(AND
(KEEP
CALM)
(HACK
LISP))


Dennis Ritchie
John McCarthy


September 9, 1941 - October 12, 2011
September 4, 1927 - October 24, 2011
Lisp ?

Who cares about lisp ?
Ready ?

Polish notation

"Lots of Irritating Superflous Parenthesis"

(defpackage simple-app
(:use :cl
:clack))
(in-package :simple-app)
(defvar *handler*
(clackup
#'(lambda (env)
'(200 (:content-type "text/plain") ("Hello, Clack!")))))
Example !
Demo time !

Variables
Functions
Conditions and predicates
Loops
Lisp stands for LISt Processing
Magic operators

DEFMACRO, MACROEXPAND
(defmacro let1 (var val &body body)
`(let ((,var ,val))
,@body))
The macro
The use
(let1 foo (+ 2 3)
(princ "Lisp is awesome!")
(* foo foo))
The expansion
(macroexpand '(let1 foo (+ 2 3)
(* foo foo)))
Macros

Conclusion

Land of lisp
Practical common lisp
Epic books


Epic links
Questions ?

(and (keep calm) (hack lisp))
By Siegfried Ehret
(and (keep calm) (hack lisp))
- 4,974