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Articles related to datamapper

A Quick Introduction to DataMapper - Ruby - About.com
DataMapper is a "Object/Relational Mapper" or ORM. In other words, it maps Ruby objects to database records that makes with objects from a database a snap.
http://ruby.about.com/od/sinatra/a/datamapper.htm
Creating Database-driven Apps with Sinatra - Ruby - About.com
usr/bin/env ruby require 'rubygems' require 'sinatra' require 'haml' require 'dm- core' DataMapper.setup( :default, "sqlite3://#{Dir.pwd}/rolodex.db" ) # Define the ...
http://ruby.about.com/od/sinatra/a/sinatra7_2.htm
NameError: uninitialized constant Object::Something
Problem: You encounter an error reading NameError: uninitialized constant Something or NameError: uninitialized constant Object::Something (with various  ...
http://ruby.about.com/od/faqs/qt/Nameerror-Uninitialized-Constant-Object-Something.htm
ORM for Delphi - About.com
Working with database data in Delphi can be really simple. Drop a TQuery on a form, set the SQL property, set Active and, voila, here's your database data in a ...
http://delphi.about.com/od/toppicks/tp/orm-object-relational-mapping-delphi.htm
Review: Cloning Internet Applications with Ruby - About.com
From the title, one might assume it's a Ruby on Rails book, but instead is uses Sinatra and Datamapper. Cloning Internet Applications with Ruby picks a number  ...
http://ruby.about.com/od/bookreviews/gr/Cloning-Internet-Applications-With-Ruby.htm
Handling Events in VB.NET - Visual Basic - About.com
The other argument, e, contains information you need to process the event. The information available depends on the type of event that was raised. Since the ...
http://visualbasic.about.com/od/learnvbnet/a/eventhandler_2.htm
OSI Model Network Layer Three - Visual Guide to Networking
The network layer (layer three) of the OSI model adds the concept of routing above the data link layer. This page presents an overview of the OSI model network ...
http://compnetworking.about.com/od/basicnetworkingconcepts/l/blbasics_osi3.htm
Special Projects to do in Ruby - About.com
... Shotgun with Sinatra · Using Sinatra to Provide a Web Interface for a Gem · A Quick Introduction to DataMapper · Creating Database-driven Apps with Sinatra.
http://ruby.about.com/od/tasks/u/SpecialProjects.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
What is ActiveRecord? - Ruby - About.com
DataMapper, for example, is a simpler ORM that's relatively popular. Depending on your application, you may choose this, an even smaller one, or even a ...
http://ruby.about.com/od/rubyonrails/ss/What-Is-Activerecord.htm
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