How to send email asynchronously using Devise and Rails3

Hello everyone.I’d show a workaround to send email asynchronously using Devise and Rails3.Suppose we have already up and running our application with Devise and delayed_job correctly installed.A first attempt was to add in config/initializers the following file (devise_async.rb):12345678910111213141516#devise_async.rb module Devise module Models module Confirmable handle_asynchronously :s...

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Different layout for the same controller

In some projects can happen that you have to use different graphic templates for different methods of the same controller. At first sight one would implement a solution that provides an explicit call to the desired layout within each action.Something like this:123456789101112131415161718192021class PostController < ApplicationController def index [...] :layout => 'stan...

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Rails Best Practices 6: Filters and helpers file

With the today’s post I shall conclude my series on Ruby On Rails Best Practices . This is not because the required topics are completed, but rather because after the release of Rails 3.0, some constructs have been changed and should be reviewed. Probably in future we will return to talk about best practices, but starting from the new features introduced in the current Rails version. But now I will describe two techniques that are valid and which ...

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Rails Best Practices 5: Optimize Migration

Migrations, in my opinion, are one of the best things in Rails since these allow the creation and populating the database using ruby code without having to worry about which type of db run below. That said, even writing the migration is better to follow some best practices. 1. DB Index The first practice I strongly recommend is to define indices for the external k...

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Partial Validation in Rails

It happens sometimes that you have to implement creation or editing of a model splitted on more than one form. A classic case is a registration form divided into two steps or a guided wizard with several pages.This situation presents us with a problem: when and how to validate data?The first idea that may come to mind is simply to leave it all validations in the last page when you go to create or update the model. But this is also the least...

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The top 20 plugins to create a Rails application

Rails is now closer to its official third release and all plugins and gems authors are working to ensure compatibility of their products with the new version of the framework.Among the many Rails plugins released by the community, I make a list of 20 most used (and useful) in our projects at DevInterface.Authentication Authlogic: this plugin is definitely the mo...

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Rails Authlogic + Subdomain_fu Template

The second free Rails startup skeleton written by DevInterface and releases under Rails MIT license is Rails Authlogic + Subdomain_fu Template.Rails Authlogic + Subdomain_fu TemplateThis template works as a skeleton for any new Rails application (using Rails 2.3) that aims to provide authentication with subdomain support.To install and run this template perform following a...

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