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max has asked 38 questions and find answers to 238 problems.

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Create a WHERE (columns) IN (values) clause with Arel?
JOIN ON ... AND conditions when eager loading association in ActiveRecord
Can i get RSpec to generate specs with expect syntax?
How do I dynamically add my Ngrok tunnel to config.hosts in Rails 6?
How do I "reuse" a single bind variable in Arel?
Select rows with no match in join table with where condition
Testing abilities in CanCan with new Rspec syntax
Query last N related rows per row
How do I check if an argument is an instance of model or the class in Rails?
RSpec 3.1 with Zeus, should I require 'rspec/rails' in spec_helper?

max answers

Can't delete session properly in rails
Phone is defined as string in db schema, but integers are saving as valid in Ruby
How to create a Rails-specific Rubygem?
How to properly use params.require in Rails
How to DRY a Rails 6 partial form
Rails 7 signup form doesn't show error messages
can make module name uppercase?
Get the sum of an associated column in a Rails model
Rails - Should I define default attribute value in model level or in db level?
How does rails activerecord where clause accepts dynamic parameter?