sescobb27

creating | handling with  | where y is
-----------------------------------------------------
raise x  | rescue y       | %RuntimeError{message: x}
error(x) | rescue y       | %ErlangError{original: x}
throw x  | catch y        | x
exit(x)  | catch :exit, y | x


creating | handling with | where y is | and z is

sescobb27

defmodule MyList  
  def delete_all(list, el) do 
    _delete_all(list, el, [])
    |> Enum.reverse()
  end

  def _delete_all([el | tail], el, new_list) do
    _delete_all(tail, el, new_list)
  end

sescobb27

defmodule ReqWithBackoff do
  # hakney :connect_timeout - timeout used when establishing a connection, in milliseconds
  # hakney :recv_timeout - timeout used when receiving from a connection, in milliseconds
  # poison :timeout - timeout to establish a connection, in milliseconds
  # :backoff_max - maximum backoff time, in milliseconds
  # :backoff_factor - a backoff factor to apply between attempts, in milliseconds
  defp fetch(uri) do
    options = [
      follow_redirect: true,
      recv_timeout: Application.get_env(:arc, :recv_timeout, 5_000),

sescobb27

defmodule MergeCommonPlaces do
  def merge_places([]), do: []
  def merge_places([place | rest]) do
    {similar_places, rest_places} = 
      Enum.reduce(rest, {[], []}, fn plc, {same_places, rest} ->
        if same_place?(place, plc) do
          {[plc | same_places], rest}
        else
          {same_places, [plc | rest]}
        end

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defmodule BG.Aggregator.Supervisor do
  use Supervisor
  @name BG.Aggregator.Supervisor

  def start_link() do
    Supervisor.start_link(__MODULE__, :ok, name: @name)
  end

  def init(:ok) do
    num_aggregator_consumers = Application.get_env(:twd, :num_aggregator_consumers, 5)

sescobb27

defmodule Cluster.RabbitStrategy do
  use GenServer
  use Cluster.Strategy
  import Cluster.Logger

  alias Cluster.Strategy.State

  @routing_key "cluster.heartbeat"

  def start_link(opts) do

sescobb27

defmodule RepoStream do
  defmodule Producer do
    use GenStage

    defstruct [:demand, :pid]

    def start_link() do
      GenStage.start_link(__MODULE__, self())
    end 

sescobb27

Tinkko - http://tinkko.com
Selina :unicorn_face: - https://www.selina.com/cowork-medellin/
Nodo-coworking - https://nodo.space/coworking-nodo/
Co-Work Latam - http://www.rutanmedellin.org/es/ciudad/item/en-noviembre-se-abrira-el-espacio-de-co-working-mas-grande-de-la-ciudad
Ruta N - https://www.coworklatam.com/sedes/colombia-medellin-ruta-n/
Epicentro - http://www.epicentro.com.co/espacio.html

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require 'benchmark'

class Array
  def my_map
    self.inject([]) do |arr, elm|
      arr << (yield elm)
    end
  end

  def filter_map fn

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Deploying Phoenix on Dokku

Worked 2015-09-08 for Phoenix 1.0.1 on Dokku 0.3.25.

These instructions assume you've set up Dokku. If not, go find a tutorial for that part. My notes for setting it up on Digital Ocean.

On your local machine, in the app's repo

Create a Dokku app: