douglascamata/Rick-Rocks-Academics — comment on commit 023b59bd3c21e184d1e7653410128054f902877e
File:  line 0
By henrique2010:

Testei no console aqui, isso aqui pegou... =)
```ruby
@turmas = Turma.all.map {|turma| turma if turma.periodo_letivo == PeriodoCorrente.talk_to_me}.delete_if { |turma| turma.nil? }
```