The 15 best gems for ruby on rails web applications

The 15 best gems for ruby on rails web applications

In this post I will share the technology stack that we use in DevInterface in order to create Ruby on Rails web applications.From my point of view, the gems that I’ll show later in this article represent the best options to develop in an Agile and DRY way and to achieve complex solutions in the shortest time possible.These gems are the “core” of each our Gemfile because they allow to solve the most common problems that face in every application. In s...

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Tips: Multiple pagination with will_paginate

Will Paginate is a great and widely used gem for pagination in Ruby on Rails.Sometimes you need to paginate multiple list on the same page.This tip show you how to put a list of paginated products and a list of of paginated services on the same page with will_paginate. The key point is to use a custom param param_name in the view and also in the controllerThe view code is s...

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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 :send_confirmation_instructions ...

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Ruby on Rails and jQuery: multiselect with checkbox

Ruby on Rails and jQuery: multiselect with checkbox

Today I want to present a very convenient jQuery plugin I’ve used to create a combo box with checkboxes for a multi-selection field.Suppose we have a form of insertion / modification of user data, and that the user can have multiple functions. We start with rendering the form with a multi-selection field, where you can select more functions with the combination “<ctrl> + click “.123456789101112<%= simple_form_for(@user) do |f| %> <%...

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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 => 'standard' end def sh...

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