Errata
The errata list is a list of errors and their corrections that were found after the product was released.
The following errata were submitted by our customers and have not yet been approved or disproved by the author or editor. They solely represent the opinion of the customer.
Color Key: Serious technical mistake Minor technical mistake Language or formatting error Typo Question Note Update
Version | Location | Description | Submitted by | Date submitted |
---|---|---|---|---|
Printed | Page 38-39 |
Hello. In the data file for the first exercise, all of the records with SIGNED_IN==FALSE have the value 0 for both the Age and Gender fields. These would seem to be meaningless default values, and in the sample code there is a line to produce a summary of the data that ignores them: |
George Schneiderman | Jun 17, 2016 |
Printed | Page 39 in the code |
On page 39 there is code that is supposed to cut users as "<18", "18-24", ... etc. |
Jason Scott | Aug 13, 2015 |
Printed | Page 39 Near top of code segment |
On p. 38 the task is to separate users by age into <18, 18-24, 25-34, 35-44, 45-54, 55-64 and 65+. The sample code creates field agecat with this line: |
JD Baldwin | Sep 23, 2017 |
Printed | Page 50 4th statement from the bottom |
bk.homes[which(bk.homes$sale.price.n<100000),] |
Mahboob Hussain | Sep 19, 2015 |
Printed | Page 86 Last line |
> require(geoPlot) |
Mahboob Hussain | Sep 23, 2015 |
Printed | Page 87 12th line from bottom |
> mt$address.noapt <- gsub("[,][[:print:]]*", "", |
Mahboob Hussain | Sep 23, 2015 |
Page 111 Sample R Code for Dealing with the NYT API |
The New York Times API has changed. Thus nearly everything in the code sample must be reworked. e.g. res1$results becomes res1$response$docs |
Steven | Dec 08, 2015 | |
Printed | Page 126 3rd line |
broken link. Article is no more to be found for free. |
Buno Betoni Parodi | Jan 06, 2018 |
Printed | Page 162 Code Snipit |
datapath <- "http://getglue-data.s3.amazonaws.com/getglue_sample.tar.gz" |
Anonymous | Jun 22, 2017 |