HTTP2 Server Push is a new feature in HTTP/2 Protocol where server already sends files that are required to render a page.
It is basically done, by adding a Link Header to the page response of the loading page to Preload specific files.
Server Push is actually supported on only Web Servers that have enabled HTTP/2 Protocol, nowadays most web servers support HTTP/2 (Apache 2.4.17 and nginx 1.9.5 supports HTTP/2).
So if your web server supports HTTP/2 then you can server push files, but the web server does not automatically pushes files, because it is the application that has to tell which file to push in this case application is WordPress or W3 Total Cache Plugin.
Yesterday a reader asked for How to get back his details when he was registered on Demonoid before it went down. As most of you might know Demonoid tracker was down for over a span of 2 years and just recently came back
We sometimes take screenshots or videos of Desktop and at that time the Desktop is cluttered with Applications icons, files and folders and other things. Which does not look good on video or screenshot or some even need to hide those for Presentations using a projector, but like windows there is no option of hiding Desktop icons in Mac.
Dropbox as a cloud storage service is very popular and almost everyone uses it, I use dropbox with few people as a collaborator and after finishing my work I try to upload the files, but it takes forever to upload, literally it takes hours for a few low res images which at most are of