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brew bundle dump

# https://github.com/homebrew/install#uninstall-homebrew
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/uninstall.sh)"

# https://brew.sh/
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

# restore packages
brew bundle

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Repo.all from u in User, 
         preload: [{:investiment_funds, :institution}, :transfers]

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Repo.all from u in User, 
         preload: [:investiment_funds, :transfers]

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Repo.all from u in User, 
         preload: [:investiment_funds]

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# Create a query
query = from u in User, where: u.age > 18

# Extend the query
query = from u in query, select: u.name

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classes = (from klass in Class,
           order_by: klass.created_at)
           
query = (from course in Course,
        preload: [classes: ^classes])

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(from c in Course,
join: class in assoc(c, :classes),
preload: [classes: class],
select: c)

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(from c in Course,
 preload: [classes: class],
 select: c)

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 (from c in Course,
 select: c)

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def changeset(user, params \\ %{}) do
  user
  |> cast(params, [:name, :email, :age])
  |> validate_required([:name, :email])
  |> validate_format(:email, ~r/@/)
  |> validate_inclusion(:age, 18..100)
  |> unique_constraint(:email)
end