prognostic

\timing

show hba_file; (host-based authentication)
show data_directory;
show search_path;
show timezone;
show work_mem;

prognostic

https://support.mozilla.org/en-US/kb/keyboard-shortcuts-perform-firefox-tasks-quickly

prognostic

https://i-love-ruby.gitlab.io/book.html

prognostic

https://github.com/augustl/net-http-cheat-sheet

http.set_debug_output($stdout)

prognostic

Migrations

• Active Record Migrations - Guides
• Active Record Migrations - API
• 2.3 Passing Modifiers
• 3.11 Reverting Previous Migrations
• Active Record and PostgreSQL
• ActiveRecord::Enum - API

r g migration AddCampaignToWorkList campaign:belongs_to

prognostic

https://help.gnome.org/users/gnome-terminal/stable/adv-keyboard-shortcuts.html.en

prognostic

• Performance
• Refactoring
• Profile
• Gems
• Bundler
• RVM

Gems

gem cleanup --dryrun command will preview what gems are going to be removed

prognostic

Mongoid

https://www.mongodb.com/docs/mongoid/current/reference/associations/
https://mongoid.github.io/old/en/mongoid/docs/documents.html#fields
https://www.rubydoc.info/github/mongoid/mongoid/Mongoid%2FClients%2FStorageOptions%2FClassMethods:store_in
https://docs.mongodb.com/mongoid/current/tutorials/mongoid-documents/#dirty-tracking

Model.where(:total_by_hour_meta.gt => {}).take(5)
# emdedded_in
Model.where('rental_periods.price_per_m2' => {'$gte' => 1 })

prognostic

https://rspec.info/

https://www.rubypigeon.com/posts/rspec-expectations-cheat-sheet/

rspec spec/models spec/services spec/jobs/foo_spec.rb

# Run options: include { locations: { './spec/construction_spec.rb': [10] } }
rspec ./spec/contruction_spec.rb:10

prognostic