Ruby On Rails

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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...

TechRabbit: Rails 4 Engines

TechRabbit: Rails 4 Engines Rails Engines is basically a whole Rails app that lives in the container of another one. Put another way, as the docs note: an app itself is basically just an engine at the root level. Over the years, we’ve seen sen engines as parts of gems such a...

Brakeman: Brakeman 4.8.2 Released

Brakeman: Brakeman 4.8.2 Released Brakeman is a static analysis security vulnerability scanner for Ruby on Rails applications.This release introduces a new option and two new checks!Changes since 4.8.1:Add --text-fields optionAdd check for CVE-2020-8159Add check for escaping HTML ...

Ruby's Most Advanced Authentication Framework

Ruby's Most Advanced Authentication Framework Rodauth is Ruby's most advanced authentication framework, designed to work in any rack application. It's built using Roda and Sequel, but it can be used with other web frameworks, database libraries, and databases.When used with PostgreSQL, MySQL,...

How to use AWS SimpleDB from Ruby

How to use AWS SimpleDB from Ruby It’s cheap/free. You get 25 hours (this time is only used up by actual query time) and 1GB of storage for free.However, it’s a commonly forgotten AWS service, there’s no admin interface for it in the AWS Console, and you don’t see many tutorials o...

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