Devtools Console, from Novice to Ninja

    ⌘ + K => clears console
    inspect(element)  => inspects element
    $(query) => equal to document.querySelector
    $$(query) => equal to document.querySelectorAll
    $_ => last output 
    clear() => clears the console. in your code your can `console.clear()`
    console.count(label) => counts with a label that you pass 
    console.log("%cThis will be formatted with large, blue text", "color: blue; font-size: x-large");