prodis

my_hash[:status] if my_hash

# or

my_hash[:status] unless my_hash.nil?

prodis

#!bash
#
# bash completion support for core Git.
#
# Copyright (C) 2006,2007 Shawn O. Pearce <spearce@spearce.org>
# Conceptually based on gitcompletion (http://gitweb.hawaga.org.uk/).
# Distributed under the GNU General Public License, version 2.0.
#
# The contained completion routines provide support for completing:
#

prodis

require 'logger'

module CoolLog
  def logger
    @cool_log_logger ||= ::Logger.new(STDOUT)
  end

  def level
    @cool_log_level ||= :info
  end

prodis

try
{
    // Algum código (provavelmente mais POG)
}
catch (Exception e)
{
    throw new Exception(e.Message);
}

prodis

module SomeInstanceMethods
  def self.included(base)
    puts "Module #{self} has been included by #{base}."
  end

  def some_instance_method
    puts "Some instance method..."
  end
end

prodis

module Numbers
  def one
    puts "1"
  end

  def two
    puts "2"
  end
end

prodis

module CoolModule
  def do_something
    "I did it!"
  end
end

class SomeClass
  include CoolModule
end

prodis

class FreteCorreios
  def calcular
    # Implementação do método
  end
end

class FreteFedex
  def calcular
    # Implementação do método
  end

prodis

def some_method
  puts "Início do método"
  
  my_proc = Proc.new do |message|
    puts "Dentro do proc: #{message}"
    return
  end

  my_proc.call "Ruby Fundamental"
  puts "Fim do método" # Essa linha não é executada

prodis

my_proc = Proc.new { |x, y| x * y }