Errata - Known errors in the manuscript

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Vending Machines Business - Find the Right Vending Business for You


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Page #65: SQL Statement is incorrect

You wrote:

db_query("SELECT title FROM node WHERE uid IN ($placeholders)", $uids);

but the correct statement is:

db_query("SELECT title FROM {node} WHERE uid IN ($placeholders)", $uids);

you've forgotten the curly braces.

discuss unserializing user data preg_* and /e

These seem to come up frequently enough that we should talk about it:

Discussion of t() is disjointed

From no warning label:

  • The book jumps around too much - especially by introducing the t() system without fully explaining it and then explaining it fully later.
  • Doesn't show how to exploit vulnerabilities enough - not technical enough.