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Articles related to activerecord

What is ActiveRecord? - Ruby - About.com
ActiveRecord is what is referred to as an Object-Relational Mapping. It's responsible for mapping exactly one row in a database to one object in Ruby. Its name ...
http://ruby.about.com/od/rubyonrails/ss/What-Is-Activerecord.htm
Reddit Clone in Rails Part 2: Posts - Ruby - About.com
In this tutorial we'll use the scaffold generator to generate the Post model. We won't quite dive into the web interface yet, we'll take a look at ActiveRecord ...
http://ruby.about.com/od/redditclone/ss/Reddit-Clone-In-Rails-Part-2-Posts.htm
A Quick Introduction to DataMapper - Ruby - About.com
If this sounds familiar then you may be thinking of ActiveRecord, the ORM library used in Ruby on Rails. If you're familiar with ActiveRecord already, picking up ...
http://ruby.about.com/od/sinatra/a/datamapper.htm
Highlighting Delphi's DBGrid Row on Mouse Hover - About.com
You might think that ActiveRecord points to the currently selected record for the ... While Delphi draws data the DBGrid displays it changes the ActiveRecord to ...
http://delphi.about.com/od/usedbvcl/a/dbgridmouseover.htm
Error Messages: Couldn't find without an ID - Ruby - About.com
Problem: You've encountered the error message Couldn't find Page without an ID while trying to run find on an ActiveRecord class.
http://ruby.about.com/od/faqs/qt/Could-Not-Find-Page-Without-An-Id.htm
Selecting and highlighting a row in a DBGrid - "OnMouseOverRow"
Need to highlight the row behind the mouse cursor in a DBGrid? Here's how to select (make active record) and highlight (change color, font, etc.) a row in a ...
http://delphi.about.com/od/usedbvcl/l/aa011004a.htm
Comments for Ruby Code - Usage, Single and Multi-Line - About.com
ActiveRecord sample in Ruby on Rails. - Public Domain. Public Domain. Comments in your Ruby code are notes and annotations meant to be read by other ...
http://ruby.about.com/od/rubyfeatures/a/comment.htm
Foundation Rails 2 by Eldon Alameda - Ruby - About.com
Two full chapters devoted to ActiveRecord: Introduction ActiveRecord and Advanced ActiveRecord. Views are covered in Presenting the Views. Controllers are ...
http://ruby.about.com/od/reviewsevents/gr/foundationrails.htm
What is Padrino? - Ruby - About.com
For example, it provides interfaces and generators for ORM libraries (like ActiveRecord and Datamapper), renderers like Haml and ERB, testing frameworks, ...
http://ruby.about.com/od/padrino/a/1.htm
Setting up the Model - Ruby - About.com
class Comment < ActiveRecord::Base belongs_to :post validates_presence_of : name validates_length_of :name, :within => 2..20 validates_presence_of :body
http://ruby.about.com/od/rubyonrails/ss/blogpart4_3.htm
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