algorithms Undergraduate Upends a 40-Year-Old Data Science Conjecture A young computer scientist and two colleagues show that searches within data structures called hash tables can be much faster than ...

struct s with an assortment of function pointers as members are commonly found in plugin systems, or where hardware dependent code is separated from the common, hardware independent logic.

This write-up will introduce structures and union s in C, how to declare and use them, and how union s can be (ab)used as an alternative approach for pointer and bitwise operations.