Elixir |> Fun

Transcript

1. Elixir |> Fun
2. UFRJ |> Startup |> Visagio Github: /victorlcampos Facebook: /victorlcampos Youtube: Cast2Dev
3. defmodule Elixir do @moduledoc “”” Elixir is a dynamic, functional language designed for building scalable and maintainable applications. Elixir leverages the Erlang VM, known for running low-latency, distributed and fault-tolerant systems, while also being successfully used in web development and the embedded software domain. “”” end
4. Why is Elixir Fun?
5. Functional Paradigm
6. Same Argument Same Result
7. No Share States
8. No Side Effects
9. Unit Test is SO EASY NOW
10. Concurrency If you are locking you are probably doing something (very) wrong!
11. Erlang 99.999999999%
12. Erlang (29 anos)
13. Erlang (OTP) The (right) answer for concurrency problems. Ask Whatsapp!!
14. But... (Very) Ugly Syntax
15. Elixir comes to renew the Erlang Syntax SO...
16. The pipe operator |> g(h(f(x))) x |> f() |> h() |> g()
17. Pattern matching
18. Pattern matching
19. Lazy Evaluation
20. Tail Call Optimization (forget Stack Overflow)
21. Macros (with great power comes great responsibility)
22. Scalability (1 million processes in 7 s)
23. Fault-tolerance
24. Where can I use this to solve real problems?
27. FAST (Responds requests in microseconds)
28. 2 Million Websocket Connections
29. Easy (and fun) to Learn “How long it took to convert our team from Rails to Phoenix? One Week” - Dockyard
30. Where can I start?