sabiwara

Beyond Enum (tokyo.ex #21)

Mix.install([
  {:kino_benchee, git: "https://github.com/livebook-dev/kino_benchee"},
  :enumancer
])

sabiwara

Nx hands On Livebook - TokyoEx 2022/05/29

Mix.install([
  {:nx, "~> 0.2.0"},
  {:exla, "~> 0.2.0"}
])

sabiwara

1..10 
|> Enum.map(fn _ -> Enum.random(?a..?z) end) 
|> to_string()

sabiwara

# Idea 1: using $, $$...

{sections, _} =
  for section <- sections,
      let: [$section_counter: 1, $lesson_counter: 1] do
    $lesson_counter = if section["reset_lesson_position"], do: 1, else: $lesson_counter

    {lessons, $lesson_counter} =
      for lesson <- section["lessons"], let: [$$lesson_counter: $lesson_counter] do
        lesson = Map.put(lesson, "position", $$lesson_counter)