javascript

import { Controller } from "@hotwired/stimulus"

export default class extends Controller {
  static targets = ["container", "dialog"]

  connect() {

class ApplicationController < ActionController::Base
  protect_from_forgery with: :exception

  before_action :authenticate_user!
end

import { Controller } from "@hotwired/stimulus"

export default class extends Controller {
  static targets = ["count", "button"]
  static values = {
    url: String,

import { Controller } from "@hotwired/stimulus"
import consumer from "../channels/consumer"

export default class extends Controller {
  static values = { roomId: Number }

<h1><%= @post.title %></h1>
<p><%= @post.author_name %></p>

<%# Only sanitized rich text should be rendered as HTML %>
<div class="prose"><%= sanitize(@post.body_html, tags: %w[p a ul ol li strong em code], attributes: %w[href]) %></div>

class AdminController < ApplicationController
  before_action :authenticate_admin!
  before_action :disable_turbo_cache, only: %i[dashboard moderation_queue]

  helper_method :turbo_cache_control_tag

// Theme switching with CSS variables
const themeToggle = document.getElementById('theme-toggle');
const root = document.documentElement;

// Load saved theme
const savedTheme = localStorage.getItem('theme') || 'light';

<div data-controller="upload-progress">
  <%= form.file_field :avatar, direct_upload: true, data: { action: 'change->upload-progress#start' } %>

  <div class="mt-2 h-2 w-full rounded bg-gray-200">
    <div data-upload-progress-target="bar" class="h-2 w-0 rounded bg-blue-500"></div>
  </div>

import { Controller } from "@hotwired/stimulus"

export default class extends Controller {
  static targets = ["input"]
  static values = { wait: { type: Number, default: 300 }, url: String }

// 1. localStorage basics
// Store data
localStorage.setItem('username', 'alex');
localStorage.setItem('theme', 'dark');

// Retrieve data

// Array destructuring
const numbers = [1, 2, 3, 4, 5];
const [first, second] = numbers;
console.log(first, second); // 1 2

// Skip elements

// Structured logging with Winston (Node.js)
const winston = require('winston');
const { v4: uuidv4 } = require('uuid');

// Create logger
const logger = winston.createLogger({