APL, short for “A Programming Language,” is one of the granddaddies of programming, first published in 1964.

6. APL AAPL is the stock symbol of Apple, Inc. APL is a programming language. I see very little difference between the two.

YAKIMA, Wash. — A West Valley-based software company is conducting its 15th annual workshop on the APL programming language for high school students in October.