Learn Lisp The Hard Way
(Second Draft, In-Progress)

by

"the Phoeron" Colin J.E. Lupton

;; Welcome to L(λ)THW!
(let ((llthw '(learn lisp the hard way)))
  (format t "~{~@(~A~)~^ ~}, because ~{~A~^ ~} is easier!" llthw (cddr llthw)))

;; Common Lisp: Powerful, Expressive, Programmable, General Purpose, Multi-Paradigm.

About the Author

"the Phoeron" Colin J.E. Lupton is a full-time open-source developer (and recovering serial entrepreneur). He first discovered the Common Lisp and Scheme programming languages when he was 9 years old and has been in love with the Lisp-family of languages ever since.

You can find him online on:

• common-lisp.net: @thephoeron
• GitHub: @thephoeron
• Twitter: @thephoeron

Supporting This Project

If you would like to show your support for this project, please consider sponsoring the author through GitHub Sponsors:

https://github.com/sponsors/thephoeron

Recent Updates

Learn Lisp The Hard Way is under active development and changes often. For a list of recent updates, please see the CHANGELOG, and for a summary of upcoming changes to look out for, please see the TODO list.

You can also check the commit history directly on the source-control repository at:

https://gitlab.common-lisp.net/llthw/llthw.common-lisp.dev/-/commits/master

Updates to the LLTHW repository are automatically built and deployed to the live server, typically within 5 minutes or less.

Issues

To report technical problems with the content of this book, please create an Issue on the source-control repository at:

https://gitlab.common-lisp.net/llthw/llthw.common-lisp.dev/-/issues

Past Contributors

Past contributors from the Toronto Lisp User Group no longer involved in the project include:

• Leo "Inaimathi" Zovic
• Dann Toliver
• Gaelen D'Costa
• Josh Teneycke