small medium large xlarge

The latest version of the book is P1.0, released almost 2 years ago. If you've bought a PDF of the book and would like to update it to this version (for free), visit your home page.

By default this page displays the errata for the latest version of the book. If you have a previous version, select it here:

If you've found a new error, please submit it.

  • Typo
  • Tech. error
  • Suggestion
  • Maybe next edition
  • Not a problem
  • Reported in: P1.0 (11-Jul-18)
PDF page: vii

My name is spelled incorrectly in the acknowledgements. Should be Gareth Stephenson, not Gareth Stevenson.--Gareth Stephenson

  • Reported in: P1.0 (18-Jul-18)
PDF page: 1

More on how to deal with Trivial problems would be useful, that section is pretty thin presently.--Ron Jeffries

  • Reported in: P1.0 (18-Jul-18)
PDF page: 25

its should be it's about half way down.--Ron Jeffries

  • Reported in: P1.0 (21-Oct-18)
Paper page: 31

4th bullet point "We spent spent.."--Frederic Lott

  • Reported in: P1.0 (31-Jul-18)
Paper page: 37
Fourth paragraph, third sentence. "which in return means you're bad person". Should probably read as "which in turn means you're a bad person, "--G...more...