Racket v8.4
posted by John Clements Racket version 8.4 is now available from https://download.racket-lang.org. Command-line Racket provides a new expression editor by default for its read-eval-print loop (REPL). The new REPL is based on the Chez Scheme expression editor, but extended to use the same language-sensitive syntax coloring and indentation tools as DrRacket. Typed Racket adds a kind system, preventi
Racket
#lang racket/gui (define my-language 'English) (define translations #hash([Chinese . "你好 世界"] [English . "Hello world"] [French . "Bonjour le monde"] [German . "Hallo Welt"] [Greek . "Γειά σου, κόσμε"] [Portuguese . "Olá mundo"] [Spanish . "Hola mundo"] [Thai . "สวัสดีชาวโลก"] [Turkish . "Merhaba Dünya"])) (define my-hello-world (hash-ref translations my-language "hello world")) (message-box "" my
Why I haven't jumped ship from Common Lisp to Racket (just yet)
Cybernethics / CybernéthiqueLiberty, Ethics and Information / Liberté, Éthique et Information Matthias Felleisen jested "Why are you still using CL when Scrbl/Racket is so much better :-)" ? My response was as follows: Dear Matthias, you are right Racket is so much better in so many dimensions. I use Lisp because I just can't bear programming in a language without proper syntactic abstraction, and
Pollen: the book is a program
Pollen is a publishing system that helps authors make functional and beautiful digital books. I created Pollen so I could make my web-based books Practical Typography, Typography for Lawyers, and Beautiful Racket. Sure, go take a look. Are they better than the last digital books you encountered? Yes they are. Would you like your next digital book to work like that? If so, keep reading. At the core
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Racket Documentation
