Rails: class_attribute

https://chat.openai.com/c/388e1263-46a6-4406-b16d-8094b8232dfb

In essence, whenever you find yourself thinking, "I need a class-level configuration that should have a default, but I also want the flexibility to customize it for certain subclasses or instances," class_attribute is a tool you might consider using.

Ruby 3.0 - super() and yield() have been removed

https://g.co/bard/share/6bdde26fd5a6

https://g.co/bard/share/bb7128a02c84

Book - Master Ruby Web APIs

https://devblast.com/r/master-ruby-web-apis/toc

Programming Ruby book

https://ruby-doc.com/docs/ProgrammingRuby/html/index.html

Ruby and Rails articles

https://www.codewithjason.com/

Rails: concerns

https://world.hey.com/jorge/code-i-like-iii-good-concerns-5a1b391c - Oct 2022

What is mattr_accessor in a Rails module?

 https://stackoverflow.com/questions/185573/what-is-mattr-accessor-in-a-rails-module

Useful Ruby gems 2022

 https://akshaykhot.com/useful-ruby-gems/

Rails - mattr_accessor example

 https://twitter.com/julian_rubisch/status/1506322755960119296?s=21

Design Patterns in Ruby

 https://bogdanvlviv.com/posts/ruby/patterns/design-patterns-in-ruby.html

RSpec tutorial

 https://www.rubyguides.com/2018/07/rspec-tutorial/#Getting_Started_With_RSpec

Rails related: Concerns, Module-method extraction Vs Class-based extraction, Concerning module

1) Single-use Modules are probably better off as Classes as per the below article.

 https://www.cloudbees.com/blog/when-to-be-concerned-about-concerns

By and large, maintainers tend to agree that smaller composable classes are the best way to isolate code and keep things clean.

....

....

I'm not saying that you need to go out and refactor all your single-use modules into classes. I am saying if you find yourself reaching to do a module-method extraction, stop. Consider what road you're starting down and these lessons I've shared. What would a class-based extraction look like instead?

2) https://blog.appsignal.com/2020/09/16/rails-concers-to-concern-or-not-to-concern.html 

3) https://api.rubyonrails.org/v5.0/classes/Module/Concerning.html

4) https://scoutapm.com/blog/rails-concerns - sort of consolidates content from the above articles

5) https://rails.devcamp.com/trails/dissecting-rails-5/campsites/data-management-rails/guides/how-to-use-concerns-rails-5

 

Ruby - differences between Proc and Lambda

 https://medium.com/rubycademy/procs-and-lambdas-46433b93080d

Is module_function really the same as extend self?

https://apidock.com/ruby/Module/module_function

https://medium.com/rubycademy/is-module-function-really-the-same-as-extend-self-ac1e96a1cda0

Ruby/Rails related sites

 https://rubyflow.com/ - Links to articles

https://www.speedshop.co/blog/ - Rails performance blog

RubyConf 2021 - Keynote: Beyond Ruby3.0 by Yukihiro Matsumoto

 

Ruby related - rubyguides.com

 https://www.rubyguides.com/

Ruby: class_eval vs instance_eval

https://stackoverflow.com/questions/900419/how-to-understand-the-difference-between-class-eval-and-instance-eval 

https://stackoverflow.com/questions/900704/why-does-instance-eval-define-a-class-method-when-called-on-a-class

https://yehudakatz.com/2009/11/15/metaprogramming-in-ruby-its-all-about-the-self/

https://blog.yugui.jp/entry/846

Rails - Generating PDFs

https://code.tutsplus.com/tutorials/generating-pdfs-from-html-with-rails--cms-22918 

Ruby Schedulers: Whenever vs Sidekiq Cron vs Sidekiq Scheduler

 https://medium.com/serpapi/ruby-schedulers-whenever-vs-sidekiq-cron-vs-sidekiq-scheduler-b229d7ca5256