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trait Semigroup[A] { | |
def op(a1: A, a2: A): A | |
} | |
trait Monoid[A] extends Semigroup[A] { | |
def zero: A | |
} | |
trait Group[A] extends Monoid[A] { | |
// Override one or both |
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require 'gctools/oobgc' | |
module GC | |
module OOB | |
module PumaMiddleware | |
def self.new(app) | |
ObjectSpace.each_object(Puma::Server) do |s| | |
s.extend(self) | |
end | |
app |
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NSURL *url = [NSURL URLWithString:@"ws://localhost:4000/ws"]; | |
// Opens connection to Phoenix | |
_phoenix = [[Phoenix alloc] initWithURL:url]; | |
[_phoenix setDelegate:self]; | |
[_phoenix open]; | |
// Creates, listens on, and joins channel | |
_channel = [[PhoenixChannel alloc] initWithTopic:@"locations:1" payload:nil withPhoenix:_phoenix]; | |
[_channel on:@"driver:location" handleEventBlock:^(id message) { |
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sealed trait InvoiceStatus | |
case class NoGenerated() extends InvoiceStatus | |
case class Generated() extends InvoiceStatus | |
case class Paid() extends InvoiceStatus | |
case class Invoice[State <: InvoiceStatus](id: Option[Long], value: Long, status: State) | |
trait InvoiceServices { |
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defmodule Comision do | |
defstruct estado: nil | |
def liquidar(%Comision{} = c) do | |
%{c | estado: :liquidada} | |
end | |
def anular(%Comision{estado: :liquidada} = c) do | |
%{c | estado: :anulada} | |
end |
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def salaries_by_lang(salaries, lang) | |
salaries.find_all{|x| x[:in_what_technologies_are_you_proficient?] =~ /#{lang}/} | |
end | |
# company_type can be for example: multinational, outside, exclusively | |
def salaries_by_company_type(salaries, company_type) | |
salaries.find_all{|x| x[:"referring_to_the_company_or_project_that_you_work_for_most_of_the_time:"] =~ /#{company_type}/} | |
end |
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Colombia salaries: | |
Total: 77 | |
$0: 1 | |
USD$1 - USD$999: 27 | |
USD$1,000 - USD$1,999: 31 | |
USD$2,000 - USD$2,999: 8 | |
USD$3,000 - USD$3,999: 6 | |
USD$4,000 - USD$4,999: 1 | |
USD$5,000 - USD$5,999: 2 | |
USD$6,000 - USD$6,999: 0 |
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defmodule Math do | |
def factorial(0), do: 1 | |
def factorial(n) when n > 0 do | |
n * factorial(n - 1) | |
end | |
end |
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defmodule Enum do | |
def each([], _fun), do: nil | |
def each([head | tail], fun) do | |
fun.(head) | |
each(tail) | |
end | |
end |
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defmodule Enum do | |
def map([], _fun), do: [] | |
def map([head | tail], fun) do | |
[fun.(head) | map(tail)] | |
end | |
def reduce([], acc, _fun), do: acc | |
def reduce([head | tail], acc, fun) do |