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Stimulus Controllers

User Live Search with Stimulus, Turbo Frames and PgSearch
Here's a solution I've used on a project to add a user switcher dropdown with typeahead search to a navbar. It uses the pg_search gem for Postgres full-text search. There are a lot of blog posts out there with similar solutions, with terms like: typeahead, autocomplete, autosuggest, instant search. 
class UsersSearchesController < ApplicationController
  def index
    @users = users_query(params[:query])

    respond_to do |format|
Curated ago by @jeremysmithco
Alternative approach to drag and drop sorting with acts_as_list
Here's an somewhat unconventional approach to drag and drop sorting using acts_as_list I came up with this week. In the old days, I would have implemented something similar to this RailsCasts episode. But I think I might like this better. I made a YouTube video explaining my thinking. As Chris... 
class ListInsertionsController < ApplicationController
  def create
    item = GlobalID::Locator.locate(params[:item])
    precursor = GlobalID::Locator.locate(params[:precursor])
    authorize item, :update?
Curated ago by @jeremysmithco