Diego Coy
@unJavaScripter
https://www.pubnub.com/blog/2013-09-11-what-are-websockets/
https://firebase.google.com/
Código
firebase.database().ref('algo/' + algoId).once('value').then(snapshot => { console.log(snapshot); });
firebase.database().ref('algo/' + algoId).on('child_changed', data => { console.log(data.val()); });
firebase.database().ref('algo/' + algoId).set({ cosa: "algoooo", bla: "blablabla" });
By Diego Coy