Phoenixインストールまで ref: http://qiita.com/ngtk/items/958f35de8c48659f2463

file0.txt

$ brew install elixir
$ elixir -v
Elixir 1.0.5

$ brew install postgresql
$ createdb # データベース追加
$ createuser postgres # postgresユーザを追加
$ psql
(username)=\# ALTER USER postgres CREATEDB; # DB作成できるように

$ mix local.hex # パッケージマネージャー hexをインストール
$ mix phoenix.new ./practice_phoenix
$ cd ./practice_phoenix
$ mix ecto.create
$ mix phoenix.server
[info] Running PracticePhoenix.Endpoint with Cowboy on http://localhost:4000
30 Aug 18:56:08 - info: compiled 5 files into 2 files, copied 3 in 2181ms

file1.txt

$ mix help | grep phoenix
mix phoenix.digest      # Digests and compress static files
mix phoenix.gen.channel # Generates a Phoenix channel
mix phoenix.gen.html    # Generates controller, model and views for an HTML based resource
mix phoenix.gen.json    # Generates a controller and model for a JSON based resource
mix phoenix.gen.model   # Generates an Ecto model
mix phoenix.gen.secret  # Generates a secret
mix phoenix.new         # Create a new Phoenix v1.0.0 application
mix phoenix.routes      # Prints all routes
mix phoenix.server      # Starts applications and their servers