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digraph sameaddress {

  ///////////////////////////////////////
  // Global setup
  ///////////////////////////////////////

  node [shape=record];
  rankdir=LR;
//ranksep=1;
  nodesep=0.5;

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 // based on the book, this is somewhat better but without MERGEs,
  // you'll end up with one extra relationship per new timeline.
  create
  (kilgore:Person {name: "Kilgore"}),
  (e1:Event {event: "Become CORE student"}),
  (e2:Event {event: "Called SFTB"}),
  (e3:Event {event: "Donate $2"}),
  (timeline:Timeline {name: "Kilgore's timeline"}),
  (sept:Month {name: "September"}),(oct:Month {name: "October"}),
  (d9:Day {name: '9th'}),(d3:Day {name: '3rd'}),

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create 
(:Timeline)-[:YEAR]->(y:Year {value: 2017})-[:MONTH]->(m9:Month {value: "9"})-[:DAY]->(:Day {value: "12"})-[:EVENT {description: "Called"}]->(sftb:Org {name: "SFTB"}),
(m9)-[:DAY]->(:Day {value: "19"})-[:EVENT {description: "Intake"}]->(:Education {name: "vmi"})-[:ORG]->(sftb),
(y)-[:MONTH]->(m10:Month {value: "10"})-[:DAY]->(:Day {value: "12"})-[:EVENT {description: "Started learning stuff"}]->(sftb),
(m10)-[:DAY]->(:Day {value: "19"})-[:EVENT {description: "donated $2"}]->(sftb);

match (:Timeline)-[]->(year),p=(year)-[*2]->()-[r:EVENT]->()
with p as event_paths, r as events
return nodes(event_paths), events;

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class LoginViewController: UIViewController {

    // (...)

    override func viewWillAppear(_ animated: Bool) {
        print("""

              ... \(self)
              ... PRESENTED BY
              ... \(self.presentingViewController?.description ?? "none")

toraritte

FirebaseUI's basic authentication workflow

(Learning Objective-C by going through the FirebaseUI codebase)

Continuing from the instantiation of FUIEmailEntryViewController: how does FirebaseUI know that a user already exists? For example, entering an email address and hitting "Next" either yields a new page asking for a password or a sign up form for new user.

i. My LoginViewController

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    func concatChunks() {
        let composition = AVMutableComposition()

//      let compositionTrack  =
//          composition.addMutableTrack(
//              withMediaType:    .audio,
//              preferredTrackID: kCMPersistentTrackID_Invalid)
        
        var insertAt = CMTimeRange(start: kCMTimeZero, end: kCMTimeZero)

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$ mix phx.new puffin
$ cd puffin
$ mix phx.gen.html Accounts User users name:string username:string:unique
$ sed -i '/ get/i \    resources "/users", UserController' lib/puffin_web/router.ex
$ mix ecto.create
$ mix ecto.migrate

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#!/bin/sh

mix phx.new puffin
cd puffin
mix phx.gen.html Accounts User users name:string username:string:unique
sed -i '/ get/i \    resources "/users", UserController' lib/puffin_web/router.ex
mix ecto.create
mix ecto.migrate

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  def create(conn, %{"user" => user_params}) do
    # + + + + + + + + + + + +
    require IEx; IEx.pry  # <-
    # + + + + + + + + + + + +
    case Accounts.create_user(user_params) do
      {:ok, user} ->
        conn
        |> put_flash(:info, "User created successfully.")
        |> redirect(to: user_path(conn, :show, user))
      {:error, %Ecto.Changeset{} = changeset} ->

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  def create(conn, %{"user" => user_params}) do
    case Accounts.create_user(user_params) do
      {:ok, user} ->
        conn
        |> put_flash(:info, "User created successfully.")
        # + + + + + + + + + + + + + + + + + + + + + + + + + +
        |> (fn (conn) -> require IEx; IEx.pry; conn end).()
        # + + + + + + + + + + + + + + + + + + + + + + + + + +
        |> redirect(to: user_path(conn, :show, user))
      {:error, %Ecto.Changeset{} = changeset} ->