Rails 3 Remote Links and Forms: A Definitive Guide

There is a problem with AJAX response handling for Rails 3 remote links and forms in Internet Explorer. This problem affects applications still using jQuery 1.4.2.

Webpacker is Rails' way of integrating Webpack, and version 4 has been released just a few days ago, allowing us to use Webpack 4.

I successfully upgraded an existing real-world Webpack 3 application. Below are notes on everything that I encounte...

Leads to awesomeness and unicorns when used in production.

It’s pretty common for projects hosted on GitHub to receive “pull requests”: requests from people who have cloned your project, made a modification to it and then asking you to merge their changes back into the main project.

There are a lot of wa...

Here is a set of additive color model conversion algorithms that I found published on Wikipedia and have implemented in JavaScript.

Localizing a non-trivial application can be a huge undertaking. This card will give you an overview over the many components that are affected.

When you are asked to give an estimate for the effort involved, go through the list below and check wh...

To make the RSpec matcher of the authorization solution Consul work with Rspec 2.x read the following blog post.

Lets say we have a user with a contract whereas contract is a mounted carrierwave file.

Now we want to send the link to the contract in a mail. For this use case join the root_url with...

General

Programatically invoke Rails generators

Require the generator, instantiate it and invoke it (because generators are Thor::Groups, you need to invoke them with invoke_all). Example:

  require 'generators/wheelie/haml...

In Rails 2, you could use link_to_remote ... :update => 'id' to automatically replace the content of $('#id').

To do the same in Rails 3, include usual rails-ujs JavaScript, and...