Hopstream

Hopstream has asked 65 questions and find answers to 32 problems.

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Hopstream questions

Ruby replacing entire file instead of appending to it
Rails: delayed_job on an after_create callback? [closed]
Can this shadow be created in CSS?
Rails 3.1 -- Can't mass assign protected attributes (even though added to attr_accessible)
Perform map only when not nil?
How to reference self in a named scope? -- Rails 3.1 beginner
Why does a single record lookup return an array? (Rails beginner)
CodeIgniter -- Best implementation for ACL [closed]
Rails fragment caching: would 100K+ fragments degrade performance?
How to set default values in models? -- in Ruby on Rails 3.1

Hopstream answers

devise registrations controller + paperclip
Convert database constraints to Rails validations
ActiveAdmin -- Show list of checkboxes for nested form instead of a form to add items
Rails mountable engine: how should apps set configuration variables?