handle
abstract reference to an open or active computing resource
file shortcut
handle in a user interface that allows the user to find a file or resource
iterator
in computing, an object whose methods enables a program to orderly traverse elements having some logical conditions in a given container from a given first element
tombstone
mechanism to detect dangling pointers that can appear in certain computer programming languages
database cursor
iterator over rows returned from a database query
file descriptor
abstract indicator (handle) used to access a file or other input/output resource
pointer
type which stores memory addresses in a computer program