Example of a database seed file for rails

seeds.rb

# loop over this 5 times
5.times do |i|
  # create a topic with the name provided name and description
  t = Topic.create(title: "Topic ##{i}", description: "This topic is cool because everyone loves the topic number ##{i}.")
  # create a random number between 1 and 100 and loop that many times create a vote for this topic
  rand(1..100).times do |j|
    t.votes.create
  end
end
# create a user with this email address and password
# you cannot 'mass assign attributes' to users you need to 
# split password, password_confirmation onto separate lines
x = User.new
x.email='[email protected]'
# you need to provide both a password and password confirmation
x.password='12345678'
x.password_confirmation='12345678'
x.save!