Elixir. There and Back Again

Transcript

3. EVIL MARTIANS
4. EVIL MARTIANS
5. Nikolay Sverchkov @ssnickolay
6. Battle of facts
7. Dependencies
8. ??? “Welcome email” ???
9. Sidekiq (Redis) “Welcome email” ???
10. GenServer defmodule EmailSender do use GenServer def handle_cast({:send, email}, state) do # send email {:noreply, state} end end # Start the server {:ok, pid} = GenServer.start_link(EmailSender, []) # This is the client GenServer.cast(pid, {:send, “user@example.com"}) #=> :ok
11. Sidekiq (Redis) “Welcome email” [OTP] GenServer
12. Sidekiq (Redis) ??? “We love cashcache” [OTP] GenServer ???
13. Sidekiq (Redis) Memcached “We love cashcache” [OTP] GenServer ???
14. Memcached vs ETS
15. Sidekiq (Redis) Memcached “We love cashcache” [OTP] GenServer [OTP] ETS
16. Sidekiq (Redis) Memcached ??? “Where is my long polling?” [OTP] GenServer [OTP] ETS ???
17. Sidekiq (Redis) Memcached AnyCable “Where is my long polling?” [OTP] GenServer [OTP] ETS ???
18. Sidekiq (Redis) Memcached AnyCable “Where is my long polling?” [OTP] GenServer [OTP] ETS Phoenix Channels
19. Sidekiq (Redis) Memcached AnyCable ??? Message broker [OTP] GenServer [OTP] ETS Phoenix Channels ???
20. Sidekiq (Redis) Memcached AnyCable RabbitMQ Message broker [OTP] GenServer [OTP] ETS Phoenix Channels RabbitMQ
22. Wait, it's like…
24. Erlang -> Java BEAM -> JVM Elixir -> ???
26. Development
27. ??? Speed ???
28. Spring + Bootsnap Speed By Design
29. Spring + Bootsnap ??? Architecture [DDD] By Design ???
30. Spring + Bootsnap Trailblazer\Dry(Hanami?) Architecture [DDD] By Design By Design
31. Spring + Bootsnap Trailblazer\Dry(Hanami?) ??? Umbrella By Design By Design ???
32. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? Umbrella By Design By Design By Design
33. Flawless Victory?
34. I have to rewrite everything with Elixir
35. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? ??? Debugging By Design By Design Umbrella ???
36. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? Pry Debugging By Design By Design Umbrella IEx.pry
37. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? Pry ??? Deploy By Design By Design Umbrella IEx.pry ???
38. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? Pry Docker\Capistrano Deploy By Design By Design Umbrella IEx.pry Mix\Distillery
39. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? Pry Docker\Capistrano ??? Tests tooling By Design By Design Umbrella IEx.pry Mix\Distillery ???
40. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? Pry Docker\Capistrano Rspec\Capybara Tests tooling By Design By Design Umbrella IEx.pry Mix\Distillery Espec\Hound
41. Overtime
42. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? ActiveRecord (Rom?) Docker\Capistrano Rspec\Capybara Upload Image By Design By Design Umbrella Ecto Mix\Distillery Espec\Hound
43. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? ActiveRecord (Rom?) Docker\Capistrano Rspec\Capybara Send Email with attachment By Design By Design Umbrella Ecto Mix\Distillery Espec\Hound
44. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? ActiveRecord (Rom?) Docker\Capistrano Rspec\Capybara Authorization By Design By Design Umbrella Ecto Mix\Distillery Espec\Hound
45. Spring + Bootsnap Trailblazer\Dry(Hanami?) Hanami? ActiveRecord (Rom?) Docker\Capistrano Rspec\Capybara Update deps By Design By Design Umbrella Ecto Mix\Distillery Espec\Hound
46. Summary
47. Good for: Monolith Microservice Terrible for: Concurrency Key points Good for: Microservice Concurrency Terrible for: CMS Admin panel
48. Why exactly Elixir?
49. Why exactly Elixir? • Fast learning • A lot of job offers • http://erlangjobs.ru/ • High salary (Ruby < Elixir < Go) https://t.me/proelixir https://wunsh.ru/