Filtering built on top of Track will help tamp down spam and bot strategies, and it will also produce a set of favored filters that will both curate the flow and keep it open to new talent.
The opera house is built on top of Roman ruins, meaning that digging down is not an option, and because it is boxed in, the backstage cannot be expanded.
"They put down garbage, and they built on top of it.
Although it is not accessible to the public, and has not been restored, the duplex apartment Belasco built on top of the theater still exists, albeit in run-down and bare-bones form.
Brighton and neighbouring Hove, on the English Channel coast between the South Downs and the sea, were built on top of a vast aquifer of chalk.
A few one-room houses shared by three to four families are built on top of hillocks, which barely have extra space to lie down.
If you peel away all of the new technology that's been built, the apps built on top of it and the hopes of more being built by developers, it all comes down to trust.
With more services being built on top of cloud computing infrastructures, a power outage, closure, bankruptcy or breakage/failure can create a domino effect, effectively taking down large amounts of Internet services and Internet-based applications.
In the United States, costs would come down if several companies shared the financial burden of putting fiber into the ground and then competed on the basis of services built on top of the shared assets.
This system is also built on top of Windows NT.
Intelligence is built on top of known procedural knowledge.
