moaoa

 rmdir /s/q node_modules

moaoa

git push origin --all
// will push all branches to github

moaoa

// sending to sender-client only
socket.emit('message', "this is a test");

// sending to all clients, include sender
io.emit('message', "this is a test");

// sending to all clients except sender
socket.broadcast.emit('message', "this is a test");

// sending to all clients in 'game' room(channel) except sender

moaoa

//One could (or should) use it as a protoype from Array:

//From ChristopheD:

Array.prototype.shuffle = function() {
  var i = this.length, j, temp;
  if ( i == 0 ) return this;
  while ( --i ) {
     j = Math.floor( Math.random() * ( i + 1 ) );
     temp = this[i];

moaoa

// sign up route 
Router.post('/signUp',cors(),  async (req, res) => {
    const {email, password, name, imgUrl} = req.body
    if(!email || !password || !name) return res.status(400).json({msg: 'all fields are required'})

    try {
        const user = await User.findOne({email})
        if(user) return res.status(400).json({msg: 'email already exists'})

moaoa

<Switch>
              
            {!user  && <Redirect exact from='/' to='/auth' />}
            // you can only place the Redirect component inside the Switch Component if you are using the from to sytax
            {user && <Redirect exact from='/' to='/dashboard'/>}
            {user && <Redirect from='/auth' to='/dashboard'/>}
            <Route path='/auth'  component={AuthPage}/>
            <Route path='/landing' component={LandingPage} />
            <Route path='/'  component={ProjectPage}/>
</Switch>

moaoa

const MIN_PASSWORD_LENGTH = 6;
  const [data, setData]  = React.useState({
    name: '',
    email: '',
    password: '',
    confirmPassword:''
  })
  const errors = {
    name: '',
    email: '',

moaoa

autocomplete="chrome-off"

moaoa

shuf -i 1-10 -n 1

// -i the range (here from 1 to 10)
// -n number of results (here one number between the given range will be printed

moaoa

const router = new Router({
    mode: "history",
    routes,
    scrollBehavior: (to, from, savedPosition) => {
        if (to && to.hash) {
            return { selector: to.hash };
        } else {
            return { x: 0, y: 0 };
        }
    },