coodoo

const fetch = require('node-fetch')
const fs = require('fs-extra')
const { execSync } = require('child_process')

const main = async () => {
  const query = `nasa,cycling,surfing,underwater,swimming`
  const size = `1`
  const order = `latest`
  const orientation=`landscape`
  const photoName = 'photo.png'

coodoo

import {
  PixelRatio,
  Dimensions,
  useWindowDimensions
} from 'react-native'

const to = n => Number(n.toFixed(2))
const { width, height  } = Dimensions.get('window')

// 將短的那邊視為 width

coodoo

function matrixArrayToCssMatrix(array) {
  return "matrix3d(" + array.join(',') + ")";
}

function multiplyMatrixAndPoint(matrix, point) {

  //Give a simple variable name to each part of the matrix, a column and row number
  var c0r0 = matrix[0],
    c1r0 = matrix[1],
    c2r0 = matrix[2],

coodoo

前言

這是 Oct. 28 ~ Nov. 01, 2020 間於推特上舉辦的趣味面試挑戰，四天期間共 517 人次閱讀、42 人 fork sandbox，最後收到九份回答，如果這是正式面試，將錄取 5 人、備取 1 人、拒絕 3 人，也就是成功率約六成。

先說結論

• 面試時別急著跳進去回答問題，先拉高層次觀察問題的形狀，搞清楚 root cause 後再思考答案與解法

• 過程中多詢問主考官真正想達到的目地、目前為何採取此手法、現在的做法是否遇到困難、有無解法上的限制(time, mem, cpu bound)

coodoo

{
  "global":
  {
    "check_for_updates_on_startup": true,
    "show_in_menu_bar": false,
    "show_profile_name_in_menu_bar": false
  },
  "profiles":
  [
    {

coodoo

{
	id: 'Root',
	initial: 'after map loaded',
	states: {
		'before map loaded': {
			on: {},
			states: {}
		},
		'after map loaded': {
			on: {},

coodoo

# Overview

	- GraphQL
		- 是 query language
		- 也是一份規格

	- GraphQL engine
		- spec 的實作
		- 已有多種語言版本的實作(FB 官方提供 js 實作)

coodoo

  // Available variables:
  // - Machine
  // - interpret
  // - assign
  // - send
  // - sendParent
  // - spawn
  // - raise
  // - actions

coodoo

const once = useRef(false)
useEffect(() => {

	if(once.current === false){
		once.current = true
		// do things as were in componentDidMount
		return
	}

coodoo

const T = {
  INT: 'INT',
  SIGN: 'SIGN',
  DOT: 'DOT',
  EXPO: 'EXPO',
  SPACE: 'SPACE',
  INVALID: 'INVALID',
  EMPTY: 'EMPTY',
}