yota345

// 秒数カウンターを実装。いまは実装内容を深く考えないでください。
func myInterval(interval: NSTimeInterval) -> Observable<Int> {
    return Observable.create { observer in
        print("Subscribed")
        let queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0)
        let timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, queue)

        var next = 0

        dispatch_source_set_timer(timer, 0, UInt64(interval * Double(NSEC_PER_SEC)), 0)

yota345

Started ----
Subscribed
Subscribed
First 0
Second 0
First 1
Second 1
First 2
Second 2
First 3

yota345

application: your app id
service: default
version: 1
runtime: go
api_version: go1
default_expiration: "1d"
instance_class: F1

env_variables:
  MY_VAR: 'my value'

yota345

.
├── readme.md
├── config.toml
└── v1
    ├── app
    │   ├── app-engine.go
    │   ├── app.go
    │   ├── app.yaml
    │   └── queue.yaml
    ├── app-standalone.go

yota345

service cloud.firestore {
  match /databases/{database}/documents {
    function isOwn() {
      return request.resource.userId == request.auth.uid;
    }
    function hasTimestamp() {
      return request.resource.data.timestamp == request.time;
    }
    function isCalm() {
      return request.time > resource.data.timestamp + duration.value(5, 's');

yota345

WITH start AS (
  SELECT 
    user_pseudo_id,
    EXTRACT(DATE FROM TIMESTAMP_MICROS(event_timestamp)) AS start_date
  FROM
    `your.database.events_*`
  WHERE
    _TABLE_SUFFIX BETWEEN FORMAT_DATE("%Y%m%d", DATE_SUB(DATE_TRUNC(CURRENT_DATE(), WEEK), INTERVAL 5 WEEK)) AND FORMAT_DATE("%Y%m%d", DATE_SUB(DATE_TRUNC(CURRENT_DATE(), WEEK), INTERVAL 1 DAY))
    AND event_name = "your event name"
    AND EXTRACT(DATE FROM TIMESTAMP_MICROS(event_timestamp))  BETWEEN DATE_SUB(DATE_TRUNC(CURRENT_DATE(), WEEK), INTERVAL 5 WEEK) AND DATE_SUB(DATE_TRUNC(CURRENT_DATE(), WEEK), INTERVAL 1 DAY)