Ilya Khokhryakov questions

Ilya Khokhryakov answers

• Cancan: Ability class to json
• Rails Valums Ajax Upload
• Rails render partial Ajax Error BUT correct response shown in Debugger
• Devise not working with Rails 4.0rc1
• form_for params
• How to only set the width for a paperclip uploaded image?
• Error I18n::InvalidLocaleData
• Active Record and file: How do i write Json file with my data?