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* ActiveRecord Validations Cheatsheet 2.0

Active-record-validations





Html * HTML

Pdf * PDF (215 KB)

POSTED 2 MONTHS AGO
MODELS & VALIDATIONS

Comprehensive but concise details of Rails' built-in class validation helper methods from validates_acceptance_of through to validates_uniqueness_of, along with details of how to roll your own low-level validations along with examples...
by
mr_dizzy

* Active Record Validation Errors Cheatsheet 2.0

Active-record-validation-errors





Html * HTML

Pdf * PDF (200.7 KB)

POSTED 2 MONTHS AGO
MODELS & HELPERS

Each ActiveRecord backed model in Rails has an errors object which errors are added to if the model fails validation. This cheatsheet covers methods available, default errors messages and view error helpers.
by
mr_dizzy

* Rails Migrations Cheatsheet 2.1

Rails-migrations





Html * HTML

Pdf * PDF (305.8 KB)

POSTED 2 MONTHS AGO
CHEATSHEETS & MIGRATIONS

Up and down methods, rake tasks, column mapping, loading fixtures, example migration file, all packed onto one A4 page for an easy at-a-glance reference. Updated for Rails 2.1
by
mr_dizzy

* Form Helpers Cheatsheet 2.0

Form-helpers





Html * HTML

Pdf * PDF (189.5 KB)

POSTED 3 MONTHS AGO
CHEATSHEETS & HELPERS

Create forms, check boxes, radio buttons, select lists and more using Rails' built-in form helpers.
by
mr_dizzy

* ActionMailer Cheatsheet 2.0

Action-mailer





Html * HTML

Pdf * PDF (206.3 KB)

POSTED 3 MONTHS AGO
CHEATSHEETS & ACTION MAILER

ActionMailer is the Rails framework which handles email delivery. This comprehensive cheatsheet will help your email on its way.
by
mr_dizzy