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const state = {
  counter: 0
};

const randomInt = (min, max) =>
  Math.floor(Math.random() * (max - min + 1)) + min;

const sleep = (min, max = min) =>
  new Promise(resolve => {
    setTimeout(resolve, randomInt(min, max));

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{
  // See https://go.microsoft.com/fwlink/?LinkId=733558
  // for the documentation about the tasks.json format
  "version": "2.0.0",
  "tasks": [
    {
      "label": "Run",
      "type": "shell",
      "windows": {
        "command": "C:\\Octave\\Octave-4.2.1\\bin\\octave-gui.exe",

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@stores({
  ...
})
@debouncePropsUpdate({
  x: 1000,
})
@throttlePropsUpdate({
  y: 1000,
})
class MyComponent extends React.Component {

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import autobind from './autobind';

class Base {
  constructor(v) {
    this.v = v;
  }
}

function multiply(by) {
  return function $multiply(target, name, descriptor) {

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import match, { $, $$$ } from 'match-with';


// l is a list

const length = match(l).with(
  // $() is a single-item named placeholder
  // $$$() is a rest-collecting named placeholder
  // .when(predicate) adds a guard predicate
  clause([$('head'), $$$('tail')]).when(({ tail }) => tail.length > 0)).then(({ head, tail }) => 1 + tail.length),

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const willUnmount = Symbol('unmount');

function statefulComponent(getInitialState, render, componentWillUnmount = () => void 0) {
  return function*(props) {
    const internalId = React.pleaseGiveMeAnInternalId();
    const state = getInitialState(props);
    const setState = (nextState) => {
      Object.assign(state, nextState);
      React.pleaseRerenderThisInternalId(internalId);
    };

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const $x = Symbol();
const t = { $x: 4, y: 5, z: 6 };

const { [$x], ...collect } = t; // collect = { y: 5, z: 6 }

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let x;

class A {
  constructor() {
    this.a = true;
    // explictly returns this
    return this;
  }
}

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{
	"always_show_minimap_viewport": true,
	"bold_folder_labels": true,
	"color_scheme": "Packages/Oceanic Next Color Scheme/Oceanic Next.tmTheme",
	"copy_with_empty_selection": true,
	"ensure_newline_at_eof_on_save": true,
	"font_family": "Consolas",
	"font_options": "subpixel_antialias",
	"highlight_line": true,
	"highlight_modified_tabs": true,

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@component(() => ({
  users: ['remote://users', {}],
}))
@component(({ users }) =>
  users.mapKeys((userId) =>
    [`user:${userId}`, [`remote://users/${userId}`, { firstName: 'John', lastName: 'Doe' }]]
  ).toObject()
)
class UserList extends React.Component {
  render() {