Ruby on Rails Callback, what is difference between :before_save and :before_create?
Could you explain in detail what the :before_save and :before_create Ruby on Rails callbacks are, and what they have to do with Rails … Read more
ruby-on-rails
Rails select helper – Default selected value, how?
Here is a piece of code I’m using now: <%= f.select :project_id, @project_select %> How to modify it to make its default value … Read more
Change a Rails application to production
How can I change my Rails application to run in production mode? Is there a config file, environment.rb for example, to do that? … Read more
Repairing Postgresql after upgrading to OSX 10.7 Lion
I recently upgraded to OSX 10.7, at which point my rails installation completely borked when trying to connect to the psql server. When … Read more
execJs: ‘Could not find a JavaScript runtime’ but execjs AND therubyracer are in Gemfile
I’m getting this error: rake aborted! Could not find a JavaScript runtime. See https://github.com/sstephenson/execjs, I have already spent more hours searching google then … Read more
How to redirect to previous page in Ruby On Rails?
I have a page that lists all of the projects that has sortable headers and pagination. path: /projects?order=asc&page=3&sort=code I choose to edit one … Read more
ActiveRecord OR query
How do you do an OR query in Rails 3 ActiveRecord. All the examples I find just have AND queries. Edit: OR method … Read more
What is the right way to override a setter method in Ruby on Rails?
I am using Ruby on Rails 3.2.2 and I would like to know if the following is a “proper”https://stackoverflow.com/”correct”https://stackoverflow.com/”sure” way to override a … Read more
How to test if parameters exist in rails
I’m using an IF statement in Ruby on Rails to try and test if request parameters are set. Regardless of whether or not … Read more
config.assets.compile=true in Rails production, why not?
The default Rails app installed by rails new has config.assets.compile = false in production. And the ordinary way to do things is to … Read more