Creating references within the constructor can lead to confusing results. This tutorial like section helps you to avoid problems.

Zend is built using certain conventions to avoid breaking its standards, you should follow the rules described in the following sections.

When using these functions, it is important to remember that while many of them have identical names to their C counterparts, they often have different declarations. Please be sure to read the descriptions to avoid confusion.

ע Up to PHP 4.3.0 you are able to add both db2 and db3 handler but only one of them can be used internally. That means that you cannot have both file formats. Starting with PHP 4.4.0 there is a configuration check avoid such missconfigurations.

By 2050 global GHG emissions need to be half of 1990's level to avoid surpassing this. With the failure of the EU 15 to honor its Kyoto commitment and the EU 15 switching to less ambitious emission reduction targets currently this seems out of reach.

蛁 This function's behavior changed in 4.0.3. The temporary file is also created to avoid a race condition where the file might appear in the filesystem between the time the string was generated and before the the script gets around to creating the file. Note, that you need to remove the file in case you need it no more, it is not done automatically.

You may create different database users for every aspect of your application with very limited rights to database objects. The most required privileges should be granted only, and avoid that the same user can interact with the database in different use cases. This means that if intruders gain access to your database using one of these credentials, they can only effect as many changes as your application can.