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The latest version of the book is P1.0, released 2 months 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 (21-Apr-18)
PDF page: 42
In the code snippet, 03-chp.userinput/4-ordering/lib/plate_slate/menu/menu.ex, the argument to '^order' should not be ':name'. Probably it is 'order'....more...
  • Reported in: P1.0 (26-Apr-18)
Paper page: 142
The second example on this page is meant to be refering to `lib/plate_slate/ordering/order.ex` where the :customer_id is added to the cast list, howev...more...
  • Reported in: P1.0 (29-Apr-18)
Paper page: 245
The example command of `get-graphql-schema ...localhost:4000/graphql > ./schema.graphql` at the very bottom of this page uses an incorrect URL. The UR...more...
  • Reported in: P1.0 (29-Apr-18)
Paper page: 247
Cannot compile the graphql schema with relay-compiler as described on this page. Even the book source code fails with same error I'm getting: Writi...more...