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.
With the right preparation and adhesive, vinyl flooring can be installed over almost any clean, dry surface. If you plan to install it over concrete, check for excess moisture by gluing down a 3 x 3-ft. piece of vinyl flooring and taping the edges. After 72 hours, try to pull up the vinyl.If it comes up easily, there's too much moisture in the concrete to install a sheet vinyl floor.In some cases, vinyl can be glued directly to old vinyl, ceramic tile and wood floors, but special fillers and glue-down procedures are needed.fter 72 hours, try to pull up the vinyl. If it comes up easily, there's too much moisture in the concrete to install a sheet vinyl floor. In some cases, vinyl can be glued directly to old vinyl, ceramic tile and wood floors, but special fillers and glue-down procedures are needed.