ruby
class PasswordResetsController < ApplicationController
  before_action :find_user_by_token, only: [:edit, :update]

  def create
    user = User.find_by(email: params[:email]&.downcase)

Secure password reset flow with signed tokens

rails security authentication
by Alex Kumar 1 tab
ruby
Apartment.configure do |config|
  config.excluded_models = %w[Tenant User]
  config.tenant_names = -> { Tenant.pluck(:schema_name) }
  config.use_schemas = true
end

Multi-tenancy with apartment gem

rails multi-tenancy postgresql
by Alex Kumar 3 tabs
ruby
module MyApp
  class Application < Rails::Application
    config.load_defaults 6.1

    # Enable response compression
    config.middleware.use Rack::Deflater

API response compression with Rack::Deflater

rails performance api
by Alex Kumar 1 tab
ruby
module Idempotency
  extend ActiveSupport::Concern

  included do
    before_action :check_idempotency_key, only: [:create, :update]
    after_action :store_idempotent_response, only: [:create, :update]

Request deduplication with idempotency keys

rails api reliability
by Alex Kumar 1 tab
ruby
class AddMetadataToUsers < ActiveRecord::Migration[6.1]
  def change
    add_column :users, :metadata, :jsonb, default: {}, null: false
    add_index :users, :metadata, using: :gin
  end
end

JSON column for flexible schema extensions

rails postgresql database
by Alex Kumar 3 tabs
ruby
require 'activerecord-import'

class BulkImportPostsService
  BATCH_SIZE = 1000

  def initialize(csv_file_path)

Bulk operations with ActiveRecord import

rails performance activerecord
by Alex Kumar 1 tab
ruby
class CreateAuditLogs < ActiveRecord::Migration[6.1]
  def change
    create_table :audit_logs do |t|
      t.references :user, null: true, foreign_key: true
      t.string :action, null: false
      t.string :resource_type

Audit logging for sensitive operations

rails security audit-logging
by Alex Kumar 3 tabs
ruby
class RateLimiter
  def initialize(key:, limit:, window:)
    @key = "rate_limit:#{key}"
    @limit = limit
    @window = window
  end

API throttling with custom Redis-based limiter

rails redis rate-limiting
by Alex Kumar 2 tabs
ruby
class NotificationsChannel < ApplicationCable::Channel
  def subscribed
    stream_for current_user
  end

  def unsubscribed

Action Cable for real-time WebSocket communication

rails actioncable websockets
by Alex Kumar 3 tabs
ruby
module Middleware
  class RequestTimer
    def initialize(app)
      @app = app
    end

Custom middleware for request tracking

rails rack middleware
by Alex Kumar 2 tabs
ruby
module Types
  class PostType < Types::BaseObject
    field :id, ID, null: false
    field :title, String, null: false
    field :body, String, null: false
    field :excerpt, String, null: true

GraphQL API with graphql-ruby gem

rails graphql api
by Alex Kumar 2 tabs
yaml
production:
  primary:
    adapter: postgresql
    url: <%= ENV['DATABASE_URL'] %>
    pool: <%= ENV.fetch("RAILS_MAX_THREADS", 5) %>
  primary_replica:

Database read replicas for scaling reads

rails postgresql scaling
by Alex Kumar 3 tabs