I have the following code to send asynchronous HTTP request using sendBeacon method, var data = { name: 'test', uniqueId: Math.random() }; var blob = new Blob([JSON.stringify(data)], {type : 'app...

I am trying to send data when the window closes to prevent 2 people from editing and overwriting each others data. Currently I am using a sendBeacon within a unload event handler. FireFox: Refresh...

In the context of a beforeunload handler, what is the functional difference between fetch(keep-alive: true) and setting the src attribute of an img tag, and which of these is the preferred method f...