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.
You can also roll it up and move it -- something you might want to do if the washer overflows, for example. Fiberglass backing. Loose-lay vinyl has a heavy fiberglass backing that allows the sheet to lay flat on the floor without glue. You can purchase the flooring at most home centers and flooring stores. Standard sheet vinyl is not heavy enough to be installed in this fashion -- it will slip and curl over time. To prevent loose-lay vinyl from curling up in high traffic areas, secure the material with double-sided tape at the doorways.