albertywu

class IntWithPow(val i: Int) {
  def pow(n: Int) = Math.pow(i, n).toInt
}

implicit def intToInt(i: Int) = new IntWithPow(i)

// z = ax + by + c
type LinSolution = (Int, Int, Int)

val testRange = 0 to 5

albertywu

// assumes the passed-in array contains a single non-duplicate. Finds the non-duplicate.
// O(3n) = O(n) runtime
findNonduplicate = (numbers) => {
  const count = {}

  // N
  numbers.forEach(n => count[n] = count[n] ? count[n] + 1 : 1)

  return (Object
    .keys(count)

albertywu

const returnedDrones = {}

function dispatchDrones(drones) {
  drones.forEach(d => {
    droneId = d.dispatch() // droneId contains a random but unique id
    returnedDrones[droneId] = false
  }
}

// run this function at end of day

albertywu

class ProfitCalculator {
  
  constructor(prices) {
    this.prices = prices
  }

  // implementation 1 uses standard for-loop
  getMaxProfit() {
    let maxProfit = 0
    let minPrice = this.prices[0]

albertywu

class Tree {
  
  constructor(value, children = []) {
    this.value = value
    this.children = children
  }

  isLeaf() {

albertywu

class Rational(x: Int, y: Int) {
  
  // private method  
  private def gcd(x: Int, y: Int): Int = if (y == 0) x else gcd(y, x % y)
  
  // private value
  private val g = gcd(x, y)
  
  // accessor methods
  def numer = x / g // normalize using gcd

albertywu

sniffer = require('twitter-sniffer')({ # TODO: implement module
  consumer_key:         '...', # TODO: add key
  consumer_secret:      '...', # TODO: add key
  access_token:         '...', # TODO: add key
  access_token_secret:  '...'  # TODO: add key
})

SNIFF_PHRASE = "Live on #Periscope"

albertywu

class Peribot
  constructor: (robot) ->
    @cache = null
    @robot = robot
    @robot.brain.on 'loaded', => # ... set up @cache
    @listen() # sets up robot listeners

  add: (user_or_hashtag) -> # ...

  remove: (user_or_hashtag) -> # ...

albertywu

// Place your key bindings in this file to overwrite the defaults
[
  { "key": "shift+cmd+-",           "command": "workbench.action.openPreviousEditor" },
  { "key": "shift+cmd+=",           "command": "workbench.action.openPreviousEditor" },
  { "key": "shift+cmd+-",           "command": "workbench.action.quickOpenNavigatePrevious",
                                    "when": "inQuickOpen" },
  { "key": "shift+cmd+=",           "command": "workbench.action.quickOpenNavigateNext",
                                    "when": "inQuickOpen" },
  { "key": "shift+cmd+[",           "command": "editor.foldLevel2",
                                    "when": "editorFocus" },

albertywu

// Place your settings in this file to overwrite the default settings
{
  "filePicker.alternateFileNameMatching": true,
  "editor.fontLigatures": true,
  "editor.fontFamily": "Fira Code",
  "editor.fontSize": 15,
  "editor.lineHeight": 22,
  "editor.tabSize": 2,
  "editor.wrappingColumn": -1,
  "editor.formatOnType": true,