Making your application network-aware in real time. To keep track of network changes asynchronously, your application needs to register for a callback. When a network or network property change occurs your callback will be invoked.
1 You can simply lay your vinyl floor on top of the subfloor. Just unroll, cut the floor to size and itâs done â easy!  Medium room ( < 25m2) Semi-loose installation will do. Use double faced duct tape around the room to secure the flooring.
Preparing the Floors for Sheet Vinyl. 1  Concrete: Sheet vinyl can be installed over concrete if the surface of the concrete is clean, smooth and dry. Repair any holes or cracks. 2  Linoleum or vinyl flooring: Sheet vinyl can be laid over old linoleum or vinyl flooring if the existing floor is in good condition. If the old floor has a rough texture or some indentations, use a coat of embossing leveler.