To make it easier for developers (and non-developers too) to understand what these status codes mean and how to use them, the people at Restlet, a vendor in the API space, have created and ...

Battery Status API to be removed in Firefox 52 Citing these ... Mozilla's decision and are preparing to remove it from WebKit's source code for good, pending a period of open discussions.

This makes your API consistent and reliable ... The Content-Type or the Content-Length headers are empty The HTTP Status Code of the response is between 400 and 600 Replace the Get method of ...