Uploading into Amazon AWS images and Sitemaps on Spree 2.2 or Rails Apps
Hello guys I want to share with all of you a way to set up your Spree 2.2 or Rails app to upload your product images and the sitemap file into a cloud storage service, like Amazon AWS. Spree uses Paperclip for upload purposes, so if...
How to migrate/update to Devise 3.1
Recently we updated our online retrospective tool from Rails 3 to Rails 4. We got some issues related to the Devise gem, so I'm going to share with you what we did to fix those issues with Devise 3.1. In this current version of...
Backbone: How to implement pagination
Step by step Pagination using Kaminari, Rails, Coffeescript, Backbone and Underscore In this tutorial I’m going to show you how to implement pagination using Kaminari, Ruby on Rails, Coffeescript, Backbone js, Underscore js and...
How to limit two decimal digits in a jQuery input field
Hello there, this time I'd like to explain how to limit two decimal digits in a jQuery input field. This is how to do it: HTML code <input type="text" name="one" class="two-digits"><br>...
How to manage file uploads with Backbone.js, paperclip, jquery file upload and…
Hello there, A few days ago I was looking for a step-by-step tutorial on how to manage file uploads with the tools I mention in the title, and I couldn't find one, so I decided to write one myself! In the first part of the tutorial,...
Creating and using modules in Rails
Let’s talk about using Ruby Modules in Rails applications. I want to apply this tutorial to one refactoring task, where two pieces of code look very similar. controllers/actions_controller.rb if @retrospective.can_delete_action?...
Using lambda in ActiveRecord scopes that involve other classes
On one occasion, I had a problem with a couple of ActiveRecord scopes. The problem showed up when creating the database (rake db:create) and running migrations (rake db:migrate). The problem showed up in Travis CI after creating a...