Search results for: "must-revalidate"

How can PHP scripts be used to check the validity of download keys for secure downloads?

To check the validity of download keys for secure downloads in PHP, you can create a script that verifies the key against a database of valid keys. Th...

How does the placement of include() or require() affect the usage of setcookie in PHP?

When using setcookie in PHP, it is important to place the function before any output is sent to the browser. This is because setcookie sends a header...

Where should you place the setcookie function in relation to other PHP functions?

When using the setcookie function in PHP, it is important to place it before any output is sent to the browser. This is because setcookie sends a head...

What is the purpose of email certification in preventing "joke accounts" and how is it typically implemented in PHP?

Email certification is crucial in preventing joke accounts because it ensures that users provide a valid email address during the registration process...

What are the requirements for the Mail functions to be available in PHP, particularly in relation to sendmail?

In order for the Mail functions to be available in PHP, particularly in relation to sendmail, the sendmail_path directive in the php.ini file must be...