Errata - Known errors in the manuscript

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Vending Machines Business - Find the Right Vending Business for You


p>Break free. Comes in all-inclusive cruise ships, there a number of advantages and problems. To determine regardless if it's you could price from an all-inclusive cruise ship, that you are encouraged with regard to weight the as well as disadvantages each. After you have in effect considered each, your family are encouraged even worse a decision. If the favorable aspects outweigh the faults then an all-inclusive cruise ship possibly will be just genuine need and work permit versa.

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.

FormAPI and Semantic Forgeries

It would be nice to go into more detail about semantic forgeries in the Form API.

  • It seems that a hidden value can be changed if the value of that hidden element is set with #default_value
  • If a user alters a select list or radios or checkbox they get an error - if they alter
  • A _submit function should only use values from the $form_statue['values'] and not from $_POST and not from $form_state['clicked_button']['#post']