Ahmad Sherif questions

Ahmad Sherif answers

• In Rails, how to count the number of associated records in a collection?
• Rails - Update object from params
• uploading file with grape and paperclip
• NoMethodError: undefined method `email' for nil:NilClass : can't send email with devise/sendgrid(Rails 3.2)
• Interpolation in I18n array
• Confused about nested resources and authentication in Rails
• Rails 4 assets - two different digests getting generated
• How to redirect to a certain location in a page?
• Rails Chartkick Gem Error Loading Chart No Adapter Found
• How to add an anchor to redirect_to :back