RUBY ON RAILS COMANDOS

ruby_on_rails_comandos.erb

# Para ver los tipos de columnas de un modelo
Model.columns_hash.each {|k,v| puts "#{k} => #{v.type}"}

# debugging de una variable
<%if Rails.env.development?%>
  <div class='row'></div>
  <div class='col'></div>
  <%= debug @contacts%>
<%end%>

# ver web-console
<%if Rails.env.development?%>
<%= console%>
<%end%>

# ver logs servidor
tail -300f log/development.log | egrep 'patron'
tail -300f log/development.log | egrep 'exp'
tail -300f log/development.log | egrep '\/\*'