In Windows PowerShell, you most likely have used arrays and hash tables. The latter is simply a different kind of an array called an associative array. When using arrays, you may have a requirement to ...

The original version of this story appeared in Quanta Magazine. Sometime in the fall of 2021, Andrew Krapivin, an undergraduate at Rutgers University, encountered a paper that would change his life.

Seventy years after the invention of a data structure called a hash table, theoreticians have found the most efficient possible configuration for it. About 70 years ago, an engineer at IBM named Hans ...