Nick Kugaevsky questions

Nick Kugaevsky answers

• Ruby on Rails - Devise Error: undefined local variable or method
• Push to heroku from another local branch
• CSS media queries and elements width
• Is it possible to access a child object from the errors on an active record parent?
• rails 3 + devise: how to modify the mailer method for confirmation emails to add user's second email address
• Ruby on rails, Change column value on update of other column value
• Change the default responsive navbar breakpoint
• Cant rm folder with GIT rm?
• RVM: List all gems in current gemset ignoring global & default
• Rails page caching expires_in