Destroy Children In Rails 2.3
In the parent class place the following code
has_many :posts, :dependent => :destroy
This used to be accomplished with
has_many :posts, :dependent=>true
Check out the Rails docs for more information http://api.rubyonrails.org/classes/ActiveRecord/As...
Written by Sean Behan on 06/17/2012
Change the Default Controller Name in Rails Functional Tests
Rails will infer the controller you want to test from the class name of the test case. For example...
class PeopleControllerTest < ActionController::TestCase
end
will test the app/controllers/people_controller.rb.
To change this is trivial. Us...
Written by Sean Behan on 10/23/2013
How to Time Piped *nix Commands
If you want to time how long a piped bash command take, use the `time` command followed by your commands in parens like so..
time (ls -lha | wc -l)
Written by Sean Behan on 12/11/2017
How to Import/Export a Database from One Heroku App to Another Heroku App
Heroku is awesome! Let's say we want to copy a production database to a staging database.
We can use the `pg:backups:restore` command to accomplish this. Here is an example. For the source database we are using the `production-app-name` and for stagi...
Written by Sean Behan on 03/07/2017
Joining Technorati
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Written by Sean Behan on 06/17/2012
