small medium large xlarge

The latest version of the book is P1.0, released about 1 month 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: B7.0 (06-Mar-20)
#86412
PDF page: 14

homePageData is not referenced anywhere. I believe viewData is being referenced.--Manish Pahwa

  • Reported in: P1.0 (08-Apr-20)
#86540
PDF page: 28
If we follow your directions on page 19 (pdf)/xviii (book) and type all of the commands ourselves, then the "npm run start-dev-server" command on page...more...
  • Reported in: P1.0 (08-Apr-20)
#86541
PDF page: 34
"Lines 1 and 2 pull in functions to create our database code and the home application you just wrote ..." The database creation code is then listed...more...
  • Reported in: P1.0 (10-Apr-20)
#86555
PDF page: 39

The last word on the page is autonomouse, should be autonomous. Although the thought of an autonomous mouse is funny.--David Lains

  • Reported in: P1.0 (11-Apr-20)
#86562
PDF page: 39
Chapter: "Hanging a Lantern" Section: "What You've Done So Far" Second paragraph, second sentence, last word of the page: "autonomouse" should be...more...
  • Reported in: P1.0 (16-Apr-20)
#86600
PDF page: 39

Third sentence of first paragraph:
"We’ll add that to env.js and .env is just a moment."
"is" should be "in"--Lee Marlow

  • Reported in: P1.0 (22-Apr-20)
#86635
Paper page: 39
The last line of the last paragraph states: "Messages are what make autonomous microservices possible, and autonomouse" "autonomouse" should be ...more...
  • Reported in: B7.0 (05-Mar-20)
#86408
PDF page: 40

The third list item is numbered 1, but it should probably be 3
--Tobias

  • Reported in: P1.0 (18-Apr-20)
#86614
PDF page: 61

2nd to last sentence on page 61: "change one wit" should be "change one bit"--Lee Marlow

  • Reported in: P1.0 (19-Apr-20)
#86619
PDF page: 74

Last line of read.js has unneeded " exports = " in it.

"module.exports= exports= createRead"--Lee Marlow

  • Reported in: P1.0 (15-Apr-20)
#86599
PDF page: 100
Extracting "Microservices" 2nd para "All of these pieces being in the green box represents that their running on the same server". Should be "they...more...
  • Reported in: P1.0 (26-Apr-20)
#86654
PDF page: 111

AlreadyRegsiteredError should be AlreadyRegisteredError--Christian Alexander