Performance (Update Delay) Fast (O(1) propagation) Slow (heap allocations and nested chaining) Fast (pruned update, lazy eval, diffing) Memory Usage Very low (stack + signals) High (many ...

Research Center for Advanced Materials, National Research and Innovation Agency, South Tangerang, Banten 15314, Indonesia ...

In the days since declaring a "crime emergency" in Washington, D.C., President Trump has spoken repeatedly of extending federal control over the city, even as it fights back with protests and legal ...

**FILE** The District's Child Support Services Division Amnesty Program, announced by Attorney General Brian Schwalb, runs now through Sept. 19. (Robert R. Roberts/The Washington Informer) D.C.