November 2010
Intermediate to advanced
504 pages
12h 45m
English
Content preview from Land of Lisp
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Lists in Lisp
Lists are a crucial feature in Lisp. They are what hold all your Lisp code (as well as data) together. Take any basic piece of Lisp code, such as the following:
(expt 2 3)
This piece of code contains a symbol (expt) and two numbers, all tied together as a list, indicated by the parentheses.
You can think of a Lisp program as a house. If you were to build a house in Lisp, your walls would be made out of lists. The bricks would be made out of symbols, numbers, and strings. However, a wall needs mortar to hold it together. In the same way, lists in Lisp are held together by structures called cons cells.
Cons Cells
Lists in Lisp are held together ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.