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function App() {
  const [count, setCount] = useState(0);
  const [message, setMessage] = useState("");

  function increment() {
    setCount(count + 1);
    setMessage(`count is ${count}`);
  }

  function decrement() {

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#https://unix.stackexchange.com/a/377601/334761

# Get the device id with "xinput"
# Look for "Wacom Intuos PT S Pen stylus"
# Get the ID value. e.g.) id=14
# pass the ID (14 for mine) as "device" in
# xinput MAN page: https://linux.die.net/man/1/xinput
xinput set-prop 14 "Coordinate Transformation Matrix" 1 0 0 0 1 0 0 0 1

# default 

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/*    /index.html   200

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let bt = document.createElement('button')
bt.appendChild(document.createTextNode('Close'))
bt.addEventListener('click', function(e) {
    this.parentElement.style.display = 'none';
});

// Subscriptions panel
let subEl = document.querySelector("#sections > ytd-guide-section-renderer:nth-child(2)")
subEl.prepend(bt)

dance2die

class Greeting extends Component {
  hello = id => console.log(`hello world! - ${id}`);

  componentDidMount() {
    const id = shortid.generate();
    setInterval(e => this.hello(id), 1000);
  }

  componentWillUnmount() {
    console.log("Greeting unmounted...");

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function useAsyncState(initialValue) {
  const [value, setValue] = useState(initialValue);
  const setter = x =>
    new Promise(resolve => {
      setValue(x);
      resolve(x);
    });
  return [value, setter];
}

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title	date
How to add Tailwind CSS for Docusaurus	2021-06-22

Steps

1. Install Docusaurus
   • npx @docusaurus/init@latest init site-name class

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dance2die@CC c:\misc\sources
> yarn global bin
C:\Users\dance2die\AppData\Roaming\npm\bin

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{
	"arrowParens": "always",
	"bracketSpacing": true,
	"embeddedLanguageFormatting": "auto",
	"htmlWhitespaceSensitivity": "css",
	"insertPragma": false,
	"jsxBracketSameLine": false,
	"jsxSingleQuote": false,
	"printWidth": 100,
	"proseWrap": "preserve",

dance2die

function repeatDemo() {
  const texts = Array(5)
    .fill()
    .map(_ => "I love your smile");
  texts.map(text => WriteLine(text));
}