How do I fix the “You don’t have write permissions into the /usr/bin directory” error when installing Rails?
I’m trying to install Rails 3 on a brand new MacBook Pro running OS X 10.6.3, Ruby 1.8.7, and Rails 2.3.5 and I’m … Read more
ruby-on-rails-3
Understanding :source option of has_one/has_many through of Rails
Please help me in understanding the :source option of has_one/has_many :through association. The Rails API explanation makes very little sense to me. “Specifies … Read more
rmagick gem install “Can’t find Magick-config”
I get the error shown below when attempting to install the rmagick gem. I am on Snowleopard 10.6 using RVM, Ruby 1.9.2-head and … Read more
Separate REST JSON API server and client? [closed]
Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be … Read more
How to empty a Heroku database
I’m working on a Ruby on Rails 3 webapp on Heroku. How do I empty the database? 18 Answers 18
Adding a column to an existing table in a Rails migration
I have a Users model which needs an :email column (I forgot to add that column during the initial scaffold). I opened the … Read more