If you are having permission problems using git, such as error: insufficient permission for adding an object to repository database ./objects There are a couple thing you can do to remedy the situation, before moving to a full on git server like gitosis....

Remember to include the host declaration in the database.yml file when you deploy to Dreamhost. Dreamhost does not use "localhost" which is typically the default setting when using the mysql adapter and developing locally or even on a small site. At lea...

I just wrote and released my first Ruby Gem, Hashed Attributes https://rubygems.org/gems/hashed_attributes. It is a very simple ActiveRecord extension for saving variables through a serialized hash. The Gem will let you declare getter and setter methods t...

The first thing you'll need to do is enable the extension create extension "uuid-ossp"; To test that it's working select uuid_generate_v1(); For more info on which version of the algorithm you should use refer to the documentation. ...

Active Record find methods for selecting range from http://charlesmaxwood.com/notes-from-reading-activerecordbase/ Student.find(:all, :conditions => { :grade => 9..12 }) return a range Student.find(:all, :conditions => { :grade => [9,11,12] }) will retu...