Elixir OTP Patterns

Master OTP (Open Telecom Platform) patterns to build concurrent, fault-tolerant Elixir applications. This skill covers GenServer, Supervisor, Agent, Task, and other OTP behaviors.

GenServer Basics

defmodule Counter do
  use GenServer

  # Client API

  def start_link(initial_value \\ 0) do
    GenServer.start_link(__MODULE__, initial_value, name: __MODULE__)
  end