seja feliz com

ruby

lucas renan

nunu

nugurusorocaba

nu

nu

nusad panda

nuyukihiro matsumoto

nuperl, smalltalk, eiffel, ada, lisp

nuruby permite que você seja feliz

nuuhull, valeu matz :)

nu5.times { puts "We love Ruby" }

nupuramente orientada a objetos

nu1.class # => Fixnum

nu1.class # => Fixnum

"ruby".class # => String

nu1.class # => Fixnum

"ruby".class # => String

1.to_s.class # => String

nuruby permite que você escreva código elegante

nuclass Personend

person = Person.new

nuclass Person attr_accessor :nameend

person = Person.newperson.name = "lucas"

nuclass Person attr_accessor :name, :ageend

person = Person.newperson.name = "lucas"person.age = 24

puts person.age # => 24

nuclass Person attr_accessor :name, :age def is_adult? @age > 18 endend

person = Person.newperson.name = "lucas"person.age = 24

puts person.is_adult? # => true

nuactive support

nurequire "active_support/all"

1.day.ago # => 2013-08-09 00:00:00 -0300

nurequire "active_support/all"

1.day.ago # => 2013-08-09 00:00:00 -0300

Date.today.beginning_of_month # => Thu, 01 Aug 2013

nurequire "active_support/all"

1.day.ago # => 2013-08-09 00:00:00 -0300

Date.today.beginning_of_month # => Thu, 01 Aug 2013

[1, 2, 3].sum # => 6

nu

numetaprogramming

nuklass = Class.new doend

Person = klassPerson.name # => Person

nuklass = Class.new doend

Person = klassPerson.name # => Person

person = Person.new

nuklass = Class.new do ["say", "scream"].each do |method| define_method method do |message| "#{method}ing: #{message}" end endend

Person = klassPerson.name # => Person

person = Person.newputs person.say "ruby" # => saying: rubyputs person.scream "ruby <3" # => screaming: ruby <3

nuinstalação

nu

nu

nuaté quando você vai ficar triste?

nuobrigado :)