a token field on the model, use JWT tokens. But in the upcoming Rails versions, the functional...

Never Query the Same Thing More Than Once

Never Query the Same Thing More Than Once In a recent post, I talked about how I used Postgres DISTINCT ON to remove a pesky N 1 query. That was actually one of the final touches in immproving the Graphics.

Efficient bulk inserts with ActiveRecord

Efficient bulk inserts with ActiveRecord Efficient bulk inserts with ActiveRecord. Contribute to jamis/bulk_insert development by creating an account on GitHub.

Why Fullstaq Ruby?

Why Fullstaq Ruby? Fullstaq is entirely open source in the fullest sense. It's not just open source in the sense of "here's a code dump". No, we're really committed to go the last mile. We envision these that anybody should be able to:understand how Fullstaq Ruby wo...

Game of Life in one Ruby statement... inspired by APL

Game of Life in one Ruby statement... inspired by APL But let me explain. Last week, I stumbled upon a new APL apology post. It struck some deep chord in me and gave me an impulse to make another attempt to understand this beautifully weird language.What I (somewhat unexpectedly) find out, is that be...

I Found XSS Security Flaws in Rails

I Found XSS Security Flaws in Rails Ever hear of Ruby on Rails? Here's how I hacked it for a $500 bounty! The JavaScript escaping used by Rails developers is missing protections for a common feature that's been around for over 5.

Rails 5.2.4.3 and 6.0.3.1 have been released | Riding Rails

Rails 5.2.4.3 and 6.0.3.1 have been released | Riding Rails Hi everyone! Rails 5.2.4.3 and 6.0.3.1 have been released! These releases contain important security fixes, so please upgrade when you can.Both releases contain the following fixes:.

Neural Networks in Ruby: A Not-So-Scary Introduction

Neural Networks in Ruby: A Not-So-Scary Introduction In this post, we will learn the basics of neural networks and how we can implement them utilizing Ruby! If you're intrigued by artificial intelligence and deep learning but are unsure how to get started, this post is for you! We'll walk through a ...

New 2.7/3.0 keyword argument pain point - Ruby on Rails Discussions

New 2.7/3.0 keyword argument pain point - Ruby on Rails Discussions Hi, this is Matz. A few Rails core developers (including DHH himself) contacted me that the recent keyword argument changes are too painful. I admit we underestimate the pain of migration of the keyword arguments. After serious consideration, I de...

The Practical Effects of the GVL on Scaling in Ruby

The Practical Effects of the GVL on Scaling in Ruby The Global Virtual Machine Lock confuses many Rubyists. Most Rubyists I’ve met have a vague sense that the GVL is somehow bad, and has something to do concurrency or parallelism.‘CRuby’ refers to the mainline Ruby implementation, written in C. Som...

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