We try to keep our books accurate, but sometimes mistakes creep in. This page lists the errors submitted by our astute readers. If you've found a new error, please submit it.

The latest version of the book is P1.0, released 6 months ago. If you've bought a PDF of the book and would like to upgrade it to this version (for free), visit your home page.

Key: Typo Tech. Error Suggestion Not a problem Next edition

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(To find out what version you have, look at the copyright page, a few pages in from the front of the book. If it says (say) 'Second Printing', then here it'll be P2.0. If there are interim PDF releases in that printing, they'll be 2.1, 2.2, and so on.)

PDF Paper Description Found in Fixed in
1

#32213: The creator of LiveJournal, Brad Fitzpatrick, is incorrectly referred to as "Brad Fitzgerald."--Leigh Caplan

 P1.0
29-May-08
2

#34452: "With memcached, the web page check memcached" should be "checks memcached"--Jim Van Fleet

 P1.0
09-Sep-08
12
#32267: This booklet is very good. I have one request: It seems this PDF is not indexed. I have tried to search it using either skim, spotlight or pre...more...
 P1.0
04-Jun-08
12
#32414: "One way to remove date from memcached is to delete it" should read "One way to remove data from memcached is to delete it" - first p...more...
 P1.0
18-Jun-08
15

#34277: "The simplest is flusha_all." should be "The simplest is flush_all."--Ken Collins

 P1.0
27-Aug-08
26
#35589: In the side bar, the last paragraph reads: "...but you should now it’s here so you can...". It should be: "...but you should know it’s here ...more...
 P1.0
03-Nov-08
27

#33483: @Sidebar "Not ever client supports compression."
Should be "Not ever[y] client..."--Ben Duong

 P1.0
02-Aug-08
61
#33484: @first sentence on page: "...you need to be prepared to get handle an error code and respond to it". To handle is to respond; sentence needs ...more...
 P1.0
02-Aug-08
63

#35991: Section 4.6 paragraph 2, "If you’re code has been written" should grammatically be be "If your code has been written".--Paul Umbers

 P1.0
19-Nov-08
67
#32800: If you're code has been written to minimize cache stampedes then this should be a minimal impact. "You're" should be "your", this should "...more...
 P1.0
09-Jul-08