Practical Rails Social Networking Sites (Expert's Voice) by Alan Bradburne PDF

By Alan Bradburne

ISBN-10: 1590598415

ISBN-13: 9781590598412

This ebook ties jointly the preferred framework Ruby on Rails with one other scorching inspiration - social networking web pages reminiscent of MySpace and fb. Social networking is a kingpin of the internet 2.0 revolution sweeping the net right away. because of its versatility, utilizing Ruby on Rails to construct and continue social networking websites is the precise partnership. This e-book should be one of many few project-based courses to Ruby on Rails - ideal for programmers that favor the hands-on approach to studying via instance.

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Com/ group/rubyonrails-talk. com/group/ rubyonrails-spinoffs. com/ group/rubyonrails-security. com/group/rubyonrails-core. Setting up the Database Now that Rails is up and running, you should set up your database software and make sure that Rails can communicate properly with it. You should also create a new database for your project and configure Rails to use this development database. fm Page 18 Thursday, May 24, 2007 9:07 AM 18 CH APT ER 1 ■ RUBY, RUBY O N RA ILS , A ND TH E RA ILS CO D ERS PRO JEC T Creating the Database Rails applications actually expect three separate databases: one for development, one for testing, and another for production.

The first thing you should do is add some validations to the model. This simply allows you to define what each field can (and can’t) contain. Because all data that is stored in the database has to pass through your model, you have complete control over what is allowed to be stored or rejected. This allows you to check the validity of all data before it gets into your database. You can specify if these validation checks should be performed every time an object is saved or just when it is created.

0:3000 ** Starting Rails with development environment... ** Rails loaded. ** Loading any Rails specific GemPlugins ** Signals ready. TERM => stop. USR2 => restart. INT => stop (no restart). ** Rails signals registered. HUP => reload (without restart). It might not ➥ work well. 0:3000 ** Use CTRL-C to stop. fm Page 16 Thursday, May 24, 2007 9:07 AM 16 CH APT ER 1 ■ RUBY, RUBY O N RA ILS , A ND TH E RA ILS CO D ERS PRO JEC T ■Note If you are running Locomotive and start your application with the Run button, you will not see this output.

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Practical Rails Social Networking Sites (Expert's Voice) by Alan Bradburne


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