2010-10-20 shotgunを使えば、Sinatra開発にサーバーの再起動はもう無用 ruby sinatra Source file reloading was removed in the 0.9.2 due to excess complexity.For reloading Sinatra you can use shotgun, Rack::Reloader, or Sinatra::Reloader.Sinatra: Frequently Asked Questions $ sudo gem install shotgun $ shotgun myapp.rbshotgun使えば、変更する度にサーバーを再起動させる必要なくなります。