POLYFILLS (see console for results)

Debounce (a fxn will execute after waiting t seconds from last event call)

Throttle (a fxn will call at a gap of t seconds no matter how many time user call the fxn)

Once Function (a fxn will calls only once)

Rate Limiter (a fxn will execute max x times in t seconds)

Memoization (a fxn that dont calculate fxn for same value again)